pQE-22 载体 (V010799#)

载体名称 pQE-22 载体抗性 Ampicillin
载体长度 3998 bp 载体类型 Qiagen Vectors
载体来源 Qiagen 拷贝数 High copy number

pQE-22 载体载体图谱

pQE-223998 bp60012001800240030003600T5 promoterlac operatorRBSATGDHFR6xHisstop codonslambda t0 terminatorCmRrrnB T1 terminatorbomoriAmpRAmpR promoter

pQE-22 载体载体序列

LOCUS       pQE-22.        3998 bp DNA     circular SYN 01-JAN-1980
DEFINITION  Bacterial vector for expressing DHFR fusion proteins with a 
            C-terminal 6xHis tag. Similar to pQE-16 and pQE-19, but with a 
            different reading frame after the DHFR.
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 3998)
  AUTHORS   Qiagen
  TITLE     Direct Submission
REFERENCE   2  (bases 1 to 3998)
  TITLE     Direct Submission
COMMENT     SGRef: number: 1; type: "Journal Article"
COMMENT     Discontinued pQE vector.
FEATURES             Location/Qualifiers
     source          1..3998
                     /mol_type="other DNA"
                     /organism="synthetic DNA construct"
     promoter        10..54
                     /label=T5 promoter
                     /note="bacteriophage T5 promoter for E. coli RNA
                     polymerase, with embedded lac operator"
     protein_bind    62..78
                     /label=lac repressor encoded by lacI binding site
                     /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)."
     RBS             101..106
                     /note="ribosome binding site"
     CDS             115..117
                     /product="start codon"
                     /label=start codon
     CDS             133..690
                     /note="mouse dihydrofolate reductase"
     CDS             704..721
                     /note="6xHis affinity tag"
     misc_feature    728..738
                     /label=stop codons
                     /note="stop codons"
                     /note="stop codons in all three reading frames"
     terminator      744..838
                     /label=lambda t0 terminator
                     /note="transcription terminator from phage lambda"
     CDS             882..1538
                     /note="chloramphenicol acetyltransferase"
     terminator      1606..1692
                     /label=rrnB T1 terminator
                     /note="transcription terminator T1 from the E. coli rrnB
     misc_feature    1848..1988
                     /note="basis of mobility region from pBR322"
     rep_origin      complement(2174..2762)
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
     CDS             complement(2936..3793)
     promoter        complement(3794..3898)
                     /label=AmpR promoter