Note:
基本信息
- 载体名称:
- PiggyBac Dual promoter
- 载体抗性:
- Ampicillin
- Refseq ID:
- PB513B-1;pB-CMV-MCS-ef1α-greenpuro
- 载体长度:
- 7259 bp
- 载体类型:
- Protein expression, Transposition
- 复制子:
- ori
- 宿主:
- Mammalian cells
- 筛选标记:
- Puro
- 启动子:
- EF-1α core
- 感受态:
- DH10B
- 培养温度:
- 37℃
产品信息
质粒编号:V012867
质粒名称:PiggyBac Dual promoter
规格:5 μg (冻干粉)
下载资源
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。
确保质粒的关键元件正确,但是我们并不能保证实验效果。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。
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。
PiggyBac Dual promoter 质粒 (编号: V012867)序列
LOCUS 62056_12800 7259 bp DNA circular SYN 01-JAN-1980
DEFINITION synthetic circular DNA.
ACCESSION .
VERSION .
KEYWORDS .
SOURCE synthetic DNA construct
ORGANISM synthetic DNA construct
REFERENCE 1 (bases 1 to 7259)
AUTHORS .
TITLE Direct Submission
FEATURES Location/Qualifiers
source 1..7259
/mol_type="other DNA"
/organism="synthetic DNA construct"
promoter complement(1..105)
/label=AmpR promoter
rep_origin complement(131..586)
/direction=LEFT
/label=f1 ori
/note="f1 bacteriophage origin of replication; arrow
indicates direction of (+) strand synthesis"
primer_bind 728..744
/label=M13 fwd
/note="common sequencing primer, one of multiple similar
variants"
promoter 1442..1645
/label=CMV promoter
/note="human cytomegalovirus (CMV) immediate early
promoter"
promoter 1786..1997
/label=EF-1-alpha core promoter
/note="core promoter for human elongation factor
EF-1-alpha"
LTR 2010..2278
/label=5' LTR (truncated)
/note="truncated 5' long terminal repeat (LTR) from human
T-cell leukemia virus (HTLV) type 1"
CDS 2334..2999
/codon_start=1
/label=CopGFP
/note="green fluorescent protein 2 from Pontellina plumata,
also known as ppluGFP2 (Shagin et al., 2004)"
/translation="LPAMEIECRITGTLNGVEFELVGGGEGTPKQGRMTNKMKSTKGAL
TFSPYLLSHVMGYGFYHFGTYPSGYENPFLHAINNGGYTNTRIEKYEDGGVLHVSFSYR
YEAGRVIGDFKVVGTGFPEDSVIFTDKIIRSNATVEHLHPMGDNVLVGSFARTFSLRDG
GYYSFVVDSHMHFKSAIHPSILQNGGPMFAFRRVEELHSNTELGIVEYQHAFKTPIAFA
"
CDS 3069..3122
/codon_start=1
/label=T2A
/note="2A peptide from Thosea asigna virus capsid protein"
/translation="EGRGSLLTCGDVEENPGP"
CDS 3123..3719
/codon_start=1
/label=PuroR
/note="puromycin N-acetyltransferase"
/translation="MTEYKPTVRLATRDDVPRAVRTLAAAFADYPATRHTVDPDRHIER
VTELQELFLTRVGLDIGKVWVADDGAAVAVWTTPESVEAGAVFAEIGPRMAELSGSRLA
AQQQMEGLLAPHRPKEPAWFLATVGVSPDHQGKGLGSAVVLPGVEAAERAGVPAFLETS
APRNLPFYERLGFTVTADVEVPEGPRTWCMTRKPGA"
polyA_signal 3830..3962
/label=SV40 poly(A) signal
/note="SV40 polyadenylation signal"
primer_bind complement(5238..5254)
/label=M13 rev
/note="common sequencing primer, one of multiple similar
variants"
protein_bind complement(5262..5278)
/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)."
promoter complement(5286..5316)
/label=lac promoter
/note="promoter for the E. coli lac operon"
protein_bind complement(5331..5352)
/label=CAP binding site
/note="CAP binding activates transcription in the presence
of cAMP."
rep_origin complement(5640..6228)
/direction=LEFT
/label=ori
/note="high-copy-number ColE1/pMB1/pBR322/pUC origin of
replication"
CDS complement(6402..7259)
/codon_start=1
/label=AmpR
/note="beta-lactamase"
/translation="MSIQHFRVALIPFFAAFCLPVFAHPETLVKVKDAEDQLGARVGYI
ELDLNSGKILESFRPEERFPMMSTFKVLLCGAVLSRIDAGQEQLGRRIHYSQNDLVEYS
PVTEKHLTDGMTVRELCSAAITMSDNTAANLLLTTIGGPKELTAFLHNMGDHVTRLDRW
EPELNEAIPNDERDTTMPVAMATTLRKLLTGELLTLASRQQLIDWMEADKVAGPLLRSA
LPAGWFIADKSGAGERGSRGIIAALGPDGKPSRIVVIYTTGSQATMDERNRQIAEIGAS
LIKHW"