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:
- pET-Sgr_rppA_whiE
- 载体抗性:
- Kanamycin
- 载体长度:
- 6887 bp
- 载体类型:
- Cloning vector
- 复制子:
- ori
- 载体来源:
- Kim B, Binkley R, Kim HU, Lee SY.
pET-Sgr_rppA_whiE 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。
pET-Sgr_rppA_whiE 载体序列
LOCUS V006500 6887 bp DNA circular SYN 18-DEC-2018
DEFINITION Exported.
ACCESSION V006500
VERSION V006500
KEYWORDS .
SOURCE synthetic DNA construct
ORGANISM synthetic DNA construct
.
REFERENCE 1 (bases 1 to 6887)
AUTHORS Kim B, Binkley R, Kim HU, Lee SY.
TITLE Metabolic engineering of Escherichia coli for the enhanced
production of l-tyrosine
JOURNAL Biotechnol. Bioeng. (2018) In press
PUBMED 30019750
REFERENCE 2 (bases 1 to 6887)
AUTHORS Yang D, Kim WJ, Yoo SM, Choi JH, Ha SH, Lee MH, Lee SY.
TITLE Direct Submission
JOURNAL Submitted (14-JUN-2018) Dept. Chemical and Biomolecular Engineering,
Korea Advanced Institute of Science and Technology, Daehak-ro 291,
Daejeon 34141, South Korea
REFERENCE 3 (bases 1 to 6887)
TITLE Direct Submission
REFERENCE 4 (bases 1 to 6887)
AUTHORS .
TITLE Direct Submission
COMMENT SGRef: number: 1; type: "Journal Article"; journalName: "Biotechnol.
Bioeng. (2018) In press"
SGRef: number: 2; type: "Journal Article"; journalName: "Submitted
(14-JUN-2018) Dept. Chemical and Biomolecular Engineering, Korea
Advanced Institute of Science and Technology, Daehak-ro 291, Daejeon
34141, South Korea"
SGRef: number: 3; type: "Journal Article"
FEATURES Location/Qualifiers
source 1..6887
/mol_type="other DNA"
/organism="synthetic DNA construct"
rep_origin 12..467
/label="f1 ori"
/note="f1 bacteriophage origin of replication; arrow
indicates direction of (+) strand synthesis"
CDS complement(563..1375)
/label="KanR"
/note="aminoglycoside phosphotransferase"
rep_origin 1497..2085
/label="ori"
/note="high-copy-number ColE1/pMB1/pBR322/pUC origin of
replication"
misc_feature complement(2271..2413)
/label="bom"
/note="basis of mobility region from pBR322"
CDS complement(2518..2706)
/label="rop"
/note="Rop protein, which maintains plasmids at low copy
number"
protein_bind complement(3481..3502)
/label="CAP binding site"
/note="CAP binding activates transcription in the presence
of cAMP."
CDS complement(3518..4597)
/label="lacI"
/note="lac repressor"
promoter complement(4598..4675)
/label="lacI promoter"
promoter 4988..5006
/label="T7 promoter"
/note="promoter for bacteriophage T7 RNA polymerase"
protein_bind 5007..5031
/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)."
RBS 5046..5068
/label="RBS"
/note="efficient ribosome binding site from bacteriophage
T7 gene 10 (Olins and Rangwala, 1989)"
CDS 5076..6191
/gene="rppA"
/label="1,3,6,8-tetrahydroxynaphthalene synthase"
/note="1,3,6,8-tetrahydroxynaphthalene synthase from
Streptomyces griseus. Accession#: Q54240"
RBS 6208..6230
/note="efficient ribosome binding site from bacteriophage
T7 gene 10 (Olins and Rangwala, 1989)"
CDS 6235..6708
/codon_start=1
/gene="whiE_ORFII"
/product="monooxygenase"
/label="whiE_ORFII"
/note="derived from Streptomyces coelicolor"
/protein_id="AXN69957.1"
/translation="MTDQQVRIVSLGDIAPNRRRGGDLRALLTPTTAGSTSGFMGVAIV
QPGDRIAEHYHPYSEEFVYVTEGALEVDLDGVPHSLGTGQGLLIPQDMRHRFRNAGDVE
ARLVFHLGPLAPRPELGHVDTEDAEGNALPCDGAHAGHAAGHERPAPAAEVVS"
gene 6235..6708
/gene="whiE_ORFII"
/label="whiE_ORFII"
CDS 6731..6748
/label="6xHis"
/note="6xHis affinity tag"
terminator 6815..6862
/label="T7 terminator"
/note="transcription terminator for bacteriophage T7 RNA
polymerase"