Protein
HTH-type transcriptional regulator BetI 2
Organism
Chromohalobacter salexigens (strain DSM 3043 / ATCC BAA-138 / NCIMB 13768)
Function
Repressor involved in the biosynthesis of the osmoprotectant glycine betaine. It represses transcription of the choline transporter BetT and the genes of BetAB involved in the synthesis of glycine betaine (By similarity).
Sequence
MPKVGMEPIRRQQLIKATMAAIDEVGLAEATVMRIARHAGVSAGIISHYFGGKDGLLEATMRQILTDLSDAVAARRHALEDDSPRAHIGAIIEGNFDRTQVTGPAAKTWLAFWASSMHKPVLQRLQYVNDRRLYANLCHQFQRVMPKADARNAARGLAAMIDGLWLRGALTPEGLDAAEARYLAHTYLDQLLTHYGCYQDASTADFK