Basic Vector Information
- Vector Name:
- pTAG2K
- Antibiotic Resistance:
- Kanamycin
- Length:
- 6688 bp
- Type:
- Fusion protein expression vector
- Replication origin:
- ori
- Source/Author:
- Keefe AD, Szostak JW.
pTAG2K vector Map
pTAG2K vector Sequence
LOCUS 40924_42539 6688 bp DNA circular SYN 18-DEC-2018
DEFINITION Fusion protein expression vector pTAG2K, complete sequence.
ACCESSION .
VERSION .
KEYWORDS .
SOURCE synthetic DNA construct
ORGANISM synthetic DNA construct
REFERENCE 1 (bases 1 to 6688)
AUTHORS Keefe AD, Szostak JW.
TITLE Functional proteins from a random-sequence library
JOURNAL Nature 410 (6829), 715-718 (2001)
PUBMED 11287961
REFERENCE 2 (bases 1 to 6688)
AUTHORS Keefe AD, Wilson DS, Seelig B, Szostak JW.
TITLE One-step purification of recombinant proteins using a
nanomolar-affinity streptavidin-binding peptide, the SBP-Tag
JOURNAL Protein Expr. Purif. 23 (3), 440-446 (2001)
PUBMED 11722181
REFERENCE 3 (bases 1 to 6688)
AUTHORS Keefe AD, Wilson DS, Seelig B, Szostak JW.
TITLE Direct Submission
JOURNAL Submitted (27-APR-2001) Genetics, Harvard Medical School,
Massachusetts General Hospital, Boston, MA 02114, USA
REFERENCE 4 (bases 1 to 6688)
TITLE Direct Submission
REFERENCE 5 (bases 1 to 6688)
AUTHORS .
TITLE Direct Submission
COMMENT SGRef: number: 1; type: "Journal Article"; journalName: "Nature";
date: "2001"; volume: "410"; issue: "6829"; pages: "715-718"
COMMENT SGRef: number: 2; type: "Journal Article"; journalName: "Protein
Expr. Purif."; date: "2001"; volume: "23"; issue: "3"; pages:
"440-446"
COMMENT SGRef: number: 3; type: "Journal Article"; journalName: "Submitted
(27-APR-2001) Genetics, Harvard Medical School, Massachusetts
General Hospital, Boston, MA 02114, USA"
COMMENT SGRef: number: 4; type: "Journal Article"
FEATURES Location/Qualifiers
source 1..6688
/mol_type="other DNA"
/organism="synthetic DNA construct"
terminator complement(26..73)
/label=T7 terminator
/note="transcription terminator for bacteriophage T7 RNA
polymerase"
CDS complement(140..157)
/codon_start=1
/label=6xHis
/note="6xHis affinity tag"
/translation="HHHHHH"
CDS complement(323..340)
/codon_start=1
/label=thrombin site
/note="thrombin recognition and cleavage site"
/translation="LVPRGS"
CDS complement(347..364)
/codon_start=1
/label=6xHis
/note="6xHis affinity tag"
/translation="HHHHHH"
CDS complement(374..487)
/codon_start=1
/label=SBP
/note="streptavidin-binding peptide"
/translation="MDEKTTGWRGGHVVEGLAGELEQLRARLEHHPQGQREP"
CDS complement(518..1618)
/codon_start=1
/label=MBP
/note="maltose binding protein from E. coli"
/translation="MGIEEGKLVIWINGDKGYNGLAEVGKKFEKDTGIKVTVEHPDKLE
EKFPQVAATGDGPDIIFWAHDRFGGYAQSGLLAEITPDKAFQDKLYPFTWDAVRYNGKL
IAYPIAVEALSLIYNKDLLPNPPKTWEEIPALDKELKAKGKSALMFNLQEPYFTWPLIA
ADGGYAFKYENGKYDIKDVGVDNAGAKAGLTFLVDLIKNKHMNADTDYSIAEAAFNKGE
TAMTINGPWAWSNIDTSKVNYGVTVLPTFKGQPSKPFVGVLSAGINAASPNKELAKEFL
ENYLLTDEGLEAVNKDKPLGAVALKSYEEELAKDPRIAATMENAQKGEIMPNIPQMSAF
WYAVRTAVINAASGRQTVDEALKDAQT"
RBS complement(1625..1647)
/label=RBS
/note="efficient ribosome binding site from bacteriophage
T7 gene 10 (Olins and Rangwala, 1989)"
protein_bind complement(1662..1686)
/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(1687..1705)
/label=T7 promoter
/note="promoter for bacteriophage T7 RNA polymerase"
promoter 2014..2091
/label=lacI promoter
CDS 2092..3171
/codon_start=1
/label=lacI
/note="lac repressor"
/translation="VKPVTLYDVAEYAGVSYQTVSRVVNQASHVSAKTREKVEAAMAEL
NYIPNRVAQQLAGKQSLLIGVATSSLALHAPSQIVAAIKSRADQLGASVVVSMVERSGV
EACKAAVHNLLAQRVSGLIINYPLDDQDAIAVEAACTNVPALFLDVSDQTPINSIIFSH
EDGTRLGVEHLVALGHQQIALLAGPLSSVSARLRLAGWHKYLTRNQIQPIAEREGDWSA
MSGFQQTMQMLNEGIVPTAMLVANDQMALGAMRAITESGLRVGADISVVGYDDTEDSSC
YIPPLTTIKQDFRLLGQTSVDRLLQLSQGQAVKGNQLLPVSLVKRKTTLAPNTQTASPR
ALADSLMQLARQVSRLESGQ"
protein_bind 3187..3208
/label=CAP binding site
/note="CAP binding activates transcription in the presence
of cAMP."
CDS 3983..4171
/codon_start=1
/label=rop
/note="Rop protein, which maintains plasmids at low copy
number"
/translation="VTKQEKTALNMARFIRSQTLTLLEKLNELDADEQADICESLHDHA
DELYRSCLARFGDDGENL"
misc_feature 4276..4418
/label=bom
/note="basis of mobility region from pBR322"
rep_origin complement(4604..5192)
/direction=LEFT
/label=ori
/note="high-copy-number ColE1/pMB1/pBR322/pUC origin of
replication"
CDS 5314..6126
/codon_start=1
/label=KanR
/note="aminoglycoside phosphotransferase"
/translation="MSHIQRETSCSRPRLNSNMDADLYGYKWARDNVGQSGATIYRLYG
KPDAPELFLKHGKGSVANDVTDEMVRLNWLTEFMPLPTIKHFIRTPDDAWLLTTAIPGK
TAFQVLEEYPDSGENIVDALAVFLRRLHSIPVCNCPFNSDRVFRLAQAQSRMNNGLVDA
SDFDDERNGWPVEQVWKEMHKLLPFSPDSVVTHGDFSLDNLIFDEGKLIGCIDVGRVGI
ADRYQDLAILWNCLGEFSPSLQKRLFQKYGIDNPDMNKLQFHLMLDEFF"
rep_origin complement(6222..6677)
/direction=LEFT
/label=f1 ori
/note="f1 bacteriophage origin of replication; arrow
indicates direction of (+) strand synthesis"
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