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leuO

Gene
leuO
Protein
HTH-type transcriptional regulator LeuO
Organism
Escherichia coli (strain K12)
Length
314 amino acids
Function
A global transcription factor. Activates transcription of the 9 following operons; yjjQ-bglJ, yjjP, acrEF, ybdO, yjcRQP, casABCDE12, rhsD-ybbC, fepE and gltF, in most cases it probably interferes with silencing by H-NS and activates transcription. Represses transcription of the 3 following operons; uxaCA, sdaCB and btsT. H-NS repression of the bgl operon, leading to the ability to metabolize some beta-glucosides. It also directly activates the bgl operon. Activation is H-NS and BglJ-RcsB independent.
Similarity
Belongs to the LysR transcriptional regulatory family.
Mass
35.695 kDa
Sequence
MPEVQTDHPETAELSKPQLRMVDLNLLTVFDAVMQEQNITRAAHVLGMSQPAVSNAVARLKVMFNDELFVRYGRGIQPTARAFQLFGSVRQALQLVQNELPGSGFEPASSERVFHLCVCSPLDSILTSQIYNHIEQIAPNIHVMFKSSLNQNTEHQLRYQETEFVISYEDFHRPEFTSVPLFKDEMVLVASKNHPTIKGPLLKHDVYNEQHAAVSLDRFASFSQPWYDTVDKQASIAYQGMAMMSVLSVVSQTHLVAIAPRWLAEEFAESLELQVLPLPLKQNSRTCYLSWHEAAGRDKGHQWMEEQLVSICKR

Gene
leuO
Protein
Probable HTH-type transcriptional regulator LeuO
Organism
Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720)
Length
314 amino acids
Similarity
Belongs to the LysR transcriptional regulatory family.
Mass
35.716 kDa
Sequence
MPEVKTEKPHLLDMGKPQLRMVDLNLLTVFDAVMQEQNITRAAHTLGMSQPAVSNAVARLKVMFNDELFVRYGRGIQPTARAFQLFGSVRQALQLVQNELPGSGFEPTSSERVFNLCVCSPLDNILTSQIYNRVEKIAPNIHVVFKASLNQNTEHQLRYQETEFVISYEEFRRPEFTSVPLFKDEMVLVASRKHPRISGPLLEGDVYNEQHAVVSLDRYASFSQPWYDTPDKQSSVAYQGMALISVLNVVSQTHLVAIAPRWLAEEFAESLDLQILPLPLKLNSRTCYLSWHEAAGRDKGHQWMEDLLVSVCKR