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:
- pDSK-mCherry
- 载体抗性:
- Kana
- 载体长度:
- 9764 bp
- 载体类型:
- Protein expression
- 载体来源:
- NovoPro
- 拷贝数:
- Low copy number
- 启动子:
- RSF1010 oriV
- 感受态:
- Top10
- 培养温度:
- 37℃
pDSK-mCherry 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。
pDSK-mCherry 载体序列
LOCUS Exported 9764 bp DNA circular SYN 27-SEP-2024 DEFINITION synthetic circular DNA ACCESSION . VERSION . KEYWORDS pDSK-mCherry SOURCE synthetic DNA construct ORGANISM synthetic DNA construct REFERENCE 1 (bases 1 to 9764) AUTHORS . TITLE Direct Submission FEATURES Location/Qualifiers source 1..9764 /mol_type="other DNA" /organism="synthetic DNA construct" primer_bind 1079..1095 /label=M13 fwd /note="common sequencing primer, one of multiple similar variants" RBS 1314..1336 /note="efficient ribosome binding site from bacteriophage T7 gene 10 (Olins and Rangwala, 1989)" CDS 1344..2054 /codon_start=1 /product="monomeric derivative of DsRed fluorescent protein (Shaner et al., 2004)" /label=mCherry /note="mammalian codon-optimized" /translation="MVSKGEEDNMAIIKEFMRFKVHMEGSVNGHEFEIEGEGEGRPYEG TQTAKLKVTKGGPLPFAWDILSPQFMYGSKAYVKHPADIPDYLKLSFPEGFKWERVMNF EDGGVVTVTQDSSLQDGEFIYKVKLRGTNFPSDGPVMQKKTMGWEASSERMYPEDGALK GEIKQRLKLKDGGHYDAEVKTTYKAKKPVQLPGAYNVNIKLDITSHNEDYTIVEQYERA EGRHSTGGMDELYK" primer_bind complement(2103..2119) /label=M13 rev /note="common sequencing primer, one of multiple similar variants" protein_bind 2127..2143 /label=lac operator /bound_moiety="lac repressor encoded by lacI" /note="The lac repressor binds to the lac operator to inhibit transcription in E. coli. This inhibition can be relieved by adding lactose or isopropyl-beta-D-thiogalactopyranoside (IPTG)." promoter complement(2151..2181) /label=lac promoter /note="promoter for the E. coli lac operon" protein_bind 2196..2217 /label=CAP binding site /bound_moiety="E. coli catabolite activator protein" /note="CAP binding activates transcription in the presence of cAMP." CDS complement(3719..4558) /codon_start=1 /gene="repA" /product="replication protein A of the broad-host-range plasmid RSF1010 (Scholz et al., 1989)" /label=RSF1010 RepA /translation="MATHKPINILEAFAAAPPPLDYVLPNMVAGTVGALVSPGGAGKSM LALQLAAQIAGGPDLLEVGELPTGPVIYLPAEDPPTAIHHRLHALGAHLSAEERQAVAD GLLIQPLIGSLPNIMAPEWFDGLKRAAEGRRLMVLDTLRRFHIEEENASGPMAQVIGRM EAIAADTGCSIVFLHHASKGAAMMGAGDQQQASRGSSVLVDNIRWQSYLSSMTSAEAEE WGVDDDQRRFFVRFGVSKANYGAPFADRWFRRHDGGVLKPAVLERQRKSKGVPRGEA" CDS complement(5069..6040) /codon_start=1 /gene="repB" /product="replication protein B of the broad-host-range plasmid RSF1010 (Scholz et al., 1989)" /label=RSF1010 RepB /translation="MKNDRTLQAIGRQLKAMGCERFDIGVRDATTGQMMNREWSAAEVL QNTPWLKRMNAQGNDVYIRPAEQERHGLVLVDDLSEFDLDDMKAEGREPALVVETSPKN YQAWVKVADAAGGELRGQIARTLASEYDADPASADSRHYGRLAGFTNRKDKHTTRAGYQ PWVLLRESKGKTATAGPALVQQAGQQIEQAQRQQEKARRLASLELPERQLSRHRRTALD EYRSEMAGLVKRFGDDLSKCDFIAAQKLASRGRSAEEIGKAMAEASPALAERKPGHEAD YIERTVSKVMGLPSVQLARAELARAPAPRQRGMDRGGPDFSM" oriT 7279..7366 /label=RSF1010 oriT /note="origin of transfer of the broad-host-range plasmid RSF1010 (Scholz et al., 1989)" rep_origin 7708..8102 /label=RSF1010 oriV /note="replication origin of the broad-host-range plasmid RSF1010; requires the RSF1010 RepA/B/C proteins for replication (Scholz et al., 1989)" CDS complement(8916..9731) /codon_start=1 /gene="aph(3')-Ia" /product="aminoglycoside phosphotransferase" /label=KanR /note="confers resistance to kanamycin in bacteria or G418 (Geneticin(R)) in eukaryotes" /translation="MSHIQRETSCSRPRLNSNMDADLYGYKWARDNVGQSGATIYRLYG KPDAPELFLKHGKGSVANDVTDEMVRLNWLTEFMPLPTIKHFIRTPDDAWLLTTAIPGK TAFQVLEEYPDSGENIVDALAVFLRRLHSIPVCNCPFNSDRVFRLAQAQSRMNNGLVDA SDFDDERNGWPVEQVWKEMHKLLPFSPDSVVTHGDFSLDNLIFDEGKLIGCIDVGRVGI ADRYQDLAILWNCLGEFSPSLQKRLFQKYGIDNPDMNKLQFHLMLDEFF"