pET-41a(+)

Bacterial vector for expressing GST fusion proteins with an enterokinase site. For other reading frames, use pET-41b(+) or pET-41c(+).

Sequence Author: MilliporeSigma (Novagen)

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BlpI (80) DraIII (5691) PsiI (5563) AsiSI - PvuI (4990) SmaI (4864) TspMI - XmaI (4862) NruI (4647) AcuI (4336) AlwNI (4204) BssSI - BssSαI (3961) BstZ17I (3559) PflFI - Tth111I (3533) AvrII (131) PaeR7I - PspXI - XhoI (174) EagI - NotI (182) HindIII (189) SalI (195) Eco53kI (204) SacI (206) PstI - SbfI (214) AscI (216) StuI (226) BsrGI (229) EcoRI (235) BamHI (241) EcoRV (251) NcoI (255) PshAI (265) AgeI (292) Acc65I (295) KpnI (299) BglII (302) MfeI (360) thrombin site SacII (393) 6xHis SpeI (424) SwaI (667) MscI (887) NdeI (1094) RBS XbaI (1132) T7 promoter SgrAI (1243) SphI (1399) BstAPI (1607) MluI (1924) BstEII (2105) NmeAIII (2130) PspOMI (2131) ApaI (2135) HpaI (2430) PpuMI (2794) pET-41a(+) 5933 bp
BlpI  (80)
1 site
G C T N A G C C G A N T C G

Sticky ends from different BlpI sites may not be compatible.
DraIII  (5691)
1 site
C A C N N N G T G G T G N N N C A C

Sticky ends from different DraIII sites may not be compatible.
PsiI  (5563)
1 site
T T A T A A A A T A T T
AsiSI  (4990)
1 site
G C G A T C G C C G C T A G C G
PvuI  (4990)
1 site
C G A T C G G C T A G C
SmaI  (4864)
1 site
C C C G G G G G G C C C

SmaI can be used at 37°C for brief incubations.
TspMI  (4862)
1 site
C C C G G G G G G C C C
XmaI  (4862)
1 site
C C C G G G G G G C C C

Cleavage may be enhanced when more than one copy of the XmaI recognition sequence is present.
NruI  (4647)
1 site
T C G C G A A G C G C T
AcuI  (4336)
1 site
C T G A A G ( N ) 14 N N G A C T T C ( N ) 14

Cleavage may be enhanced when more than one copy of the AcuI recognition sequence is present.
Sticky ends from different AcuI sites may not be compatible.
After cleavage, AcuI can remain bound to DNA and alter its electrophoretic mobility.
For full activity, add fresh S-adenosylmethionine (SAM).
AlwNI  (4204)
1 site
C A G N N N C T G G T C N N N G A C

Sticky ends from different AlwNI sites may not be compatible.
BssSI  (3961)
1 site
C A C G A G G T G C T C
BssSαI  (3961)
1 site
C A C G A G G T G C T C
BstZ17I  (3559)
1 site
G T A T A C C A T A T G
PflFI  (3533)
1 site
G A C N N N G T C C T G N N N C A G

The 1-base overhangs produced by PflFI may be hard to ligate.
Sticky ends from different PflFI sites may not be compatible.
Tth111I  (3533)
1 site
G A C N N N G T C C T G N N N C A G

The 1-base overhangs produced by Tth111I may be hard to ligate.
Sticky ends from different Tth111I sites may not be compatible.
AvrII  (131)
1 site
C C T A G G G G A T C C
PaeR7I  (174)
1 site
C T C G A G G A G C T C

PaeR7I does not recognize the sequence CTCTCGAG.
PspXI  (174)
1 site
V C T C G A G B B G A G C T C V
XhoI  (174)
1 site
C T C G A G G A G C T C
EagI  (182)
1 site
C G G C C G G C C G G C
NotI  (182)
1 site
G C G G C C G C C G C C G G C G
HindIII  (189)
1 site
A A G C T T T T C G A A
SalI  (195)
1 site
G T C G A C C A G C T G
Eco53kI  (204)
1 site
G A G C T C C T C G A G
SacI  (206)
1 site
G A G C T C C T C G A G
PstI  (214)
1 site
C T G C A G G A C G T C
SbfI  (214)
1 site
C C T G C A G G G G A C G T C C
AscI  (216)
1 site
G G C G C G C C C C G C G C G G
StuI  (226)
1 site
A G G C C T T C C G G A
BsrGI  (229)
1 site
T G T A C A A C A T G T

BsrGI is typically used at 37°C, but is even more active at 60°C.
EcoRI  (235)
1 site
G A A T T C C T T A A G
BamHI  (241)
1 site
G G A T C C C C T A G G

After cleavage, BamHI-HF® (but not the original BamHI) can remain bound to DNA and alter its electrophoretic mobility.
EcoRV  (251)
1 site
G A T A T C C T A T A G

EcoRV is reportedly more prone than its isoschizomer Eco32I to delete a base after cleavage.
NcoI  (255)
1 site
C C A T G G G G T A C C
PshAI  (265)
1 site
G A C N N N N G T C C T G N N N N C A G

PshAI quickly loses activity at 37°C, but can be used at 25°C for long incubations.
AgeI  (292)
1 site
A C C G G T T G G C C A
Acc65I  (295)
1 site
G G T A C C C C A T G G
KpnI  (299)
1 site
G G T A C C C C A T G G
BglII  (302)
1 site
A G A T C T T C T A G A
MfeI  (360)
1 site
C A A T T G G T T A A C
SacII  (393)
1 site
C C G C G G G G C G C C

Efficient cleavage requires at least two copies of the SacII recognition sequence.
SpeI  (424)
1 site
A C T A G T T G A T C A
SwaI  (667)
1 site
A T T T A A A T T A A A T T T A

SwaI is typically used at 25°C, but is 50% active at 37°C.
MscI  (887)
1 site
T G G C C A A C C G G T
NdeI  (1094)
1 site
C A T A T G G T A T A C

Prolonged incubation with NdeI may lead to removal of additional nucleotides.
XbaI  (1132)
1 site
T C T A G A A G A T C T
SgrAI  (1243)
1 site
C R C C G G Y G G Y G G C C R C

Efficient cleavage requires at least two copies of the SgrAI recognition sequence.
SphI  (1399)
1 site
G C A T G C C G T A C G
BstAPI  (1607)
1 site
G C A N N N N N T G C C G T N N N N N A C G

Sticky ends from different BstAPI sites may not be compatible.
MluI  (1924)
1 site
A C G C G T T G C G C A
BstEII  (2105)
1 site
G G T N A C C C C A N T G G

Sticky ends from different BstEII sites may not be compatible.
BstEII is typically used at 60°C, but is 50% active at 37°C.
NmeAIII  (2130)
1 site
G C C G A G ( N ) 18-19 N N C G G C T C ( N ) 18-19

Efficient cleavage requires at least two copies of the NmeAIII recognition sequence.
Sticky ends from different NmeAIII sites may not be compatible.
For full activity, add fresh S-adenosylmethionine (SAM).
PspOMI  (2131)
1 site
G G G C C C C C C G G G
ApaI  (2135)
1 site
G G G C C C C C C G G G

ApaI can be used between 25°C and 37°C.
HpaI  (2430)
1 site
G T T A A C C A A T T G
PpuMI  (2794)
1 site
R G G W C C Y Y C C W G G R

Sticky ends from different PpuMI sites may not be compatible.
lacI
1574 .. 2656  =  1083 bp
360 amino acids  =  38.6 kDa
Product: lac repressor
The lac repressor binds to the lac operator to inhibit transcription in E. coli. This inhibition can be relieved by adding lactose or isopropyl-β-D-thiogalactopyranoside (IPTG).
lacI
1574 .. 2656  =  1083 bp
360 amino acids  =  38.6 kDa
Product: lac repressor
The lac repressor binds to the lac operator to inhibit transcription in E. coli. This inhibition can be relieved by adding lactose or isopropyl-β-D-thiogalactopyranoside (IPTG).
enterokinase site
265 .. 279  =  15 bp
5 amino acids  =  606.5 Da
Product: enterokinase recognition and cleavage site
enterokinase site
265 .. 279  =  15 bp
5 amino acids  =  606.5 Da
Product: enterokinase recognition and cleavage site
S-Tag
310 .. 354  =  45 bp
15 amino acids  =  1.7 kDa
Product: affinity and epitope tag derived from pancreatic ribonuclease A
S-Tag
310 .. 354  =  45 bp
15 amino acids  =  1.7 kDa
Product: affinity and epitope tag derived from pancreatic ribonuclease A
thrombin site
370 .. 387  =  18 bp
6 amino acids  =  627.7 Da
Product: thrombin recognition and cleavage site
thrombin site
370 .. 387  =  18 bp
6 amino acids  =  627.7 Da
Product: thrombin recognition and cleavage site
6xHis
397 .. 414  =  18 bp
6 amino acids  =  840.9 Da
Product: 6xHis affinity tag
6xHis
397 .. 414  =  18 bp
6 amino acids  =  840.9 Da
Product: 6xHis affinity tag
GST
442 .. 1095  =  654 bp
218 amino acids  =  25.5 kDa
Product: glutathione S-transferase from Schistosoma japonicum
GST
442 .. 1095  =  654 bp
218 amino acids  =  25.5 kDa
Product: glutathione S-transferase from Schistosoma japonicum
KanR
4559 .. 5374  =  816 bp
271 amino acids  =  31.0 kDa
Product: aminoglycoside phosphotransferase
confers resistance to kanamycin
KanR
4559 .. 5374  =  816 bp
271 amino acids  =  31.0 kDa
Product: aminoglycoside phosphotransferase
confers resistance to kanamycin
ori
3849 .. 4437  =  589 bp
high-copy-number ColE1/pMB1/pBR322/pUC origin of replication
ori
3849 .. 4437  =  589 bp
high-copy-number ColE1/pMB1/pBR322/pUC origin of replication
f1 ori
5467 .. 5922  =  456 bp
f1 bacteriophage origin of replication; arrow indicates direction of (+) strand synthesis
f1 ori
5467 .. 5922  =  456 bp
f1 bacteriophage origin of replication; arrow indicates direction of (+) strand synthesis
rop
3228 .. 3419  =  192 bp
63 amino acids  =  7.2 kDa
Product: Rop protein
rop
3228 .. 3419  =  192 bp
63 amino acids  =  7.2 kDa
Product: Rop protein
lacI promoter
1496 .. 1573  =  78 bp
lacI promoter
1496 .. 1573  =  78 bp
T7 terminator
26 .. 73  =  48 bp
transcription terminator for bacteriophage T7 RNA polymerase
T7 terminator
26 .. 73  =  48 bp
transcription terminator for bacteriophage T7 RNA polymerase
lac operator
1140 .. 1164  =  25 bp
The lac repressor binds to the lac operator to inhibit transcription in E. coli. This inhibition can be relieved by adding lactose or isopropyl-β-D-thiogalactopyranoside (IPTG).
lac operator
1140 .. 1164  =  25 bp
The lac repressor binds to the lac operator to inhibit transcription in E. coli. This inhibition can be relieved by adding lactose or isopropyl-β-D-thiogalactopyranoside (IPTG).
8xHis
150 .. 173  =  24 bp
8 amino acids  =  1.1 kDa
Product: 8xHis affinity tag
8xHis
150 .. 173  =  24 bp
8 amino acids  =  1.1 kDa
Product: 8xHis affinity tag
T7 promoter
1165 .. 1183  =  19 bp
promoter for bacteriophage T7 RNA polymerase
T7 promoter
1165 .. 1183  =  19 bp
promoter for bacteriophage T7 RNA polymerase
RBS
1104 .. 1109  =  6 bp
ribosome binding site
RBS
1104 .. 1109  =  6 bp
ribosome binding site
MCS
174 .. 265  =  92 bp
multiple cloning site
MCS
174 .. 265  =  92 bp
multiple cloning site
ORF:  1096 .. 1824  =  729 bp
ORF:  242 amino acids  =  25.5 kDa
ORF:  2413 .. 2676  =  264 bp
ORF:  87 amino acids  =  8.9 kDa
ORF:  1697 .. 2656  =  960 bp
ORF:  319 amino acids  =  34.1 kDa
ORF:  4559 .. 5374  =  816 bp
ORF:  271 amino acids  =  31.0 kDa
ORF:  3195 .. 3419  =  225 bp
ORF:  74 amino acids  =  8.5 kDa
ORF:  1272 .. 1535  =  264 bp
ORF:  87 amino acids  =  9.5 kDa
ORF:  2439 .. 2690  =  252 bp
ORF:  83 amino acids  =  9.1 kDa
ORF:  2828 .. 3196  =  369 bp
ORF:  122 amino acids  =  14.2 kDa
ORF:  139 .. 1095  =  957 bp
ORF:  318 amino acids  =  35.7 kDa
ORF:  1147 .. 1398  =  252 bp
ORF:  83 amino acids  =  8.6 kDa
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