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:
pSEVA243X
载体抗性:
Kanamycin
载体长度:
4121 bp
载体类型:
Cloning vector
复制子:
ori
载体来源:
Radeck J, Meyer D, Lautenschlager N, Mascher T.

pSEVA243X 载体图谱

pSEVA243X4121 bp60012001800240030003600CAP binding sitelac promoterlac operatorM13 revM13 fwdlambda t0 terminatorKanRoriToripRO1600 ReppRO1600 oriVrrnB T1 terminator

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。

pSEVA243X 载体序列

LOCUS       40924_39383        4121 bp DNA     circular SYN 18-DEC-2018
DEFINITION  Cloning vector pSEVA243X, complete sequence.
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 4121)
  AUTHORS   Radeck J, Meyer D, Lautenschlager N, Mascher T.
  TITLE     Bacillus SEVA siblings: A Golden Gate-based toolbox to create 
            personalized integrative vectors for Bacillus subtilis
  JOURNAL   Sci Rep 7 (1), 14134 (2017)
  PUBMED    29074996
REFERENCE   2  (bases 1 to 4121)
  AUTHORS   Radeck J.
  TITLE     Direct Submission
  JOURNAL   Submitted (26-APR-2017) Biology, Technische Universitat Dresden, 
            Zellescher Weg 20b, Dresden 01627, Germany
REFERENCE   3  (bases 1 to 4121)
  TITLE     Direct Submission
REFERENCE   4  (bases 1 to 4121)
  AUTHORS   .
  TITLE     Direct Submission
COMMENT     SGRef: number: 1; type: "Journal Article"; journalName: "Sci Rep"; 
            date: "2017"; volume: "7"; issue: "1"; pages: "14134"
COMMENT     SGRef: number: 2; type: "Journal Article"; journalName: "Submitted 
            (26-APR-2017) Biology, Technische Universitat Dresden, Zellescher 
            Weg 20b, Dresden 01627, Germany"
COMMENT     SGRef: number: 3; type: "Journal Article"
COMMENT     ##Assembly-Data-START##
            Sequencing Technology :: Sanger dideoxy sequencing 
            ##Assembly-Data-END##
FEATURES             Location/Qualifiers
     source          1..4121
                     /mol_type="other DNA"
                     /organism="synthetic DNA construct"
     protein_bind    125..146
                     /label=CAP binding site
                     /note="CAP binding activates transcription in the presence
                     of cAMP."
     promoter        161..191
                     /label=lac promoter
                     /note="promoter for the E. coli lac operon"
     protein_bind    199..215
                     /label=lac operator
                     /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)."
     primer_bind     223..239
                     /label=M13 rev
                     /note="common sequencing primer, one of multiple similar 
                     variants"
     primer_bind     complement(411..427)
                     /label=M13 fwd
                     /note="common sequencing primer, one of multiple similar 
                     variants"
     terminator      706..800
                     /label=lambda t0 terminator
                     /note="transcription terminator from phage lambda"
     CDS             932..1744
                     /codon_start=1
                     /label=KanR
                     /note="aminoglycoside phosphotransferase"
                     /translation="MSHIQRETSCSRPRLNSNMDADLYGYKWARDNVGQSGATIYRLYG
                     KPDAPELFLKHGKGSVANDVTDEMVRLNWLTEFMPLPTIKHFIRTPDDAWLLTTAIPGK
                     TAFQVLEEYPDSGENIVDALAVFLRRLHSIPVCNCPFNSDRVFRLAQAQSRMNNGLVDA
                     SDFDDERNGWPVEQVWKEMHKLLPFSPDSVVTHGDFSLDNLIFDEGKLIGCIDVGRVGI
                     ADRYQDLAILWNCLGEFSPSLQKRLFQKYGIDNPDMNKLQFHLMLDEFF"
     oriT            1914..2022
                     /label=oriT
                     /note="incP origin of transfer"
     rep_origin      2116..2704
                     /direction=RIGHT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     CDS             complement(2761..3591)
                     /codon_start=1
                     /label=pRO1600 Rep
                     /note="replication protein for the broad-host-range plasmid
                     pRO1600 from Pseudomonas aeruginosa"
                     /translation="VASPPMVYKSNALVEAAYRLSVQEQRIVLACISQVKRSEPVTDEV
                     MYSVTAEDIATMAGVPIESSYNQLKEAALRLKRREVRLTQEPNGKGKRPSVMITGWVQT
                     IIYREGEGRVELRFTKDMLPYLTELTKQFTKYALADVAKMDSTHAIRLYELLMQWDSIG
                     QREIEIDQLRKWFQLEGRYPSIKDFKLRVLDPAVTQINEHSPLQVEWAQRKTGRKVTHL
                     LFSFGPKKPAKAVGKAPAKRKAGKISDAEIAKQARPGETWEAARARLTQMPLDLA"
     rep_origin      3605..3956
                     /label=pRO1600 oriV
                     /note="broad-host-range origin of replication from
                     Pseudomonas aeruginosa plasmid pRO1600; requires the 
                     pRO1600 Rep protein for replication (West et al., 1994)"
     terminator      complement(4029..4115)
                     /label=rrnB T1 terminator
                     /note="transcription terminator T1 from the E. coli rrnB
                     gene"