ELISA Recombinant Escherichia coli Lactose operon repressor(lacI)
Quantity: 200µg. Other Quantitys are also available. Please Inquire.
In Stock: No
Lead time: 10-20 working days
Research Topic: Microbiology
Uniprot ID: P03023
Gene Names: lacI
Organism: Escherichia coli (strain K12)
AA Sequence: MKPVTLYDVAEYAGVSYQTVSRVVNQASHVSAKTREKVEAAMAELNYIPNRVAQQLAGKQSLLIGVATSSLALHAPSQIVAAIKSRADQLGASVVVSMVERSGVEACKAAVHNLLAQRVSGLIINYPLDDQDAIAVEAACTNVPALFLDVSDQTPINSIIFSHEDGTRLGVEHLVALGHQQIALLAGPLSSVSARLRLAGWHKYLTRNQIQPIAEREGDWSAMSGFQQTMQmLNEGIVPTAmLVANDQMALGAMRAITESGLRVGADISVVGYDDTEDSSCYIPPLTTIKQDFRLLGQTSVDRLLQLSQGQAVKGNQLLPVSLVKRKTTLAPNTQTASPRALADSLMQLARQVSRLESGQ
Expression Region: 1-360aa
Sequence Info: FµLl Length
Source: E.coli
Tag Info: N-terminal 6xHis-SUMO-tagged
MW: 54.6 kDa
Alternative Name(s):
Relevance: Repressor of the lactose operon. Binds allolactose as an inducer.
Reference: "The solution structure of Lac repressor headpiece 62 complexed to a symmetrical lac operator."Spronk C.A., Bonvin A.M., Radha P.K., Melacini G., Boelens R., Kaptein R.Structure 7:1483-1492(1999)
Purity: Greater than 90% as determined by SDS-PAGE.
Storage Buffer: Tris-based buffer,50% glycerol
Storage: The shelf life is related to many factors, storage state, buffer ingredients, storage temperature and the stability of the protein itself. Generally, the shelf life of liquid form is 6 months at -20℃/-80℃. The shelf life of lyophilized form is 12 months at -20℃/-80℃.
Notes: Repeated freezing and thawing is not recommended. Store working aliquots at 4℃ for up to one week.