我们所展示的质粒图谱主要是从文献和开放数据库中收集而来,主要是为了方便研究工作,其中一小部分质粒进行了质量控制,可供科学家使用。
所有的产品都严格仅供科学研究使用,不能应用于临床试验,包括人体摄入、注射或外用的药理学用途。
确保质粒的关键元件正确,但是我们并不能保证实验结果。页面展示的图谱序列为理论序列,可能与测序结果不一致,请自行比对后确定是否满足要求。(如果测过序,本页面一般会提供下载)
开放数据库中的大多数载体序列都没有被完全测序。如果实际序列与参考序列的相似度超过99%,则将其视为正确。
由于科学研究是在探索未知,具有很大的不确定性,在任何情况下,我们都不承担超出质粒本身的额外经济损失或责任。
- 载体名称:
- pBla_gg
- 载体抗性:
- Bleomycin
- 载体长度:
- 2667 bp
- 载体类型:
- Cloning vector
- 复制子:
- p15A ori
- 载体来源:
- Hashimoto K, Fischer EC, Romesberg FE.
- 启动子:
- EM7
pBla_gg 载体图谱
质粒操作方法
1. 发货形式:质粒干粉(常温运输,存于-20度,请务必先转化提质粒后使用)
2. 收到质粒干粉后请先5000rpm离心1min,再加入20μl ddH2O溶解质粒;(质粒复测的浓度有时候与标称值差距较大,这可能是因为冻干质粒在管中的位置、复溶效率、测量偏差以及管壁的吸附导致,因此建议先转化提质粒后再使用)
3. 取1支100μl 感受态于冰上解冻10min,加入2μl质粒,再冰浴30min后,42℃热激60s,不要搅动,再冰浴2min;
4. 加入900μl无抗的LB液体培养基,180rpm震荡37℃培养45min (30℃培养1-1.5小时);
5. 6000rpm离心5min,仅留100μl上清液重悬细菌沉淀,并涂布至目标质粒抗性的LB平板上;
6. 将平板倒置37℃培养14h,如果要求是30℃则培养20h; (菌落过多则将质粒稀释后再转化;没有菌落则加入10μl质粒转化;建议不要直接转表达感受态, 要先转克隆感受态,重提质粒后再导入表达感受态);
7. 挑取单菌落至LB液体培养基中,加入对应抗生素,220rpm震荡培养14h,根据实验需要和质粒提取试剂盒说明书提取质粒。
pBla_gg 载体序列
LOCUS 62056_4080 2667 bp DNA circular SYN 16-JUN-2021 DEFINITION Cloning vector pBla_gg, complete sequence. ACCESSION MW816823 VERSION . KEYWORDS . SOURCE synthetic DNA construct ORGANISM synthetic DNA construct REFERENCE 1 (bases 1 to 2667) AUTHORS Hashimoto K, Fischer EC, Romesberg FE. TITLE Efforts toward Further Integration of an Unnatural Base Pair into the Biology of a Semisynthetic Organism JOURNAL J Am Chem Soc (2021) In press PUBMED 34096294 REFERENCE 2 (bases 1 to 2667) AUTHORS Hashimoto K. TITLE Direct Submission JOURNAL Submitted (25-MAR-2021) Department of Chemistry, The Scripps Research Institute, 10550 North Torrey Pines Road, La Jolla, CA 92037, USA REFERENCE 3 (bases 1 to 2667) AUTHORS . TITLE Direct Submission COMMENT SGRef: number: 1; type: "Journal Article"; journalName: "J Am Chem Soc (2021) In press" COMMENT SGRef: number: 2; type: "Journal Article"; journalName: "Submitted (25-MAR-2021) Department of Chemistry, The Scripps Research Institute, 10550 North Torrey Pines Road, La Jolla, CA 92037, USA" COMMENT ##Assembly-Data-START## Sequencing Technology :: Sanger dideoxy sequencing ##Assembly-Data-END## FEATURES Location/Qualifiers source 1..2667 /mol_type="other DNA" /organism="synthetic DNA construct" rep_origin 109..654 /label=p15A ori /note="Plasmids containing the medium-copy-number p15A origin of replication can be propagated in E. coli cells that contain a second plasmid with the ColE1 origin." promoter 807..911 /label=AmpR promoter RBS 926..948 /label=RBS /note="efficient ribosome binding site from bacteriophage T7 gene 10 (Olins and Rangwala, 1989)" gene 957..1787 /gene="bla" /label=bla CDS join(957..1134,1153..1787) /codon_start=1 /transl_table=11 /gene="bla" /product="beta-lactamase TEM-1" /label=bla /protein_id="QWO78781.1" /translation="MSIQHFRVALIPFFAAFCLPVFAHPETLVKVKDAEDQLGARVGYI ELDLDSGKILESFRRAVLSRIDAGQEQLGRRIHYSQNDLVEYSPVTEKHLTDGMTVREL CSAAITMSDNTAANLLLTTIGGPKELTAFLHNMGDHVTRLDRWEPELNEAIPNDERDTT MPAAMATTLRKLLTGELLTLASRQQLIDWMEADKVAGPLLRSALPAGWFIADKSGAGER GSRGIIAALGPDGKPSRIVVIYTTGSQATMDERNRQIAEIGASLIKHW" misc_feature 1130..1134 /gene="bla" /label=UBP /note="UBP" misc_feature 1135..1140 /gene="bla" /label=BsaI /note="BsaI" misc_feature 1141..1146 /gene="bla" /label=KpnI /note="KpnI" misc_feature 1147..1152 /gene="bla" /label=BsaI /note="BsaI" misc_feature 1153..1159 /gene="bla" /label=UBP /note="UBP" misc_feature 1819..1854 /label=proK terminator /note="proK terminator" promoter 1884..1914 /label=lac promoter /note="promoter for the E. coli lac operon" misc_feature 1926..1932 /label=5' leader from serT /note="5' leader from serT" misc_feature 1933..1994 /label=tRNA Ser(UGA) /note="tRNA Ser(UGA)" misc_feature 1947..1952 /label=BsaI /note="BsaI" misc_feature 1953..1958 /label=KpnI /note="KpnI" misc_feature 1959..1964 /label=BsaI /note="BsaI" misc_feature 1995..2037 /label=3' UTR from serT /note="3' UTR from serT" misc_feature 2038..2073 /label=proK terminator /note="proK terminator" promoter 2121..2168 /label=EM7 promoter /note="synthetic bacterial promoter" CDS 2187..2558 /label=BleoR /note="antibiotic-binding protein" terminator 2573..2667 /label=lambda t0 terminator /note="transcription terminator from phage lambda"