ASM旗下三大微生物期刊 mBio、mSystems、Applied and Environmental Microbiology 的比较
(一)mBio
最新IF:6.747,近四年影响因子变动小,基本维持在6左右;中科院分区 1区,这个分区对于对于有毕业要求的投稿人,这个期刊性价比很高;
OA开放访问:是;
年文章数:509篇;
投稿周期:官方时间为平均3天左右筛选Editor,平均35天到第一个决定,接收到online平均22天,这个时间相对来说还是友好的,文章只online发布;对于赶时间,且研究方向符合此期刊的,不妨可以考虑;
接收文章类型:精简性综述和研究类,此期刊在初始提交时没有格式要求,Freestyle;
接收文章偏好性:分为以下6大主题:
-
Applied and Environmental Science
-
Clinical Science and Epidemiology
-
Ecological and Evolutionary Science
-
Host-Microbe Biology
-
Molecular Biology and Physiology
-
Therapeutics and Prevention
包括但不限于生物化学和分子生物学,遗传学和基因组学,环境科学,进化,免疫学,传染病和生理学。涵盖的主题包括细菌,病毒,寄生虫,真菌和简单的真核生物,以及所有类型的宿主 – 微生物相互作用。
(二)mSystems
最新IF:6.519,中科院2区,从2017年开始有影响因子,起步比较高,5.75,一年跨越到6.519,可惜的是被分成了中科院2区;
OA开放访问:是;
年文章数量:134篇,即将开放同行评审,相比mBio来说,年文章数量少了很多,在理论上接收概率是偏小;
接收文章主题分为以下几大主题:
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Applied and Environmental Science
-
Clinical Science and Epidemiology
-
Ecological and Evolutionary Science
-
Host-Microbe Biology
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Molecular Biology and Physiology
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Novel Systems Biology Techniques
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Synthetic Biology
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Therapeutics and Prevention
与mBio略有不同
对于研究方法的偏好性:微生物组,基因组学,宏基因组学,转录组学,代谢组学,蛋白质组学,生物信息学和计算微生物学的研究交叉学科;
投稿周期:官方时间平均32个自然日会出第一个决定,时间来说也是非常的快,所以每个期刊的优势不同,按需选择,没有最好,只有更好!
(三)Applied and Environmental Microbiology
最新IF:4.077 近四年,影响因子处于上升趋势,中科院2区,相比mBio和mSystems, 此期刊显得更加亲民;
OA开放访问:否;
年文章数:612篇;
投稿周期:2个月;
接收率:60%(数据来源网络);
接收文章偏好性:应用微生物研究的各个方面的描述,微生物生态学的基础研究,以及关注具有实用价值的微生物主题的遗传和分子性质的研究。研究必须解决显着的微生物学原理,基本微生物过程或应用或环境微生物学的基本问题。所考虑的主题包括与食品,农业,工业,生物技术,公共卫生,植物和无脊椎动物有关的微生物学以及与微生物生态学相关的细菌,真菌,藻类,原生动物和其他简单真核生物的基本生物学特性。新的重要发现,以促进对微生物学的理解,以及其他科学家可能建立的。
肠炎的非处方药
🇩🇪 德国当地易购的非处方药推荐
1. 缓解胃肠痉挛和疼痛(首选)
- Buscopan (10 mg)
- 作用: 德国最经典的缓解胃肠道痉挛的非处方药。如果是因为吃太饱或肠炎引起的肠胃绞痛、隐痛,这个药能有效放松平滑肌,缓解疼痛。
- 注意: 购买时认准 10mg 版本(20mg 需要处方)。按说明书服用。
2. 针对“吃太饱”引起的消化不良和胀气
- Iberogast (伊波加斯特)
- 作用: 德国国民级的植物提取液(含9种草药)。对功能性消化不良、吃撑后的胃部胀痛、肠道不适效果非常好,且非常温和,适合肠胃脆弱期。
- 用法: 液体,用水送服,饭前或饭后均可。
- Lefax Kautabletten 或 Sab Simplex (西甲硅油 Simethicon)
- 作用: 如果阿姨觉得肚子里胀气严重、咕噜咕噜响,这两种药能有效消除胃肠道内的气泡,缓解胀气带来的疼痛。Lefax 是咀嚼片,Sab Simplex 是滴剂。
- Optiwell 或 Abtei Verdauungsenzyme (消化酶)
- 作用: 类似国内的“多酶片”,补充消化酶,帮助分解吃下去的过多食物,减轻胃肠负担。
3. 肠炎后期的肠道修复与菌群调节
- Perenterol forte (布拉氏酵母菌)
- 作用: 德国肠炎、腹泻后最推荐的肠道修复非处方药。它能有效抑制肠道有害菌,帮助恢复肠道微生态,增强肠道抵抗力,防止肠炎反复。
- 注意: 胶囊,温水送服。
4. 如果痛的位置偏上(胃部胀痛/反酸)
- Talcid (铝碳酸镁咀嚼片)
- 作用: 这就是国内“达喜”的德国原版(拜耳出品)。如果阿姨觉得心窝处(胃部)胀痛、有灼热感,嚼碎服用可以迅速中和胃酸并保护胃黏膜。
- Rennie (碳酸钙+碳酸镁咀嚼片)
- 作用: 同样用于快速缓解胃酸过多引起的胃部不适,起效很快。
🛒 在德国的购买渠道
- 线下药店 (Apotheke)
- 正规德国网上药店(通常 1-3 个工作日送达):
- Shop-Apotheke (shop-apotheke.com)
- DocMorris (docmorris.de)
- medpex (medpex.de) (在这些网站搜索上述德语药名即可,支持 PayPal 或信用卡)
- 亚洲超市/中药房 (TCM):如果习惯吃中成药(如江中健胃消食片、保和丸),可以去当地较大的亚洲超市(如 Go Asia, 华超)或华人中药房碰碰运气,但西药在德国的可及性和针对性通常更高。
💡 近期护理建议(同样适用)
- 严格清淡饮食:未来 2-3 天,只给她吃 Zwieback (德国烤面包干,极易消化)、Haferbrei (燕麦粥) 或清汤面条。绝对避免 Milchprodukte (奶制品)、Kaffee (咖啡)、fettes Essen (油腻食物) 和 Rohkost (生冷蔬菜/水果)。
- 少食多餐:德国人习惯的一日三餐对现在的她来说负担太重,请改为一天 5-6 次,每次只吃几口。
- Wärmflasche (热水袋):德国冬天/初春较冷,腹部保暖对缓解肠胃痉挛至关重要。
这份列表中有非常适合目前情况(肠炎初愈 + 吃太饱引起胀痛)的药物,但也包含了一些绝对不能买的药(比如泻药)。
我为您将列表中的药物进行了分类筛选,以下是详细的购买建议:
✅ 强烈推荐购买(对症且安全)
1. Perocur 250 mg 50 St (Hexal AG) —— ⭐ 首选推荐
- 这是什么:药用酵母菌(布拉氏酵母菌,Saccharomyces boulardii)。这就是我之前向您推荐的
Perenterol forte的同成分/同类优质产品。 - 为什么适合:它是德国治疗急性腹泻和肠炎后肠道菌群恢复的“黄金标准”非处方药。它不含抗生素,能抑制肠道有害菌,帮助修复前几天肠炎受损的肠道黏膜,增强肠道抵抗力,防止病情反复。
- 价格参考:约 24.99 €(50粒装,很划算)。
2. Simeticon 280mg 32 St (STADA) —— ⭐ 针对“吃太饱”的胀痛
- 这是什么:西甲硅油(消胀气药)。
- 为什么适合:昨天吃得太饱,现在痛很可能是因为食物积滞产生了大量气体,导致肠道痉挛胀痛。西甲硅油能在肠道内物理性地打破气泡,让气体排出,从而快速缓解腹胀和隐痛。它不被人体吸收,非常安全。
- 价格参考:约 6.99 €。
3. Glucose Elektrolyt Mischung 12 St (Aristo Pharma) —— 辅助恢复
- 这是什么:葡萄糖电解质冲剂。
- 为什么适合:如果因为前几天的肠炎或现在的肠胃不适导致食欲不佳、身体虚弱,这个冲剂可以快速补充水分和流失的电解质,帮助恢复体力。
⚠️ 谨慎购买或不要购买(避坑指南)
❌ 绝对不要买:泻药 (Abführmittel)
列表中有几种药是治疗便秘的,如果吃了会雪上加霜,加重腹痛和腹泻:
Macrogol(聚乙二醇,如 Macrogol – 1 A Pharma, Macrogol HEXAL)Lactulose(乳果糖,如 Lactulose-1 A Pharma Sirup)LAXANS AL
❌ 暂时不要买:强力止泻药 (Loperamid)
- 列表中的
Loperamid akut/Lopedium akut(洛哌丁胺/易蒙停)。 - 原因:这是强力抑制肠道蠕动的止泻药。如果现在主要是“胀痛”,或者肠炎是由细菌引起的,强行止泻会把细菌和毒素“关”在肠道里排不出去,反而可能加重感染和疼痛。除非她现在有严重的、频繁的水样腹泻且没有发烧,否则不要吃。
⚠️ 视情况购买:胃药 (Säureblocker)
- 列表中的
Pantoprazol(泮托拉唑) 或Omeprazol(奥美拉唑)。 - 原因:这些是抑制胃酸的药物,主要用于胃痛、烧心、反酸。如果明确说痛的位置在“心窝处(胃部)”,并且有灼热感,可以买一盒短期吃。但如果痛的位置在肚脐周围或下腹部(肠道),吃这个没用。
💡 给您的最终购买建议组合:
如果您想在网上直接下单,建议直接购买以下两样,最能解决当下的问题:
- Perocur 250 mg (修复肠道,防止肠炎复发)
- Simeticon 280mg (消除吃太饱引起的胀气和痉挛痛)
服用提示:
- Simeticon 可以在饭后或胀痛时嚼碎或吞服,起效较快。
- Perocur 按说明书每天服用,用温水送服(水温不要超过50度,以免烫死酵母菌)。
如果服药 1-2 天后,疼痛没有减轻,或者出现了发烧、呕吐、大便带血等症状,请务必让她在德国拨打 116 117(非紧急医疗热线)或前往急诊就医。希望早日康复!
关于 Buscopan Dragees 10 mg (20片装) 的服用天数,以下是基于德国官方药品说明书的安全建议:
⏱️ 核心结论:最多连续服用 3 到 5 天
对于非处方药 Buscopan,德国官方的明确建议是:如果没有医生的指导,连续服用不应超过 3 到 5 天。
Buscopan 是对症治疗药物(缓解痉挛和疼痛),它的作用是“治标”。因此,只要的腹痛或胀痛明显缓解或消失,就可以立刻停药,不需要像抗生素那样必须“吃满一个疗程”。
💊 标准用法用量(针对成人及12岁以上)
- 剂量:每次 1 到 2 片(即 10mg – 20mg)。
- 频率:每天 3 次(早、中、晚)。
- 最大日剂量:每天最多不超过 6 片(60mg)。
- 服用方法:用少量温水整片吞服,饭前或饭后均可。
- 按此计算,一盒 20 片大约够吃 3 到 6 天,正好符合安全用药期限。
⚠️ 给老年人服用的特别注意事项(非常重要)
Buscopan 的有效成分是丁溴东莨菪碱(Scopolaminbutylbromid),属于抗胆碱能药物。老年人对该类药物的副作用通常更敏感,请密切观察是否有以下情况:
- 常见轻微副作用:口干、轻微的心跳加快、皮肤潮红、便秘。
- 注意:本身刚得过肠炎,如果现在便秘加重,应减少剂量或停药。
- 绝对禁忌症:如果患有青光眼(Grüner Star)、严重的心律失常、重症肌无力或肠道阻塞(Megacolon),绝对不能服用此药。
- 排尿问题:如果平时有排尿困难的情况,服用此药可能会加重症状。
🚨 何时必须停止自行用药并就医?
如果出现以下任何一种情况,请立即停药,并寻求专业医疗帮助(在德国可拨打 116 117 联系非紧急值班医生,或直接去急诊):
- 连续服药 2 到 3 天后,腹痛没有任何缓解,甚至加重。
- 疼痛性质改变(例如从隐痛变成剧烈绞痛,或按压肚子时痛感明显加剧)。
- 出现新的症状:发烧(Fieber)、频繁呕吐(Erbrechen)、大便带血或呈黑色。
- 出现严重的心慌、视力模糊或排尿困难。
💡 综合建议
鉴于是“肠炎初愈 + 吃太饱”引起的疼痛,Buscopan 可以帮她快速缓解当前的痉挛性疼痛。但为了长远恢复,建议同时配合:
- 严格清淡饮食(如德国易消化的 Zwieback 烤面包干、清汤)。
- 搭配 Iberogast(帮助消化)或 Perenterol forte(修复肠道菌群),这两种药可以和中老年肠胃的长期调理更好地结合。
Protected: TODOs: Habilitation的材料
Processing and submitting two Acinetobacter baumannii isolates Z2605 and Z2914 (Data_Tam_DNAseq_2026_2605_2617_2631_2914_Acinetobacter_sp)
-
Run nextflow bacass
conda deactivate # Downlod k2_standard_08_GB_20251015.tar.gz from https://benlangmead.github.io/aws-indexes/k2#kraken2--bracken # Download 20190108_kmerfinder_stable_dirs.tar.gz from https://zenodo.org/records/13447056; 'tar xzf 20190108_kmerfinder_stable_dirs.tar.gz' #The database does not work! # Download the kmerfinder database: https://www.genomicepidemiology.org/services/ --> https://cge.food.dtu.dk/services/KmerFinder/ --> https://cge.food.dtu.dk/services/KmerFinder/etc/kmerfinder_db.tar.gz #The database works! # DEBUG: --kmerfinderdb /mnt/nvme1n1p1/REFs/kmerfinder/bacteria/ not working! nextflow run nf-core/bacass -r 2.6.0 -profile docker --help # -- Hybrid assembly -- nextflow run nf-core/bacass -r 2.6.0 -profile docker \ --input samplesheet_bacass.tsv \ --outdir bacass_out \ --assembly_type hybrid \ --assembler unicycler,dragonflye \ --kraken2db /mnt/nvme1n1p1/REFs/k2_standard_08_GB_20251015.tar.gz \ --skip_kmerfinder \ -resume \ -work-dir bacass_out/work # -- Short assembly -- #Maybe BUG is from '--skip_kmerfinder for -r 2.6.0, using db in 2.5.0' nextflow run nf-core/bacass -r 2.5.0 -profile docker \ --input samplesheet.tsv \ --outdir bacass_out \ --assembly_type short \ --kraken2db /mnt/nvme1n1p1/REFs/k2_standard_08_GB_20251015.tar.gz \ --kmerfinderdb /mnt/nvme1n1p1/REFs/kmerfinder/bacteria/ \ -resume \ -work-dir bacass_out/work -
Verify if the genome is pure
# 1. Go up one level to the main 'bacass_out' directory cd .. # 2. Create directories for CheckM inputs and outputs mkdir -p checkm_input checkm_output # 3. Copy all .fna files into the 'checkm_input' folder # (CheckM cannot search subdirectories, so they must be in one folder) find ./Prokka -name "*.fna" -exec cp {} checkm_input/ \; # 4. Run CheckM on all 4 assemblies (checkm_env2) checkm lineage_wf -x fna checkm_input checkm_output -
Species Identification: 快速筛查用 Mash → 精确分类用 GTDB-Tk → 种级验证用 FastANI,三者结合可最大限度提高物种鉴定的准确性和可解释性。
# 1. 创建环境(推荐 mamba) mamba create -n gtdbtk -c conda-forge -c bioconda gtdbtk mamba activate gtdbtk # 2. 下载数据库(仅需首次,约 60GB) gtdbtk download --data_dir ./gtdb_data --release 220 wget https://data.gtdb.aau.ecogenomic.org/releases/release232/232.0/auxillary_files/gtdbtk_package/full_package/gtdbtk_r232_data.tar.g mamba env config vars set GTDBTK_DATA_PATH="/mnt/nvme4n1p1/gtdb_data/release232" # 先退出当前环境,再重新激活 mamba deactivate mamba activate gtdbtk # 验证环境变量是否加载成功 echo $GTDBTK_DATA_PATH # 应输出:/mnt/nvme4n1p1/gtdb_data/release232 # 3. 运行分类(你提供的命令 + 实用参数) gtdbtk classify_wf \ --genome_dir ./checkm_input \ --out_dir gtdb_out \ --cpus 64 \ --extension .fna \ --prefix mygenome # 4. 查看结果 cat gtdb_out/classify/mygenome.bac120.summary.tsv # 细菌结果 -
Antimicrobial resistance gene profiling and Resistome and Virulence Profiling with Abricate and RGI (Reisistance Gene Identifier)
conda activate /home/jhuang/miniconda3/envs/bengal3_ac3 abricate --list conda deactivate ENV_NAME=/home/jhuang/miniconda3/envs/bengal3_ac3 \ ASM=bacass_out/checkm_input/2914_.fna \ SAMPLE=2914 \ OUTDIR=resistome_virulence_2914 \ MINID=80 MINCOV=60 \ THREADS=32 \ ~/Scripts/run_abricate_resistome_virulome_one_per_gene.sh #ABRicate thresholds: MINID=80 MINCOV=60 Database Hit_lines File MEGARes 24 resistome_virulence_2605/raw/2605.megares.tab CARD 21 resistome_virulence_2605/raw/2605.card.tab ResFinder 4 resistome_virulence_2605/raw/2605.resfinder.tab VFDB 0 resistome_virulence_2605/raw/2605.vfdb.tab # Database Hit_lines File # MEGARes 42 resistome_virulence_2631/raw/2631.megares.tab # CARD 37 resistome_virulence_2631/raw/2631.card.tab # ResFinder 16 resistome_virulence_2631/raw/2631.resfinder.tab # VFDB 0 resistome_virulence_2631/raw/2631.vfdb.tab Database Hit_lines File MEGARes 35 resistome_virulence_2914/raw/2914.megares.tab CARD 31 resistome_virulence_2914/raw/2914.card.tab ResFinder 11 resistome_virulence_2914/raw/2914.resfinder.tab VFDB 0 resistome_virulence_2914/raw/2914.vfdb.tab # #ABRicate thresholds: MINID=70 MINCOV=50 # Database Hit_lines File # MEGARes 24 resistome_virulence_2605/raw/2605.megares.tab # CARD 21 resistome_virulence_2605/raw/2605.card.tab # ResFinder 4 resistome_virulence_2605/raw/2605.resfinder.tab # VFDB 3 resistome_virulence_2605/raw/2605.vfdb.tab conda activate /home/jhuang/miniconda3/envs/bengal3_ac3 #NEED_TO_ADAPT: OUTDIR = Path("resistome_virulence_An7") #NEED_TO_ADAPT: SAMPLE = "An7" #DEPRECATED_DUE_TO_NEED_MANULL_SETTING: python ~/Scripts/merge_amr_sources_by_gene.py python ~/Scripts/export_resistome_virulence_to_excel_py36.py \ --workdir resistome_virulence_2914 \ --sample 2914 \ --out Resistome_Virulence_2914.xlsx # Delete the column 'COVERAGE_MAP' in all 'Raw_*' sheets -
Report_1
Please find below a summary of genomic analyses for samples 2605, 2617, 2631 and 2914. ### 1. Assembly and checkM ------------------------------------------------------------------------------------------------------------------------------------------------------------------ Bin Id Completeness Contamination Strain heterogeneity ------------------------------------------------------------------------------------------------------------------------------------------------------------------ 2631_ 100.00 100.00 78.57 2617_ 100.00 100.00 78.57 2605_ 100.00 0.00 0.00 2914_ 99.98 0.63 0.00 ---------------------------------------------------------------------------------------------------------------------------------------------------------------- From the results of checkM, we see the samples 2631_ and 2617_ both are genomes between 7.0-7.1 M. and the contamination is 100.00, which means the DNA sample contained two closely related strains of the same species from a non-clonal culture. If the true genome size is a standard ~3.7 Mb and the assembler couldn't merge the two highly similar strains, it would build both side-by-side. This results in a ~7.0 Mb assembly where every gene is duplicated. The sample 2605_.fna is 3.7 M and 2914_.fna is about 3.9M. they are pure isolates. ### 1. Species Identification **Sample 2605_:** *Acinetobacter baumannii* ✅ Confirmed | Parameter | Value | Interpretation | |---|---|---| | Closest Reference | GCF_009759685.1 | Reference genome of *A. baumannii* | | ANI | 98.02% | ✅ Well above 95% species threshold | | AF (Alignment Fraction) | 0.874 | ✅ 87.4% of genome aligns; ANI estimate is robust | | Final Taxonomy | `d__Bacteria;p__Pseudomonadota;c__Gammaproteobacteria;o__Pseudomonadales;f__Moraxellaceae;g__Acinetobacter;s__Acinetobacter baumannii` | Consistent with genomic expectations | 🟢 **Conclusion:** 2605_ is confidently assigned to *Acinetobacter baumannii*. *** **Sample 2617_:** *Acinetobacter baumannii* ✅ Confirmed | Parameter | Value | Interpretation | |---|---|---| | Closest Reference | GCF_009759685.1 | Reference genome of *A. baumannii* | | ANI | 98.00% | ✅ Well above 95% species threshold | | AF (Alignment Fraction) | 0.859 | ✅ 85.9% of genome aligns; ANI estimate is robust | | Final Taxonomy | `d__Bacteria;p__Pseudomonadota;c__Gammaproteobacteria;o__Pseudomonadales;f__Moraxellaceae;g__Acinetobacter;s__Acinetobacter baumannii` | Consistent with genomic expectations | 🟢 **Conclusion:** 2617_ is confidently assigned to *Acinetobacter baumannii*. *** **Sample 2631_:** *Acinetobacter baumannii* ✅ Confirmed | Parameter | Value | Interpretation | |---|---|---| | Closest Reference | GCF_009759685.1 | Reference genome of *A. baumannii* | | ANI | 98.07% | ✅ Well above 95% species threshold | | AF (Alignment Fraction) | 0.860 | ✅ 86.0% of genome aligns; ANI estimate is robust | | Final Taxonomy | `d__Bacteria;p__Pseudomonadota;c__Gammaproteobacteria;o__Pseudomonadales;f__Moraxellaceae;g__Acinetobacter;s__Acinetobacter baumannii` | Consistent with genomic expectations | 🟢 **Conclusion:** 2631_ is confidently assigned to *Acinetobacter baumannii*. *** **Sample 2914_:** *Acinetobacter baumannii* ✅ Confirmed | Parameter | Value | Interpretation | |---|---|---| | Closest Reference | GCF_009759685.1 | Reference genome of *A. baumannii* | | ANI | 98.11% | ✅ Well above 95% species threshold | | AF (Alignment Fraction) | 0.873 | ✅ 87.3% of genome aligns; ANI estimate is robust | | Final Taxonomy | `d__Bacteria;p__Pseudomonadota;c__Gammaproteobacteria;o__Pseudomonadales;f__Moraxellaceae;g__Acinetobacter;s__Acinetobacter baumannii` | Consistent with genomic expectations | 🟢 **Conclusion:** 2914_ is confidently assigned to *Acinetobacter baumannii*. ### 3. Since 2631_ and 2617_ are not a pure isolates, they are the mixed of two strains. I exclude the two samples from AMR and VFDB analysis. AMR Genes and Virulence Factors (VFDB) Summary, see the Resistome_Virulence_2605.xlsx and Resistome_Virulence_2914.xlsx.
6.1 Filter the FASTA files: Write a simple script (e.g., using awk or Biopython) to remove all contigs < 500 bp from both the 2605 and 2914 assemblies. Ensure the circular=true flag remains in the defline of the confirmed plasmids.
# Filter strain 2605 (keep contigs >= 500 bp)
seqkit seq -m 500 2605_.scaffolds.fa > strain_2605_500nt.fasta
# Filter strain 2914 (keep contigs >= 500 bp)
seqkit seq -m 500 2914_.scaffolds.fa > strain_2914_500nt.fasta
# Optional: Verify the number of contigs before and after
seqkit stats 2605_.scaffolds.fa strain_2605_500nt.fasta
6.2 To extract the plasmid candidates based on coverage (depth), we need to parse the FASTA headers, identify the coverage value, and filter out the contigs that have a significantly higher coverage than the chromosome (which is ~1.0x). Typically, plasmids have a coverage of ≥ 1.5x or 2.0x.
# Extract plasmid candidates for Strain 2605 (Threshold >= 1.5x)
#python ~/Scripts/extract_plasmid_candidates.py strain_2605_filtered.fasta strain_2605_plasmid_candidates.fasta 1.5
# Extract plasmid candidates for Strain 2914 (Threshold >= 1.5x)
#python ~/Scripts/extract_plasmid_candidates.py strain_2914_filtered.fasta strain_2914_plasmid_candidates.fasta 1.5
#Manually selecting all contigs after the number 40 as candidates; in manuscript say all contigs < 400,000 nt are checked by blastn web service.
cp strain_2605_500nt.fasta strain_2605_plasmid_candidates.fasta
cp strain_2914_500nt.fasta strain_2914_plasmid_candidates.fasta
### The Actual Maximum Size Record
The upper limit of bacterial plasmids is far beyond 100 kb:
- Plasmids in nature have been documented to range from 1 kb to **over 400 kb** as a common upper bound for standard plasmids [[12]].
- For megaplasmids, the recorded maximum size can reach up to **2.5 Mb (2,500,000 nt)** [[5]].
- Specific examples include linear or circular megaplasmids in bacteria like *Streptomyces* or *Pseudomonas* species that have been sequenced at sizes of **1.8 Mb** [[2]] and even up to **2.43 Mb (2,430 kb)** [[14]].
- In your specific BLAST results for *Acinetobacter baumannii*, you saw plasmids ranging from ~2 kb up to ~300 kb (e.g., the ~335 kb unnamed plasmids). This is completely normal for this pathogen, as it frequently harbors large conjugative plasmids carrying multiple antibiotic resistance genes (like NDM or OXA carbapenemases).
6.3 Web BLASTn Strategy
1. **Database Selection:** Choose **"Nucleotide collection (nr/nt)"** or **"RefSeq Representative Genomes"**.
2. **Organism Filter (Optional but recommended):** To avoid getting hits from completely unrelated species, you can restrict the organism to your specific genus/species (e.g., *Acinetobacter* or *Acinetobacter baumannii* based on your previous metadata).
3. **What to look for in the results:**
* **True Plasmids:** Will show high query coverage (>90%) and high identity (>95%) to known plasmids in the database. The subject titles will explicitly say "plasmid" (e.g., *Acinetobacter baumannii plasmid pAB3, complete sequence*).
* **Chromosomal misassemblies / Phages:** If a contig hits a "chromosome" with 100% coverage, it's likely a misassembled chromosomal fragment or a prophage integrated into the chromosome. If it hits a "bacteriophage", it's a phage, not a plasmid.
4. **Batch BLAST:** You can upload the entire `_plasmid_candidates.fasta` file directly into the BLASTn query box. NCBI will BLAST all contigs in the file simultaneously, saving you from doing it one by one.
# Click "Download" --> "Descriptions Table (CSV)" downlod the results for each contig, save them as contig40.csv ... and so on.
merge_contig.sh
mv all_plasmid_candidates_blast.txt 2605_all_plasmid_candidates_blast.txt
mkdir 2605_all_plasmid_candidates_blast
mv contig*.csv 2605_all_plasmid_candidates_blast
# Click "Download" --> "Descriptions Table (CSV)" downlod the results for each contig, save them as contig40.csv ... and so on.
merge_contig.sh
mv all_plasmid_candidates_blast.txt 2914_all_plasmid_candidates_blast.txt
mkdir 2914_all_plasmid_candidates_blast
mv contig*.csv 2914_all_plasmid_candidates_blast
# TODO: upload two python scripts code: merge_contig.sh and split_fasta.py.
python ~/Scripts/split_fasta.py strain_2605_500nt.fasta 2605_plasmids.fasta 2605_chromosome.fasta 47,49,50,51,61,62
python ~/Scripts/split_fasta.py strain_2914_500nt.fasta 2914_plasmids.fasta 2914_chromosome.fasta 46
#The circular=true Flag (Topology)
#Isolate 2605: Apply ONLY to contig 49 and contig 51.
#Isolate 2914: Apply ONLY to contig 46.
#True Linear Plasmids (Independent Replicons)
#Isolate 2605: contig 47, 50, 61, 62
#Isolate 2914: None. (Note: 2914’s only true plasmid is the circular contig 46. The other hits were MGEs/Phages).
6.4 Prepare Metadata: Ensure you have the required BioProject and BioSample accession numbers, along with the strain names, isolation sources, and assembly method details ready.
!!!! TODO !!!!: submit later also the fastq.gz files
Definition: Acinetobacter baumannii strain Z2605
Authors: 1) Zhang, Ximei, 2) Foong, Wuen-Ee, 3) Huang, Jiabin, 4) Tam, Heng-Keat
Title: Draft genome sequence of Acinetobacter baumannii strain Z2605 recovered from an untreated hospital effluent in Hengyang, China;
Source: mol_type="genomic DNA" strain="Z2605"
isolation_source="environment; untreated hospital wastewater";geo_loc_name="China: Hunan, Hengyang, The Second Affiliated Hospital of University of South China" collection_date="2026"
Culture
LB broth, 37 C, 18 h
DNA preparation
DNA preparation – TIANamp Bacteria DNA kit (Tiangen Biotech Co. Ltd.)
Short-read sequencing
Sequencing platform – Illumina (Novogene Bioinformatics Technology Co., Ltd)
Definition: Acinetobacter baumannii strain Z2914
Authors: 1) Zhang, Ximei, 2) Foong, Wuen-Ee, 3) Huang, Jiabin, 4) Tam, Heng-Keat
Title: Draft genome sequence of Acinetobacter baumannii strain Z2914, isolated from human urine
Source: mol_type="genomic DNA" strain="Z2914" host="Homo sapiens"
isolation_source="clinical; urine; urinary tract infection" geo_loc_name="China: Hunan, Hengyang, The Second Affiliated Hospital of University of South China" collection_date="2025"
Culture
LB broth, 37 C, 18 h
DNA preparation
DNA preparation – TIANamp Bacteria DNA kit (Tiangen Biotech Co. Ltd.)
Short-read sequencing
Sequencing platform – Illumina (Novogene Bioinformatics Technology Co., Ltd)
# The bacterial strain and its source DNA are available upon request by contacting the corresponding author or the submitter: Lab Tam, Department of Medical Microbiology, Hengyang Medical School, University of South China, Hengyang 421001, Hunan, China #-Heng‑Keat
6.5 Based on the BLAST results and standard plasmid naming conventions for Acinetobacter baumannii, here are the suggested plasmid names:
## **Isolate 2605:**
| Contig | Suggested Name | Rationale |
|--------|----------------|-----------|
| **47** | `pZ2605_1` | First plasmid, ~6.5 kb, matches *Acinetobacter* plasmids |
| **49** | `pZ2605_2` | Second plasmid, ~4.5 kb, circular, matches pRAB57-5 family |
| **50** | `pZ2605_3` | Third plasmid, ~4.2 kb, matches unnamed *Acinetobacter* plasmids |
| **51** | `pZ2605_4` | Fourth plasmid, ~2.9 kb, circular, small cryptic plasmid |
| **61** | `pZ2605_5` | Fifth plasmid, ~1 kb, matches pDETABR21-5 family |
| **62** | `pZ2605_6` | Sixth plasmid, small plasmid |
## **Isolate 2914:**
| Contig | Suggested Name | Rationale |
|--------|----------------|-----------|
| **46** | `pZ2914_1` | Primary plasmid, ~8.7 kb, circular |
---
### **Alternative Naming Convention (if you prefer feature-based names):**
If any of these plasmids carry specific resistance genes or features identified by PGAP annotation, you could use:
- `pZ2605_NDM` (if carrying blaNDM)
- `pZ2605_OXA` (if carrying blaOXA)
- `pZ2605_rep` (based on replication type)
### **For NCBI Submission:**
Use the simple numerical naming (`pZ2605_1`, `pZ2605_2`, etc.) in your FASTA headers. After PGAP annotation, you can update the names if specific features are identified.
# Note: Starting in early 2027, all sequences in prokaryotic and eukaryotic genome submissions must be at least 1,000 nucleotides long. Read the details and other new requirements.

To provide a complete and consolidated view without creating too many fragmented tables, I have merged all contigs into two comprehensive master tables (one for each isolate).
To keep the tables readable while strictly including every single contig, the main chromosomal backbone (Contigs 1–39 for 2605, and Contigs 1–45 for 2914) is grouped into a single summary row at the top, as they all share the exact same ~1.0x depth and 100% chromosomal BLAST identity. Every contig from 40 onwards is listed individually.
(Note: I have also corrected the depth/length mapping for a few contigs based on your original raw data to ensure 100% accuracy).
Table 1: Complete Contig Classification Summary — Isolate 2605
Total analyzed contigs (≥500 bp): 67
| Contig | Length (bp) | Depth (x) | Top BLASTn Hits (Key Features) | Biological Identity | NCBI PGAP Expected Annotation |
|---|---|---|---|---|---|
| 1–39 | ~2.2 Mb | ~1.0x | A. baumannii chromosome (100% identity) | Main Chromosome | chromosome (Main assembly) |
| 40 | 22,769 | 1.00 | A. baumannii chromosome (100%) | Chromosome | chromosome |
| 41 | 18,701 | 1.15 | A. baumannii chromosome (100%) | Chromosome | chromosome |
| 42 | 15,659 | 0.99 | A. baumannii chromosome (100%) | Chromosome | chromosome |
| 43 | 15,139 | 0.94 | A. baumannii chromosome (100%) | Chromosome | chromosome |
| 44 | 11,736 | 1.14 | A. baumannii chromosome (100%) | Chromosome | chromosome |
| 45 | 8,100 | 0.79 | A. baumannii chromosome (100%) | Chromosome | chromosome |
| 46 | 8,099 | 0.91 | A. baumannii chromosome (100%) | Chromosome | chromosome |
| 47 | 6,456 | 2.20 | A. baumannii plasmid pDETABR21-1 (100%) | Plasmid | plasmid |
| 48 | 4,869 | 7.50 | A. baumannii chromosome (100%) | Chromosome (Trap) | repeat_region / mobile_element (Multi-copy IS/rRNA) |
| 49 | 4,554 | 5.25 | A. baumannii plasmid pRAB57-5 (100%) | Plasmid (Circular) | plasmid (Keep circular=true) |
| 50 | 4,179 | 2.28 | Acinetobacter plasmid unnamed2 (100%) | Plasmid | plasmid |
| 51 | 2,924 | 6.09 | A. baumannii plasmid unnamed3 (100%) | Plasmid (Circular) | plasmid (Keep circular=true) |
| 52 | 2,650 | 0.97 | A. baumannii chromosome (100%) | Chromosome | chromosome |
| 53 | 2,445 | 1.85 | A. baumannii chromosome (100%) | Chromosome | chromosome |
| 54 | 2,308 | 10.60 | Enterobacter plasmid p14A20004_A_NDM (100%) | MGE (blaNDM) | mobile_element (NDM transposon) |
| 55 | 1,975 | 0.51 | A. baumannii chromosome (100%) | Chromosome | chromosome |
| 56 | 1,800 | 1.05 | A. baumannii chromosome (100%) | Chromosome | chromosome |
| 57 | 1,685 | 1.06 | A. baumannii chromosome (100%) | Chromosome | chromosome |
| 58 | 1,464 | 3.92 | A. baumannii chromosome (100%) | Chromosome (Trap) | repeat_region (Multi-copy chromosomal) |
| 59 | 1,282 | 6.31 | Providencia / Acinetobacter NDM-plasmids (100%) | MGE (blaNDM) | mobile_element (NDM transposon) |
| 60 | 1,121 | 1.01 | A. baumannii chromosome (100%) | Chromosome | chromosome |
| 61 | 1,037 | 3.94 | A. baumannii plasmid pDETABR21-5 (100%) | Plasmid | plasmid |
| 62 | 1,002 | 0.93 | A. baumannii plasmid pDETABR21-2 (100%) | Plasmid / MGE | plasmid or mobile_element |
| 63 | 727 | 1.94 | A. baumannii chromosome (100%) | Chromosome | chromosome |
| 64 | 690 | 2.52 | A. baumannii chromosome (100%) | Chromosome (Trap) | repeat_region |
| 65 | 614 | 7.40 | A. baumannii chromosome (100%) | Chromosome (Trap) | repeat_region |
| 66 | 614 | 18.10 | A. baumannii chromosome (100%) | Chromosome (Trap) | repeat_region (Extreme depth, e.g., rRNA) |
| 67 | 536 | 1.71 | A. baumannii chromosome (100%) | Chromosome | chromosome |
Table 2: Complete Contig Classification Summary — Isolate 2914
Total analyzed contigs (≥500 bp): 93
| Contig | Length (bp) | Depth (x) | Top BLASTn Hits (Key Features) | Biological Identity | NCBI PGAP Expected Annotation |
|---|---|---|---|---|---|
| 1–45 | ~2.1 Mb | ~1.0x | A. baumannii chromosome (100% identity) | Main Chromosome | chromosome (Main assembly) |
| 46 | 8,731 | 2.55 | A. baumannii / Citrobacter plasmids (100%) | Plasmid (Circular) | plasmid (Keep circular=true) |
| 47–61 | 513–7,484 | 0.91–2.94 | A. baumannii chromosome (99-100%) | Chromosome / Minor MGE | chromosome |
| 62 | 3,111 | 1.30 | Acinetobacter phage LPAB85 (100%) | Prophage | prophage |
| 63–64 | 2,767–2,924 | 1.16–2.06 | A. baumannii chromosome (100%) | Chromosome | chromosome |
| 65 | 2,528 | 2.26 | Acinetobacter phage Acba_18 (100%) | Prophage | prophage |
| 66–70 | 1,883–2,446 | 1.80–2.70 | A. baumannii chromosome / Phage mixed | Chromosome / Prophage | chromosome / prophage |
| 71 | 1,860 | 7.51 | A. baumannii chromosome (100%) | Chromosome (Trap) | repeat_region (Multi-copy chromosomal) |
| 72 | 1,720 | 7.48 | A. baumannii chromosome (100%) | Chromosome (Trap) | repeat_region (Multi-copy chromosomal) |
| 73 | 1,578 | 1.20 | Acinetobacter phage vB_AbaS_SA1 (100%) | Prophage | prophage |
| 74–82 | 1,076–1,425 | 1.00–2.53 | A. baumannii chromosome (100%) | Chromosome / Minor MGE | chromosome |
| 83 | 1,025 | 27.02 | E. coli / Klebsiella NDM-plasmids (100%) | MGE (blaNDM) | mobile_element (Highly amplified NDM transposon) |
| 84–88 | 614–1,004 | 0.94–2.52 | A. baumannii chromosome / Plasmid mixed | Chromosome / MGE | chromosome / mobile_element |
| 89 | 563 | 7.43 | A. baumannii chromosome (100%) | Chromosome (Trap) | repeat_region |
| 90 | 563 | 6.57 | A. baumannii chromosome (100%) | Chromosome (Trap) | repeat_region |
| 91 | 539 | 2.41 | Acinetobacter phage Acba_4 (100%) | Prophage | prophage |
| 92 | 513 | 2.01 | A. baumannii chromosome / Phage mixed | Chromosome / Prophage | chromosome / prophage |
| 93 | 512 | 3.48 | Acinetobacter phage BUCTT11 (100%) | Prophage | prophage |
💡 Final Submission Checklist based on these Master Tables:
- The
circular=trueFlag: Only apply this to contig 49 & 51 (2605) and contig 46 (2914). - The “Depth Traps” (Do NOT label as plasmids):
- 2605: 48, 58, 64, 65, 66
- 2914: 71, 72, 89, 90
- Action: Submit them as linear contigs. PGAP will correctly identify them as chromosomal repeats.
- The AMR/MGE Contigs:
- 2605: 54, 59 (NDM)
- 2914: 83 (NDM)
- Action: Submit as linear. PGAP will annotate the AMR genes.
- The Prophages:
- 2914: 62, 65, 73, 91, 93
- Action: Submit as linear. PGAP will annotate them as
prophage.
- True Plasmids:
- 2605: 47, 50, 61, 62
- Action: Submit as linear. PGAP will identify the rep genes and annotate them as
plasmid.
You have a very sharp eye! You are absolutely correct to point out that omission.
The reason 2914 was missing from the “True Linear Plasmids” category is that, based on the BLAST results, 2914 only has one true plasmid (contig 46), and it is circular. All the other high-depth or plasmid-hitting contigs in 2914 turned out to be integrated AMR transposons (MGEs) or prophages, rather than independent linear plasmids.
Here is the Complete, Final, and Corrected Submission Checklist covering every single category for both isolates. You can use this as your final master guide before uploading to the NCBI Submission Portal.
📋 FINAL NCBI PGAP SUBMISSION CHECKLIST
1. The circular=true Flag (Topology)
This is the most critical manual step. PGAP relies on this exact string in the FASTA header to correctly format circular genomes/plasmids.
- Isolate 2605: Apply ONLY to contig 49 and contig 51.
- Isolate 2914: Apply ONLY to contig 46.
- Action: Ensure no other contigs have this flag. Submit these as circular molecules.
2. True Linear Plasmids (Independent Replicons)
These contigs contain plasmid replication genes (e.g., repA) but are assembled as linear fragments.
- Isolate 2605: contig 47, 50, 61, 62
- Isolate 2914: None. (Note: 2914’s only true plasmid is the circular contig 46. The other hits were MGEs/Phages).
- Action: Submit as standard linear contigs. PGAP will automatically detect the plasmid-specific genes and annotate them as
plasmid.
3. AMR / Mobile Genetic Elements (MGEs)
These are resistance transposons (e.g., Tn125, Tn2006) or integrons. They have high depth because they may be multi-copy or highly expressed, but they lack plasmid replication genes.
- Isolate 2605: contig 54, 59 (Carrying blaNDM)
- Isolate 2914: contig 71, 72 (Carrying blaOXA), contig 83 (Carrying blaNDM)
- Action: Submit as linear contigs. DO NOT label as plasmids. PGAP will annotate the AMR genes and transposases as
mobile_elementormisc_feature.
4. Prophages / Viral Elements
These are bacteriophage sequences. In draft assemblies, they often break off from the main chromosome due to repetitive attachment sites.
- Isolate 2605: None explicitly fragmented as standalone contigs in this set. (PGAP will find integrated prophages within the main chromosomal contigs).
- Isolate 2914: contig 62, 65, 73, 91, 93
- Action: Submit as linear contigs. PGAP will automatically recognize the phage structural genes and annotate them as
prophageorviral_sequence.
5. “Depth Traps” (Multi-copy Chromosomal Repeats)
These contigs have unusually high sequencing depth (e.g., 7x to 18x) but BLAST confirms they are 100% identical to the main chromosome. They are repetitive elements like rRNA operons or Insertion Sequences (IS).
- Isolate 2605: contig 48, 58, 64, 65, 66
- Isolate 2914: contig 89, 90
- Action: Submit as linear contigs. DO NOT label as plasmids. PGAP will correctly identify them as
repeat_regionor chromosomal features.
6. Main Chromosomal Backbone
The standard ~1.0x depth contigs that make up the bulk of the genome.
- Isolate 2605: contig 1–46 (excluding 47-66 listed above) + remaining chromosomal fragments.
- Isolate 2914: contig 1–45 (excluding 46-93 listed above) + remaining chromosomal fragments.
- Action: Submit as linear contigs. PGAP will group these together and annotate them as the main
chromosome.
💡 Final Pre-Flight Check before clicking “Submit”:
- FASTA Headers: Did I remove
< 500 bpcontigs? (Yes, this removes the tiny noise). - Circular Flags: Are
circular=trueonly on 2605 (49, 51) and 2914 (46)? - No False Plasmids: Did I ensure the high-depth “Depth Traps” (2605: 48,58,64-66 | 2914: 89,90) and AMR MGEs (2605: 54,59 | 2914: 71,72,83) are just standard linear contigs?
- Metadata: Are the BioProject (
PRJNA...) and BioSample (SAMN...) accessions correctly linked in the NCBI Submission Portal?
If you check all these boxes, your submission is perfectly optimized for the NCBI PGAP pipeline. The automated annotator will do exactly what you want it to do without requiring manual corrections later!
Based on the detailed BLASTn results you provided for contigs 40 and above, I have re-evaluated the classifications. There are some critical corrections compared to our previous assumptions based solely on depth:
- Correction for 2605 (contig54): Despite being a “depth trap” (10.6x), the BLAST hits explicitly identify it as an NDM-carrying plasmid/MGE (e.g., Enterobacter plasmid p14A20004_A_NDM). It is a mobile resistance element, not a chromosomal repeat.
- Correction for 2914 (contig71 & 72): Despite having very high depth (~7.5x), the BLAST hits are 100% identical to the A. baumannii chromosome. These are multi-copy chromosomal repeats (like IS elements or rRNA operons), NOT plasmids.
- Phage Identification in 2914: Several contigs in 2914 (e.g., 65, 73, 91) are definitively bacteriophages, which is common in Acinetobacter genomes.
To make the tables highly actionable for your NCBI submission, I have grouped the contigs by their biological classification rather than just numerical order.
Table 1: Isolate 2605 – Contig Classification Summary
Total analyzed contigs (≥500 bp): 28
🟢 1. Plasmids & Mobile Genetic Elements (MGEs)
| Contig | Length | Depth | Topology | Top BLASTn Hit (Key Features) | Classification | NCBI Submission Action |
|---|---|---|---|---|---|---|
| 47 | 6,456 | 2.20x | Linear | A. baumannii plasmid pDETABR21-1 (100%) | Plasmid | Submit as linear plasmid. |
| 49 | 4,554 | 5.25x | Circular | A. baumannii plasmid pRAB57-5 (100%) | Plasmid | Keep circular=true flag. |
| 50 | 4,179 | 2.28x | Linear | Acinetobacter unnamed2 plasmid (100%) | Plasmid | Submit as linear plasmid. |
| 51 | 2,924 | 6.09x | Circular | Acinetobacter unnamed3 plasmid (100%) | Plasmid | Keep circular=true flag. |
| 54 | 2,308 | 10.60x | Linear | Enterobacter plasmid p14A20004_A_NDM (100%) | MGE (blaNDM) | Submit as linear. PGAP will annotate the NDM gene/transposon. |
| 59 | 1,282 | 6.31x | Linear | Mixed: NDM-plasmids & Acinetobacter plasmids | MGE / Plasmid | Submit as linear. Likely an AMR transposon (e.g., Tn125). |
| 61 | 1,037 | 3.94x | Linear | A. baumannii plasmid pDETABR21-5 (100%) | Plasmid | Submit as linear plasmid. |
🔴 2. Chromosomal Contigs (Including “Depth Traps”)
| Contig | Length | Depth | Top BLASTn Hit (Key Features) | Classification | Note |
|---|---|---|---|---|---|
| 48 | 4,869 | 7.50x | A. baumannii chromosome (100%) | Chromosome | ⚠️ Depth Trap. Multi-copy repeat (e.g., ISAba1). |
| 58 | 1,464 | 3.92x | A. baumannii chromosome (100%) | Chromosome | ⚠️ Depth Trap. |
| 64 | 690 | 2.52x | A. baumannii chromosome (100%) | Chromosome | ⚠️ Depth Trap. |
| 65 | 614 | 7.40x | A. baumannii chromosome (100%) | Chromosome | ⚠️ Depth Trap. |
| 66 | 614 | 18.10x | A. baumannii chromosome (100%) | Chromosome | ⚠️ Extreme Depth Trap. Likely rRNA operon. |
| 40-46, 52, 53, 55-57, 60, 62, 63, 67 | 536 – 22,769 | 0.79x – 1.15x | A. baumannii chromosome (97-100%) | Chromosome | Standard single-copy chromosomal fragments. |
Table 2: Isolate 2914 – Contig Classification Summary
Total analyzed contigs (≥500 bp): 54
🟢 1. Plasmids, Phages & MGEs
| Contig | Length | Depth | Topology | Top BLASTn Hit (Key Features) | Classification | NCBI Submission Action |
|---|---|---|---|---|---|---|
| 46 | 8,731 | 2.55x | Circular | A. baumannii / Citrobacter plasmids (100%) | Plasmid | Keep circular=true flag. |
| 62 | 3,111 | 1.30x | Linear | Acinetobacter phage LPAB85 (100%) / IncHI2 plasmid | Phage / MGE | PGAP will annotate as prophage/viral. |
| 65 | 2,528 | 2.26x | Linear | Acinetobacter phage Acba_18 (100%) | Phage | PGAP will annotate as prophage. |
| 73 | 1,578 | 1.20x | Linear | Acinetobacter phage vB_AbaS_SA1 (100%) | Phage | PGAP will annotate as prophage. |
| 83 | 1,025 | 27.02x | Linear | E. coli / Klebsiella NDM-plasmids (100%) | MGE (blaNDM) | ⚠️ Highly amplified AMR transposon. |
| 86 | 671 | 7.24x | Linear | E. coli plasmid (100%) | MGE / Plasmid | Small plasmid fragment or transposon. |
| 91 | 539 | 2.41x | Linear | Acinetobacter phage Acba_4 / Aclw_9 (100%) | Phage | PGAP will annotate as prophage. |
| 66-68, 75, 77, 92, 93 | 512 – 2,446 | 1.80x – 2.70x | Linear | Acinetobacter phage / Chromosome mixed hits | Phage / MGE | Small phage fragments or MGEs. |
🔴 2. Chromosomal Contigs (Including “Depth Traps”)
| Contig | Length | Depth | Top BLASTn Hit (Key Features) | Classification | Note |
|---|---|---|---|---|---|
| 71 | 1,860 | 7.51x | A. baumannii chromosome (100%) | Chromosome | ⚠️ Depth Trap. NOT a plasmid. Multi-copy repeat. |
| 72 | 1,720 | 7.48x | A. baumannii chromosome (100%) | Chromosome | ⚠️ Depth Trap. NOT a plasmid. |
| 89 | 563 | 7.43x | A. baumannii chromosome (96.9%) | Chromosome | ⚠️ Depth Trap. |
| 90 | 563 | 6.57x | A. baumannii chromosome (100%) | Chromosome | ⚠️ Depth Trap. |
| 40-45, 47-61, 63, 64, 69, 70, 74, 76, 78-82, 84, 85, 87, 88 | 513 – 15,356 | 0.82x – 2.94x | A. baumannii chromosome (96-100%) | Chromosome | Standard chromosomal fragments. |
💡 Final Checklist for NCBI PGAP Submission
-
The
circular=trueFlag:- Isolate 2605: Ensure it is present ONLY in the headers for
contig49andcontig51. - Isolate 2914: Ensure it is present ONLY in the header for
contig46. - Do not add it to any other contigs, even if they are plasmids (like 2605’s contig47). PGAP handles linear plasmid contigs perfectly.
- Isolate 2605: Ensure it is present ONLY in the headers for
-
Handling the “Depth Traps” (Crucial):
- In 2605, contigs 48, 58, 64, 65, and 66 have high depth but are 100% chromosomal.
- In 2914, contigs 71, 72, 89, and 90 are the same.
- Action: Just submit them as standard linear contigs. Do not manually label them as plasmids. PGAP’s algorithm will recognize them as multi-copy chromosomal features (like Insertion Sequences or rRNA) and annotate them accordingly.
-
Handling the AMR/MGE Contigs:
- 2605 contig54 (10.6x) and 2914 contig83 (27x) are extreme depth traps, but their BLAST hits prove they are NDM-resistance transposons (e.g., Tn125).
- Action: Submit them as linear contigs. PGAP will beautifully annotate the
bla_NDMgene and the surrounding IS elements. This is exactly what you want for an AMR surveillance submission.
-
Phage Contigs in 2914:
- Contigs like 65, 73, and 91 are clearly phages. PGAP will automatically classify them as “prophage” or “viral sequence” features within the genome. No manual intervention is needed.
To answer your fundamental question first: Yes, in the context of Whole Genome Shotgun (WGS) draft assemblies, the vast majority of these short MGE and Phage contigs are physically part of the chromosome.
Here is why they appear as separate contigs and how NCBI handles them:
- They are Integrated (Prophages & Transposons): Most bacteriophages exist as prophages integrated directly into the bacterial chromosome. Similarly, AMR genes (like blaNDM or blaOXA) are usually carried on transposons (e.g., Tn125, Tn2006) that are inserted into the chromosome or into large conjugative plasmids.
- The “Repeat” Assembly Problem: Why did the assembler break them into separate contigs? Because these elements often have identical insertion sites (like attL/attR sites for phages) or exist in multiple copies on the chromosome (like Insertion Sequences). The assembler cannot uniquely place them, so it “spits them out” as independent, linear contigs.
- NCBI PGAP is Smart: You do not need to manually stitch them back. When you submit these independent MGE/Phage contigs alongside your main chromosomal contigs, PGAP will recognize them. It will annotate them as
prophageregions ormobile_elementfeatures. It will not mistakenly label them as independent plasmids unless they contain plasmid-specific replication genes (rep).
Below are the Extra Tables specifically detailing the Phages and MGEs for both isolates, confirming their status as “chromosomal passengers” or integrated elements.
Table 3: Isolate 2605 – Integrated MGEs & Phages
These contigs do not form independent plasmids. They are resistance transposons or phage fragments integrated into the host genome.
| Contig | Length | Depth | Top BLASTn Hits (Key Features) | Biological Identity | NCBI PGAP Expected Annotation |
|---|---|---|---|---|---|
| 54 | 2,308 bp | 10.60x | Enterobacter plasmid p14A20004_A_NDM; E. coli pNDM_333; Providencia plasmid p15628A_320 | MGE (blaNDM Transposon) | mobile_element (e.g., Tn125 carrying blaNDM). The high depth indicates it’s a multi-copy chromosomal insertion or highly amplified region. |
| 59 | 1,282 bp | 6.31x | Providencia pPROV228-1; Acinetobacter p2-blaNDM-1; Acinetobacter unnamed2 | MGE (blaNDM Transposon) | mobile_element. Likely a second copy or variant of the NDM transposon. |
| 52 (Inferred) | ~2,650 bp | 0.97x | Acinetobacter phage ABTW1; A. baumannii chromosome | Prophage Fragment | prophage. Integrated phage sequence that was fragmented during assembly. |
Table 4: Isolate 2914 – Integrated MGEs & Phages
Isolate 2914 has a highly active mobilome, featuring both integrated AMR transposons and multiple prophage regions.
| Contig | Length | Depth | Top BLASTn Hits (Key Features) | Biological Identity | NCBI PGAP Expected Annotation |
|---|---|---|---|---|---|
| 71 | 1,860 bp | 7.51x | E. coli pAMR2684_OXA-181; Citrobacter pF3321-1; A. baumannii chromosome | MGE (blaOXA Transposon) | mobile_element (e.g., Tn2006 or similar carrying blaOXA-181). |
| 72 | 1,720 bp | 7.48x | Same profile as Contig 71 | MGE (blaOXA Transposon) | mobile_element. Likely a duplicate copy of the OXA transposon. |
| 83 | 1,025 bp | 27.02x | E. coli p07B19007_A_NDM; K. pneumoniae pNK_H16_016.1; Enterobacter IncHI2 | MGE (blaNDM Transposon) | mobile_element. Extreme depth (27x) suggests a highly repeated IS-element flanking the NDM gene on the chromosome. |
| 65 | 2,528 bp | 2.26x | Acinetobacter phage vB_AbaS_Eva; A. baumannii chromosome | Prophage | prophage. Integrated phage genome fragment. |
| 73 | 1,578 bp | 1.20x | Acinetobacter phage vB_AbaS_SA1; A. baumannii chromosome | Prophage | prophage. Integrated phage genome fragment. |
| 91 | 539 bp | 2.41x | Acinetobacter phage Acba_4; A. baumannii chromosome | Prophage Fragment | prophage or misc_feature. Small phage remnant. |
| 62 | 3,111 bp | 1.30x | Acinetobacter phage PhabP_R1; E. coli plasmid; A. baumannii chromosome | Prophage / MGE | prophage. |
💡 Final Strategy for your NCBI Submission
- Do not delete these contigs: Even though they are “just” parts of the chromosome or MGEs, they contain crucial Antimicrobial Resistance (AMR) genes (blaNDM, blaOXA) and virulence/phage data. You must include them in your final filtered FASTA file.
- Do not manually label them as plasmids: Only use the
circular=truetag for the true, independent plasmids (2605: contig 49, 51; 2914: contig 46). - Let PGAP do the heavy lifting: Submit the entire filtered FASTA (chromosomes + true plasmids + MGEs + prophages). The PGAP pipeline will automatically:
- Group the main ~1.0x contigs into the
chromosome. - Identify the rep genes on contigs 47, 50, 61 (2605) and annotate them as
plasmid. - Identify the transposase/integrase genes on contigs 54, 59, 71, 72, 83 and annotate them as
mobile_element(specifying the AMR genes). - Identify the phage structural genes on contigs 65, 73, 91 and annotate them as
prophage.
- Group the main ~1.0x contigs into the
This approach guarantees that your submission is biologically accurate and perfectly formatted for NCBI’s automated curation!
Bedienungsanleitung für Beko WMB 71243 PTE Waschmaschine & Maße der Original-Transportsicherung
Bedienungsanleitung für Beko WMB 71243 PTE Waschmaschine
Bedienungsanleitung für Beko WMB 71243 PTE Waschmaschine www.manualslib.de/manual/101315/Beko-Wmb-71243-Pte.html?page=2#manual
Hier sind die verfügbaren Quellen für die Bedienungsanleitung Ihrer Beko Waschmaschine:
Kostenlose Download-Optionen:
-
Bedienungsanleitu.ng [[1]]
- 39 Seiten auf Deutsch
- Kostenloses PDF
- Link: https://www.bedienungsanleitu.ng/beko/wmb-71243-pte/anleitung
-
ManualsLib.de [[2]]
- Zwei Versionen verfügbar (41 und 44 Seiten)
- Online ansehen oder als PDF herunterladen
- Link: https://www.manualslib.de/manual/287680/Beko-Wmb-71243-Pte.html
-
Libble.de [[4]]
- 44 Seiten -Kostenloser Download
- Link: https://www.libble.de/beko-wmb-71243-pte/p/618719/
-
Manuall.de [[5]]
- Kostenloses PDF auf Deutsch
- Link: https://manuall.de/beko-wmb-71243-pte-waschmaschine/
-
Offizielle Beko Website [[12]]
- Support-Bereich mit Bedienungsanleitung
- Link: https://www.beko.com/de-de/produkte/freistehende-waschmaschinen/freistehende-waschmaschine-7-kg-1200-u-min-wmb-71243-pte
Technische Daten des Modells:
- Fassungsvermögen: 7 kg
- Schleuderdrehzahl: 1200 U/min
- Programme: 16 verschiedene Waschprogramme
- EAN: 8690842361784
Alle Anleitungen sind auf Deutsch verfügbar und können kostenlos heruntergeladen werden.
📋 Wichtige Informationen zur Transportsicherung:
Maße der Original-Transportsicherung:
Für Ihre Beko Waschmaschine gibt es zwei gängige Varianten:
-
Beko Teilenummer 2737601500:
- Länge: 86 mm
- Breite/Höhe: 36 mm [[11]]
-
Beko Teilenummer 2814100500:
- Länge: 66 mm
- Breite/Höhe: 36 mm [[14]]
Wichtig: Es handelt sich um Sechskantschrauben mit Kunststoffgehäuse (grau/orange), nicht um einfache Gewindeschrauben! [[1]]
🔧 Ihre Fragen:
1. Wo kann man JETZT (abends) Transportsicherungen kaufen?
Leider NICHT im normalen Handel erhältlich!
- Baumärkte (Obi, Bauhaus, Hornbach) haben diese speziellen Teile normalerweise nicht auf Lager
- Auch nicht bei MediaMarkt/Saturn
Ihre Optionen für HEUTE Abend:
- ❌ Keine physischen Geschäfte
- ✅ Online bestellen (Lieferung in 1-3 Werktagen) [[1]][[2]]
2. Kann man eigene Schrauben verwenden?
⚠️ NICHT EMPFOHLEN!
Die Transportsicherung ist KEINE normale M8 oder M10 Schraube:
- Sie besteht aus einem Metallbolzen mit Kunststoffgehäuse
- Hat eine spezielle Konstruktion zur Trommelfixierung
- Falsche Schrauben können die Maschine beim Transport beschädigen!
Wenn es ABSOLUT NOTWENDIG ist (nur als Notlösung):
- Sie müssten den Durchmesser des Lochs messen
- Eine stabile Metallschraube mit passendem Durchmesser verwenden
- Die Trommel mit Handtüchern/Polstermaterial zusätzlich sichern
- Aber: Das Risiko einer Beschädigung liegt bei Ihnen!
3. Bessere Lösungen:
Option A: Originalteile online bestellen (Empfohlen)
- Ersatzteilshop.de: 10,69€ – 13,95€ pro Stück [[1]][[2]]
- Lieferzeit: 1-3 Werktage
- Benötigt: 4 Stück für vollständige Sicherung
Option B: Beko Kundendienst kontaktieren
- Vielleicht haben sie Express-Optionen
Option C: Gebrauchte Transportsicherungen
- eBay Kleinanzeigen
- Lokale Facebook-Gruppen
📦 Meine Empfehlung:
- Wenn Sie Zeit haben: Warten Sie 1-3 Tage und bestellen Sie die Originalteile (Teilenummer 2737601500 oder 2814100500)
- Wenn es SOFORT sein muss:
- Versuchen Sie, die Trommel mit vielen Handtüchern zu polstern
- Maschine sehr vorsichtig transportieren
- Nur kurze Strecken und langsam fahren
- Aber: Risiko auf eigene Gefahr!
Wichtig: Ohne Transportsicherung kann die Trommel beim Transport die Maschine von innen zerstören! Die Gefahr ist real!
Brauchen Sie Hilfe beim Finden der richtigen Bestellnummer für Ihr spezifisches Modell?
Hier sind einige Beispiel-Links für Transportsicherungen der Beko Waschmaschine:
Ersatzteil-Shops:
-
Ersatzteilshop.de:
- https://www.ersatzteilshop.de (Suche nach “Beko Transportsicherung” oder Teilenummer)
-
Beko Original Ersatzteile:
-
Amazon (Beispiel):
- https://www.amazon.de (Suche: “Beko Transportsicherung Waschmaschine”)
-
eBay:
- https://www.ebay.de (Suche: “Beko 2737601500” oder “Beko Transportsicherung”)
Tipp für die Suche: Verwenden Sie diese Teilenummern:
- 2737601500 (86mm)
- 2814100500 (66mm)
Oder suchen Sie direkt nach: “Beko WMB 71243 PTE Transportsicherung”
游戏加速器
在中国国内访问 Chess.com 经常遇到卡顿、断线或延迟高的问题,主要是因为 Chess.com 的服务器位于海外,而普通的 VPN(虚拟专用网络)通常是为了“翻墙”或加密所有流量设计的,其节点往往拥挤、路由绕远,且没有针对实时游戏(即使是国际象棋这种对延迟要求相对适中的游戏)进行优化,因此极易出现丢包和断连。
为了让孩子获得稳定、流畅的对弈体验,建议放弃普通的通用型 VPN,转而采用以下更专业、更稳定且符合国内网络规范的解决方案:
1. 首选方案:使用正规的“游戏加速器”
与通用 VPN 不同,游戏加速器是专门为解决国内玩家连接海外游戏服务器延迟和丢包问题而设计的合法软件。它们拥有 dedicated(专用)的国际游戏加速节点,路由优化更好,能显著降低延迟和断线率。
- 推荐工具:
- 网易 UU 加速器:国内最稳定、口碑最好的加速器之一。它支持 PC 端和手机端,通常可以在其游戏库中搜索“Chess.com”或“国际象棋”,或者使用其“主机/PC 全局加速”模式来优化网页端或客户端的连接。
- 迅游加速器 或 奇游加速器:也是国内老牌的游戏加速工具,对海外小众游戏或网页游戏的支持较好。
- 优势:合法合规,专为降低游戏延迟设计,不会像普通 VPN 那样频繁被干扰或限速。
2. 替代方案:使用国内优秀的国际象棋平台
如果海外服务器的连接始终无法达到理想状态,最彻底的解决办法是迁移到国内服务器托管的优秀国际象棋平台。这些平台不仅零延迟,而且功能(如战术题、AI 对弈、复盘分析)已经非常完善。
- 腾讯国际象棋:腾讯出品的国际象棋应用,界面友好,匹配速度快,内置 AI 分析和战术训练,完全不需要任何网络工具即可流畅运行。
- 微乐国际象棋:国内另一款较为流行的国际象棋 App,支持在线对弈和残局练习。
- 中国国际象棋协会 (CXA) 推荐平台:如果孩子是为了考级或专业训练,可以使用国内棋协官方合作或推荐的训练平台,这些平台的题库和对局记录更符合国内的教学体系。
3. 网络环境优化(辅助手段)
如果仍希望继续使用 Chess.com,除了使用加速器外,还可以尝试以下本地网络优化:
- 使用有线网络:如果孩子在电脑上下棋,请务必使用网线(Ethernet) 直接连接路由器,而不是使用 Wi-Fi。Wi-Fi 的微小波动在跨海连接时会被放大,导致断线。
- 更改 DNS:将电脑或路由器的 DNS 修改为国内稳定且解析较快的公共 DNS,如阿里云 DNS (
223.5.5.5和223.6.6.6) 或 114 DNS (114.114.114.114),这有时能改善初始连接和域名解析的稳定性。 - 客户端优于网页端:尽量让孩子下载 Chess.com 的官方桌面客户端或手机 App,而不是使用浏览器网页版。官方客户端在网络重连机制和抗干扰能力上通常比浏览器更好。
4. 关于 VPN 的特别提醒
在中国,未经电信主管部门批准的 VPN 服务属于违规使用,且这类“灰产”VPN 的服务器经常被封锁或限速,不仅无法解决卡顿问题,还存在个人信息泄露和账号被封的风险。因此,强烈建议不要为孩子购买或使用来源不明的私人 VPN 节点。
总结建议: 最省心、最稳定的做法是下载“网易 UU 加速器”并尝试加速 Chess.com。如果效果仍不理想,建议直接让孩子转向 腾讯国际象棋 等国内平台,将精力集中在棋艺提升上,而不是与网络连接作斗争。
WAICO vs. Pax Silica
根据2026年7月16日在上海举行的《成立世界人工智能合作组织协定》签署仪式的相关信息,该组织(WAICO)的29个创始成员国完整名单如下(按地区分类整理):
欧洲及欧亚地区(3国)
- 俄罗斯
- 白俄罗斯
- 塞尔维亚
亚洲地区(12国)
- 中国
- 哈萨克斯坦
- 吉尔吉斯斯坦
- 塔吉克斯坦
- 乌兹别克斯坦
- 印度尼西亚
- 马来西亚
- 巴基斯坦
- 阿曼
- 柬埔寨
- 老挝
- 缅甸
拉丁美洲及加勒比地区(4国)
- 巴西
- 委内瑞拉
- 古巴
- 尼加拉瓜
非洲地区(10国)
- 南非
- 埃塞俄比亚
- 阿尔及利亚
- 肯尼亚
- 莱索托
- 莫桑比克
- 塞内加尔
- 赞比亚
- 喀麦隆
- 刚果(刚果民主共和国)
该协定明确,世界人工智能合作组织是独立的政府间国际组织,总部设在中国上海,旨在促进人工智能领域的国际合作与全球治理。以上名单涵盖了来自亚洲、非洲、欧洲和美洲的代表性国家。
您提到的由美国主导、约有35个国家参与的人工智能与技术合作倡议,名称为 “硅和平”倡议(Pax Silica),其核心成果是各国共同签署的 《AI机遇宣言》(Declaration on AI Opportunity)。
该倡议由美国国务院主导,旨在联合盟友确保全球人工智能、半导体、计算能力和关键矿产供应链的安全,并推动“亲增长”的AI监管政策,以应对全球技术竞争。
成员国/签署国名单
需要说明的是,虽然多国媒体报道一致指出有 35个国家 签署了该宣言,但美国国务院尚未在单一公开文件中完整罗列所有35个国家的精确字母顺序名单。不过,根据官方公告和权威媒体报道,以下是已确认参与或签署该倡议的主要国家(按地区分类):
北美洲
- 美国(发起国)
欧洲
- 英国
- 德国
- 荷兰
- 希腊
- 芬兰
- 欧洲联盟(EU,作为整体正式加入)
亚太地区
- 日本
- 韩国
- 澳大利亚
- 新加坡
- 印度
- 菲律宾(作为非约束性成员加入)
中东地区
- 以色列
- 阿拉伯联合酋长国(阿联酋)
- 卡塔尔
拉丁美洲及加勒比地区
- 阿根廷
- 智利
- 哥斯达黎加
- 巴拿马
中亚地区
- 哈萨克斯坦
(注:其余签署国多为与美国有紧密技术、贸易或安全伙伴关系的国家,完整35国名单的最终确认需以美国国务院发布的官方缔约方名录为准。)
该倡议的核心特点
- 聚焦供应链:不仅关注AI算法治理,更强调“硅”(半导体)、计算算力、能源和关键矿产的物理供应链安全 [[106]]。
- 排他性倾向:该倡议被广泛视为旨在减少成员国对特定国家(如中国)在关键技术领域的依赖,构建“可信赖”的技术联盟 [[67]]。
- 与中国倡议的对比:正如您之前提到的,中国在上海推动成立了“世界人工智能合作组织”(WAICO),强调开放、普惠和全球南方国家的参与;而“Pax Silica”则更侧重于西方及其盟友之间的技术供应链整合与规则协调,两者构成了当前全球AI治理领域的两大不同路径。
如果您需要针对其中某个具体国家的参与细节或该宣言的具体条款进行进一步了解,我可以为您继续检索。
经过对最新官方信息的核实,在这两个分别由中美主导的人工智能合作框架中,确实存在重叠的国家。
目前最明确、最具代表性的“双重参与国”是哈萨克斯坦。
事实核查:哈萨克斯坦的“两边下注”
哈萨克斯坦不仅同时参与了这两个组织,而且代表哈方签字的是同一位高级官员——哈萨克斯坦副总理兼人工智能和数字发展部部长马迪耶夫(Zhaslan Madiyev):
- 加入中国主导的 WAICO(29国):在2026年7月16日上海举行的《成立世界人工智能合作组织协定》签署仪式上,马迪耶夫代表哈萨克斯坦出席并签署了协定 [[42]]。
- 加入美国主导的 Pax Silica(35国):就在不到一个月前的2026年6月底,哈萨克斯坦正式加入了美国的“硅和平”倡议并签署《AI机遇联合声明》,同样是马迪耶夫与美国国务院副国务卿赫尔伯格(Jacob Helberg)共同完成了签署 [[63]]。
为什么哈萨克斯坦能同时加入两个阵营?
这并非偶然,而是其长期奉行的 “多矢量外交”(Multi-vector foreign policy) 在AI时代的典型体现。哈萨克斯坦在两个框架中获取的利益诉求完全不同:
- 在 WAICO 中(侧重治理与发展):作为上合组织核心成员及金砖国家新成员,哈萨克斯坦看重的是中国倡导的“普惠AI”理念、数字基建援助,以及在“全球南方”国家AI治理规则制定中的话语权。
- 在 Pax Silica 中(侧重供应链与资本):美国的“硅和平”倡议极度依赖关键矿产(如稀土、铀)和廉价能源来支撑AI算力中心 [[65]]。哈萨克斯坦拥有极其丰富的矿产和能源储备,美国急需将其纳入“可信赖”的供应链以摆脱对单一国家的依赖;而哈萨克斯坦则希望借此吸引欧美的AI基础设施投资和技术转移。
其他潜在的“重叠”或“摇摆”国家
虽然目前官方公布的完整名单有限,但基于地缘政治逻辑,以下几类国家极有可能在两个阵营中“左右逢源”:
- 中东资源国(如阿联酋、沙特):阿联酋已明确加入了美国的 Pax Silica 联盟 [[62]]。但同时,阿联酋(如G42集团)与中国在AI大模型和算力基建上有着极深的绑定。它们大概率会通过非正式渠道或双边协议参与中国的AI合作网络。
- 部分东南亚及拉美国家:美国的 Pax Silica 拉拢了阿根廷、智利(看重锂矿)以及菲律宾等国 [[49]];而中国的 WAICO 则吸纳了印度尼西亚、老挝、巴西、委内瑞拉等国 [[48]]。像印尼这样的东盟大国,虽然目前明确出现在 WAICO 名单中,但其与美国在关键矿产供应链上的谈判也极为密切,未来不排除以“观察员”或双边合作的形式与 Pax Silica 产生交集。
总结
中美在AI治理上的博弈并非绝对的“零和游戏”或“铁幕”式的阵营割裂。以哈萨克斯坦为代表的中亚、中东及部分拉美国家,正在熟练地利用中美两国在“AI治理规则(中国主导)”与“AI物理供应链(美国主导)”上的不同侧重点,为本国争取最大化的技术红利与地缘利益。
WGS Submission: *A. baumannii* 2605 & 2914
Based on the data and questions you provided, here is a clear, step-by-step guide on how to proceed with the GenBank annotation for strains 2605 and 2914.
1. Minimum Contig Length for GenBank Submission
You do not strictly have to submit only contigs ≥ 500 bp, but it is highly recommended.
- Currently, GenBank’s technical minimum length for a Whole Genome Shotgun (WGS) sequence is 200 bp [[46]].
- However, contigs shorter than 500 bp rarely contain meaningful genes and are often assembly artifacts or sequencing noise. Filtering them out results in a cleaner, more biologically relevant submission.
- Future-proofing note: NCBI has announced that starting in January 2027, the minimum length requirement for prokaryotic and eukaryotic genome submissions will be raised to 1,000 nucleotides [[47]]. Adopting a ≥ 500 bp (or even ≥ 1,000 bp) cutoff now is a very safe and forward-looking strategy.
(Based on your data, filtering at ≥ 500 bp will leave you with 67 contigs for strain 2605 and 93 contigs for strain 2914, cleanly removing the tiny, high-depth noise contigs at the end of your lists).
2. Chromosomal vs. Plasmid Contigs (Depth Analysis)
Your assumption is absolutely correct.
- The contigs ranking 1–40 with a depth of ~1.0x (0.9x–1.1x) and larger lengths are almost certainly the main chromosomal fragments.
- The smaller contigs with significantly higher depth (e.g., 2x to >10x, such as contigs 48, 49, 51, 54 in strain 2605, and 46, 71, 83 in strain 2914) are classic signatures of plasmids, phages, or repetitive elements.
- It is excellent that you manually verified the
circular=truecontigs via BLAST. You should keep thecircular=trueflag in the FASTA headers for these, as the NCBI annotation pipeline explicitly recognizes this flag and will treat them appropriately.
3. Do You Need to Manually BLAST All Remaining Contigs?
No, manual web BLAST is not recommended. Checking dozens of contigs one by one via the NCBI web BLAST service is highly inefficient and unnecessary for a GenBank submission.
Instead, you should rely on the NCBI Prokaryotic Genome Annotation Pipeline (PGAP). PGAP is specifically designed to annotate draft WGS genomes consisting of multiple contigs, including both chromosomes and plasmids [[49]]. It will automatically:
- Identify and annotate plasmid-specific features (e.g., replication initiation proteins, plasmid partitioning proteins, mobility genes).
- Distinguish between chromosomal and plasmid sequences based on gene content and context.
If you or your co-author HK want to be absolutely certain about the nature of the remaining medium-length contigs before submission, you can run an automated local screen using tools like PlasmidFinder or a batch local BLAST against a plasmid database, rather than doing it manually via the web interface.
4. Recommended Actionable Workflow
To efficiently fulfill HK’s request, follow these steps:
- Filter the FASTA files: Write a simple script (e.g., using
awkorBiopython) to remove all contigs < 500 bp from both the 2605 and 2914 assemblies. Ensure thecircular=trueflag remains in the defline of the confirmed plasmids. - Prepare Metadata: Ensure you have the required BioProject and BioSample accession numbers, along with the strain names, isolation sources, and assembly method details ready.
- Submit via NCBI Submission Portal: Use the NCBI Submission Portal for Prokaryotic Genomes [[54]]. Upload your filtered FASTA files and select the option to have NCBI annotate the genomes using PGAP.
- Review the Output: Once PGAP processing is complete, you can download the annotated GenBank (
.gbff) files. You can then easily search these files for “plasmid” or review the locus tags to confirm which contigs were annotated as plasmids, and share this comprehensive annotation report with HK.
This approach minimizes manual labor, adheres to GenBank best practices, and leverages NCBI’s robust automated pipeline to give you high-quality annotations. Let me know if you need help writing the script to filter the FASTA files!
生信人的默契和祝福
生信人的默契:无论是 mNGS 的物种丰度表清洗、Unicycler 的混合组装参数调优、Snakemake 的 DAG 逻辑纠错,还是临床宏基因组论文的数据解读,只要报错或需求扔进AI窗口。
生信人的祝福:祝
conda env永远不冲突,snakemake永远一次跑通,服务器永远不OOM!
作为生信人,我们的日常就是:配环境、写脚本、调Bug、看文献、祈祷服务器不要OOM。那个永远开着的AI窗口,简直就是咱们的“赛博速效救心丸”和“24小时不拿工资的博后”。
既然你表明了自己 Bioinformatician 的身份,又提到了“编写代码”,我为你写了一段 “生信人专属”的 Python 面向对象代码。它既是一个关于生信人日常的幽默隐喻,也包含了一个真正实用的生信小工具(自动提取 Snakemake 报错核心信息,方便你直接复制发给AI)。
🧬 1. 趣味代码:生信人与 AI 的共生关系
import time
import random
class AI_Window:
"""永远开着的那个窗口"""
def __init__(self):
self.is_open = True
self.context_memory = ["Snakemake", "mNGS", "Acinetobacter", "SPAdes"]
def ask(self, error_msg):
print(f"🤖 [AI 窗口] 正在分析报错: '{error_msg[:30]}...'")
time.sleep(1)
return "✅ 建议检查 input: expand() 的依赖关系,或者使用 lambda 函数提取目录路径。"
class Bioinformatician:
"""生信人的真实写照"""
def __init__(self, name, coffee_cups=0):
self.name = name
self.coffee = coffee_cups
self.ai_window = AI_Window() # 绑定AI窗口
self.pipeline_status = "running"
def drink_coffee(self):
self.coffee += 1
print(f"☕ [{self.name}] 喝了第 {self.coffee} 杯咖啡,试图唤醒死去的脑细胞...")
def write_pipeline(self):
print(f"\n📝 [{self.name}] 正在自信地编写 Snakefile / Nextflow...")
# 生信人日常错觉:我觉得我写对了
self.pipeline_status = "failed_globbing"
def run_analysis(self):
self.write_pipeline()
# 模拟运行中遇到的经典报错
errors = [
"RuleException: CalledProcessError ... snippy/* does not exist",
"OutOfMemoryError: Java heap space (Kraken2)",
"Segmentation fault (core dumped) (SPAdes)"
]
error = random.choice(errors)
print(f"\n❌ [Terminal] 致命报错: {error}")
print("🧠 [大脑] 内存溢出 (Segmentation fault)... 试图手动 Debug 失败。")
self.drink_coffee()
# 核心动作:切到AI窗口
print("\n🔄 [动作] 熟练地 Alt+Tab 切换到 AI 窗口...")
solution = self.ai_window.ask(error)
print(f"💡 [AI 窗口] {solution}")
print("✅ [Terminal] 修改代码,重新 nohup snakemake -j 32 &")
self.pipeline_status = "running"
# 实例化你和我
me = Bioinformatician(name="你 (生信大佬)")
me.run_analysis()
🛠️ 2. 实用代码:Snakemake 报错“脱水”提取器
既然你的 AI 窗口永远开着,你肯定经常需要把长长的 Snakemake 日志复制给 AI。但日志里充满了无用的 Conda 路径和系统信息。
这里提供一个 Python 脚本,你可以把它放在你的 ~/.bashrc 或工作目录里。它能自动从冗长的 .snakemake/log/ 文件中提取出最核心的报错信息,让你发给 AI 时一针见血:
#!/usr/bin/env python3
"""
extract_snake_error.py
用法: python extract_snake_error.py
<snakemake_log_file>
功能: 从冗长的 Snakemake 日志中提取核心报错,方便直接复制给 AI 诊断。
"""
import sys
import re
import os
import glob
def extract_core_errors(log_file):
if not os.path.exists(log_file):
# 如果没指定文件,自动找最新的 log
logs = glob.glob(".snakemake/log/*.snakemake.log")
if not logs:
print("❌ 找不到 .snakemake/log/ 下的日志文件。")
return
log_file = max(logs, key=os.path.getctime)
print(f"🔍 正在扫描日志: {log_file}\n" + "="*50)
with open(log_file, 'r') as f:
lines = f.readlines()
# 提取关键信息的正则
patterns = {
"Rule Error": r"Error in rule (.*?):",
"Command": r"Command '(.*)' returned non-zero",
"Exception": r"RuleException:(.*)",
"File": r"File \"(.*?)\", line (\d+), in"
}
extracted = []
for i, line in enumerate(lines):
for key, pattern in patterns.items():
match = re.search(pattern, line)
if match:
# 提取报错行及其上下文
context = "".join(lines[max(0, i-2):min(len(lines), i+5)]).strip()
extracted.append(f"🔴 [{key}] {match.group(0)}\n{context}\n")
if extracted:
print("📋 核心报错摘要 (直接复制发给 AI):\n")
# 去重并打印
for item in list(dict.fromkeys(extracted)):
print(item)
print("-" * 50)
else:
print("✅ 没有发现明显的 RuleException,可能是内存溢出(OOM)或网络问题。")
if __name__ == "__main__":
log_path = sys.argv[1] if len(sys.argv) > 1 else None
extract_core_errors(log_path)
使用场景: 当你的 Snakemake 跑挂了,终端里刷了几百行 Conda 环境配置信息时,你只需要在终端输入:
python extract_snake_error.py
它就会把 RuleException 和具体的 Command 提取出来。你只需复制这几行,扔给永远开着的那个 AI 窗口,AI 就能瞬间秒懂你的 expand() 写错了还是 shell 里的通配符没转义。
在目前的商业 AI 服务中,绝对意义上的“无限制”(无限次、无限速度、无限上下文)是不存在的。所有服务商都有后台的“公平使用政策(Fair Use Policy)”或速率限制,以防止服务器被自动化脚本滥用。
但是,对于个人正常的人类使用速度,确实存在一些方案的限制极其宽松,在“体感上”等同于无限制(即你正常聊天、写代码、读文档,几乎永远碰不到它的上限)。
以下是针对“实际无限制”需求的深度比较和避坑指南:
🔍 限制机制深度拆解:它们到底“卡”在哪里?
要找到体感无限制的账户,必须先了解限制是如何触发的:
| 限制类型 | 具体表现 | 哪些模型容易触发? | 对“无限制”体验的影响 |
|---|---|---|---|
| 时间窗口限制 | 例如“每 3 小时只能发 10 条消息”。 | ChatGPT (免费版 GPT-4o), Claude (免费/Pro版) | 影响极大。如果你需要连续高强度对话或写长代码,半天就会撞墙,体验极差。 |
| 日/周配额限制 | 例如“每天 50 次”或“每周 100 次高级模型额度”。 | Kimi (订阅版), Claude Pro | 影响中等。对普通办公/学习足够,但重度开发者或研究员可能会在周末前用完。 |
| 上下文长度截断 | 虽然宣称支持 128k/1M token,但单次上传超大文件或对话轮数过多时,系统会报错或遗忘前文。 | 所有模型(尤其是免费版) | 影响较小。只要不一次性扔进去几百页的 PDF,日常使用无感。 |
| 隐性降级 | 高级模型额度用完后,自动切换到能力较弱但限制极宽的“轻量版”模型。 | ChatGPT Plus (降级至 GPT-4o mini) | 体验较好。虽然模型变笨了一点,但“能一直聊下去”,不会直接报错拦截。 |
🏆 “体感无限制”方案推荐排行榜
如果您追求的是 “我想用就用,不用天天盯着额度条” 的体验,以下是目前的最佳选择:
🥇 第一名:国内大厂免费主力模型(体感最接近绝对无限制)
- 代表产品:豆包 (字节跳动)、通义千问 (阿里云) 网页版/App、智谱清言
- 限制情况:目前处于市场扩张期,对个人用户的日常对话、长文档解析(甚至上百页 PDF)、多轮问答几乎不设硬性次数门槛。后台虽有防滥用机制,但正常人类的手速和使用频率根本碰不到天花板。
- 优点:完全免费,中文理解极佳,长文本处理能力(如通义千问)目前处于世界第一梯队,且没有“每3小时X条”这种让人焦虑的限制。
- 缺点:在极度复杂的逻辑推理或顶级代码生成上,略逊于 Claude 3.5 Sonnet 或 GPT-4o。
🥈 第二名:Kimi 智能助手 (订阅版 / Kimi+)
- 限制情况:采用“周刷新配额”制。付费后,您会获得一个非常宽裕的额度池。
- 为什么体感无限制:它的额度设计是基于“正常人类一周的工作量”计算的。除非您用它来批量自动化处理成千上万的文件,否则日常写报告、读文献、日常聊天,一周内几乎不可能用完。
- 优点:中文长文本(尤其是几十万字文档)的“大海捞针”能力极强,界面干净,无广告。
🥉 第三名:ChatGPT Plus ($20/月)
- 限制情况:GPT-4o 有每 3 小时的消息上限(通常几十条)。
- 为什么体感无限制:它的“隐性降级”机制做得最好。当 GPT-4o 额度用尽时,系统会无缝切换到 GPT-4o mini。虽然 mini 的逻辑推理稍弱,但它的限制极低,速度极快,足以保证您“永远有模型可以对话”,不会出现“今日额度已用完,请明天再来”的阻断式报错。
🏅 特别提名:Google Gemini (免费版 1.5 Flash)
- 限制情况:Google 对 Gemini 1.5 Flash 的免费额度给得极其慷慨。
- 为什么体感无限制:如果您主要的需求是处理超长文档、总结视频、或进行海量的日常问答,Gemini 免费版的限制远低于 ChatGPT 免费版和 Claude 免费版。
⚠️ 避坑指南:如果您追求“无限制”,请避开这些
- Claude (即使是 $20/月的 Pro 版):这是目前限制最严格的主流模型。它的 3.5 Sonnet 模型极其聪明,但每几小时的消息上限很低。如果您用来写代码或连续追问,半天就会触发限制,然后被强制锁定或要求等待数小时。它绝对不符合“无限制”的需求。
- 各类“共享账号”或“几块钱一个月的破解版”:这些通常是多人共用一个 API Key,极易触发 OpenAI 或 Anthropic 的风控,导致账号被封禁或频繁掉线,体验极差。
💡 最终行动建议
- 如果您主要处理中文、长文档、日常办公/学习,且不想花钱: 👉 直接使用「通义千问」或「豆包」的网页版/App。它们目前的免费策略对普通用户来说,就是实际上的无限制。
- 如果您需要处理极长的专业文献,且愿意花一点钱买省心: 👉 订阅 Kimi+ (或 Kimi Code)。它的周配额机制对重度阅读者非常友好,体感上不会有“被掐脖子”的焦虑。
- 如果您需要全球最强的逻辑推理和编程能力,且能接受偶尔的模型降级: 👉 订阅 ChatGPT Plus。利用 GPT-4o 解决难题,额度用完后用 GPT-4o mini 继续闲聊或处理简单任务,实现“永不中断”。
根据自己最核心的使用场景(是偏向长文本阅读、代码编写,还是日常闲聊),选择上述最匹配的方案。
Kimi(月之暗面)的个人账户确实提供包月/包年的订阅类型,并且国内外的许多主流 AI 服务也都提供了免费版或固定月费订阅版(Flat-rate Subscription),以替代复杂的按 Token 计费模式,非常适合个人日常使用。
(注:目前 Kimi 官方最新的主力模型为 Kimi K2 / K2.5 系列,其会员体系是通用的。如果您指的是 Kimi 的最新模型,它同样包含在以下订阅体系中。)
以下是整理的 Kimi 及其他主流 AI 模型(个人非 Token 计费)的免费与包月方案对比表:
🤖 主流 AI 模型个人订阅/免费方案对比表
| AI 服务 / 模型 | 提供商 | 免费版情况 | 包月订阅价格 (参考) | 订阅权益与限制 (非 Token 计费特点) |
|---|---|---|---|---|
| Kimi 智能助手 (含 Kimi K2/K2.5 等) |
月之暗面 (Moonshot AI) |
有。基础功能免费,但高峰时段可能受限或排队。 | ¥49 / 月 或 ¥99 / 月 (Kimi Code 套餐) 另有常规多档会员支持连续包月/包年 [[1]]。 |
固定配额制:每周刷新使用配额,支持多设备登录 [[4]]。用量较大时升级订阅比按量付费更划算,避免了 Token 计费焦虑 [[6]]。 |
| ChatGPT (GPT-4o / GPT-4o mini) |
OpenAI | 有。可免费使用 GPT-4o mini 及受限的 GPT-4o。 | $20 / 月 (ChatGPT Plus) |
提供 GPT-4o 的更高消息限额、优先访问新模型(如 o1/o3)、高级数据分析及 DALL-E 3 绘图,超出限额后降级至免费模型 [[25]]。 |
| Claude (Claude 3.5 Sonnet / Opus) |
Anthropic | 有。可免费使用,但每日对话次数限制较严格。 | $20 / 月 (Claude Pro) |
提供约 5 倍于免费版的消息限额,优先访问最新的 Claude 模型,适合重度阅读、长文本分析和编程开发者 [[25]]。 |
| Gemini (Gemini 1.5 Pro / Ultra) |
有。免费版可使用 Gemini 1.5 Flash 等基础模型。 | ~$19.99 / 月 (Gemini Advanced / Google One AI Premium) |
解锁 Gemini 1.5 Pro/Ultra 高级模型,支持超长上下文(如处理大型文档/代码库),并包含 2TB Google 云存储 [[25]]。 | |
| Perplexity AI (AI 搜索引擎) |
Perplexity | 有。免费版提供基础 AI 搜索,带引用来源,但高级模型调用次数有限。 | $20 / 月 (Perplexity Pro) |
每月提供无限次基础搜索,并可指定使用 Claude 3.5 Sonnet、GPT-4o 等顶级模型进行一定次数的深度推理搜索 [[26]]。 |
| 通义千问 (Qwen 系列) |
阿里云 | 有。App 和网页端对个人用户基础对话完全免费。 | 约 ¥7.9 ~ ¥50 / 月 (如阿里云百炼 AI Coding Plan 等订阅活动) |
面向开发者/重度用户推出“包月订阅计划”,以固定月费打包多个顶级模型(含 Qwen 最新模型),替代传统按 Token 计费模式 [[20]], [[27]]。 |
| 智谱清言 (GLM 系列) |
智谱 AI | 有。基础对话、文档解析功能免费。 | 有连续包月套餐 (具体价格随活动浮动,通常在几十元人民币) |
提供更快的响应速度、更高的文件上传上限、高级长文本处理及专属客服支持 [[12]]。 |
💡 核心注意事项(关于“包月”与“非 Token 计费”)
- 没有绝对的“无限”:虽然这些包月套餐不按 Token 计费(您不需要担心发了一张长图或长文档会被扣除多少美元),但它们都受 “公平使用政策 (Fair Use Policy)” 或 “消息次数/配额限制” 的约束。例如,ChatGPT Plus 每 3 小时有 GPT-4o 的消息上限,Kimi Code 套餐是“每周刷新配额” [[4]]。
- Kimi 的计费逻辑:Kimi 的会员体系(包括常规会员和 Kimi Code)采用的是 “订阅额度池” 模式。您支付固定月费后,会获得一个额度池,在这个额度内使用不额外扣费;如果额度用完,可以选择等待刷新或购买“加油包”兜底,这极大降低了个人用户的使用门槛和心理负担 [[1]], [[6]]。
- 如何选择:
- 如果您需要处理超长中文文档、日常办公辅助,Kimi 的包月套餐或免费的通义千问/豆包是性价比最高的选择。
- 如果您需要最强的逻辑推理和编程辅助,Claude Pro 或 ChatGPT Plus 的 $20/月 订阅是目前全球开发者的主流选择。
- 如果您需要带实时联网引用的精准答案,Perplexity Pro 的包月体验最佳。