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:
- pDG3661
- 载体抗性:
- Ampicillin
- 载体长度:
- 10407 bp
- 载体类型:
- Integration vector
- 复制子:
- ori
- 载体来源:
- Krasny L, Gourse RL.
pDG3661 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。
pDG3661 载体序列
LOCUS V008013 10407 bp DNA circular SYN 18-DEC-2018
DEFINITION Exported.
ACCESSION V008013
VERSION V008013
KEYWORDS .
SOURCE synthetic DNA construct
ORGANISM synthetic DNA construct
.
REFERENCE 1 (bases 1 to 10407)
AUTHORS Krasny L, Gourse RL.
TITLE rRNA promoter strength and regulation in Bacillus subtilis: an
alternative strategy for the modulation of ribosome synthesis in
bacteria
JOURNAL Unpublished
REFERENCE 2 (bases 1 to 10407)
AUTHORS Krasny L, Gourse RL.
TITLE Direct Submission
JOURNAL Submitted (06-MAY-2004) Bacteriology, University of Wisconsin,
Madison, 420 Henry Mall, Madison, WI 53706, USA
REFERENCE 3 (bases 1 to 10407)
TITLE Direct Submission
REFERENCE 4 (bases 1 to 10407)
AUTHORS .
TITLE Direct Submission
COMMENT SGRef: number: 1; type: "Journal Article"; journalName:
"Unpublished"
SGRef: number: 2; type: "Journal Article"; journalName: "Submitted
(06-MAY-2004) Bacteriology, University of Wisconsin, Madison, 420
Henry Mall, Madison, WI 53706, USA"
SGRef: number: 3; type: "Journal Article"
FEATURES Location/Qualifiers
source 1..10407
/mol_type="other DNA"
/organism="synthetic DNA construct"
gene 115..635
/gene="amyE"
/label="amyE"
/note="amyE front; partial alpha-amylase; similar to
amyE-front in GenBank Accession Number U46196"
regulatory 751..837
/note="derived from Bacillus subtilis rrnB; terminates
transcription from amyE front"
/regulatory_class="terminator"
regulatory complement(844..932)
/note="derived from Bacillus subtilis rrnO; terminates lacZ
transcription"
/regulatory_class="terminator"
CDS complement(950..3982)
/label="lacZ"
/note="beta-galactosidase"
CDS 4391..5038
/gene="cat"
/label="Chloramphenicol acetyltransferase"
/note="Chloramphenicol acetyltransferase from
Staphylococcus aureus. Accession#: P00485"
gene 5412..6440
/gene="amyE"
/label="amyE"
/note="amyE back; partial alpha-amylase; similar to
amyE-back in GenBank Accession Number U46196"
CDS 7549..8328
/gene="ant1"
/label="Spectinomycin 9-adenylyltransferase"
/note="Spectinomycin 9-adenylyltransferase from
Staphylococcus aureus (strain N315). Accession#: P0A0D1"
rep_origin complement(8578..9166)
/direction=LEFT
/label="ori"
/note="high-copy-number ColE1/pMB1/pBR322/pUC origin of
replication"
CDS complement(9340..10197)
/label="AmpR"
/note="beta-lactamase"
promoter complement(10198..10302)
/label="AmpR promoter"