Bacterial vector for expressing GST-tagged fusion proteins with a thrombin site.
| 载体基本信息 | |||
| 载体名称 | pGEX-4T-1 | 载体抗性 | Ampicillin |
|---|---|---|---|
| 载体长度 | 4969 bp | 载体类型 | pGEX Vectors (GE Healthcare) |
| 载体来源 | GE Healthcare | 拷贝数 | High copy number |
pGEX-4T-1 载体载体图谱
pGEX-4T-1 载体载体序列
LOCUS Exported 4969 bp ds-DNA circular SYN 03-12-2013
DEFINITION Bacterial vector for expressing fusion proteins with a thrombin
site. For other reading frames, use pGEX-4T-2 or pGEX-4T-3.
ACCESSION U13853
VERSION .
KEYWORDS pGEX-4T-1
SOURCE synthetic DNA construct
ORGANISM synthetic DNA construct
REFERENCE 1 (bases 1 to 4969)
AUTHORS GE Healthcare
TITLE Direct Submission
FEATURES Location/Qualifiers
source 1..4969
/organism="synthetic DNA construct"
/lab_host="Escherichia coli"
/mol_type="other DNA"
misc_feature 183..211
/note="tac promoter"
/note="strong E. coli promoter; hybrid between the trp and
lac UV5 promoters"
protein_bind 219..235
/bound_moiety="lac repressor encoded by lacI"
/note="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)."
CDS 258..911
/codon_start=1
/gene="
"
/product="glutathione S-transferase from Schistosoma
japonicum"
/note="GST"
/translation="MSPILGYWKIKGLVQPTRLLLEYLEEKYEEHLYERDEGDKWRNKK
FELGLEFPNLPYYIDGDVKLTQSMAIIRYIADKHNMLGGCPKERAEISMLEGAVLDIRY
GVSRIAYSKDFETLKVDFLSKLPEMLKMFEDRLCHKTYLNGDHVTHPDFMLYDALDVVL
YMDPMCLDAFPKLVCFKKRIEAIPQIDKYLKSSKYIAWPLQGWQATFGGGDHPPK"
CDS 918..935
/codon_start=1
/product="thrombin recognition and cleavage site"
/note="thrombin site"
/translation="LVPRGS"
misc_feature 930..966
/note="MCS"
/note="multiple cloning site"
misc_feature 971..981
/note="stop codons"
/note="stop codons in all three reading frames"
promoter 1272..1376
/gene="bla"
/note="AmpR promoter"
CDS 1377..2237
/codon_start=1
/gene="bla"
/product="beta-lactamase"
/note="AmpR"
/note="confers resistance to ampicillin, carbenicillin, and
related antibiotics"
/translation="MSIQHFRVALIPFFAAFCLPVFAHPETLVKVKDAEDQLGARVGYI
ELDLNSGKILESFRPEERFPMMSTFKVLLCGAVLSRVDAGQEQLGRRIHYSQNDLVEYS
PVTEKHLTDGMTVRELCSAAITMSDNTAANLLLTTIGGPKELTAFLHNMGDHVTRLDRW
EPELNEAIPNDERDTTMPAAMATTLRKLLTGELLTLASRQQLIDWMEADKVAGPLLRSA
LPAGWFIADKSGAGERGSRGIIAALGPDGKPSRIVVIYTTGSQATMDERNRQIAEIGAS
LIKHW"
rep_origin 2408..2996
/direction=RIGHT
/note="ori"
/note="high-copy-number ColE1/pMB1/pBR322/pUC origin of
replication"
promoter 3240..3317
/gene="lacI (mutant)"
/note="lacIq promoter"
/note="In the lacIq allele, a single base change in the
promoter boosts expression of the lacI gene about 10-fold."
CDS 3318..4400
/codon_start=1
/gene="lacI"
/product="lac repressor"
/note="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)."
/translation="MKPVTLYDVAEYAGVSYQTVSRVVNQASHVSAKTREKVEAAMAEL
NYIPNRVAQQLAGKQSLLIGVATSSLALHAPSQIVAAIKSRADQLGASVVVSMVERSGV
EACKAAVHNLLAQRVSGLIINYPLDDQDAIAVEAACTNVPALFLDVSDQTPINSIIFSH
EDGTRLGVEHLVALGHQQIALLAGPLSSVSARLRLAGWHKYLTRNQIQPIAEREGDWSA
MSGFQQTMQMLNEGIVPTAMLVANDQMALGAMRAITESGLRVGADISVVGYDDTEDSSC
YIPPLTTIKQDFRLLGQTSVDRLLQLSQGQAVKGNQLLPVSLVKRKTTLAPNTQTASPR
ALADSLMQLARQVSRLESGQ"
