>sp|Q9KSL1|BTUD_VIBCH Vitamin B12 import ATP-binding protein BtuD OS=Vibrio cholerae serotype O1 GN=btuD MIRVNSLQVDSRLLPLSLQANAGEVWHVIGPNGCGKSTLLAALAGMIPFSGSVQVDGLDV SQASLSELARHRAYLAQNNKPSFQLHVFQYLALSVPANVALECSEVASEIDQISRLLNID DKLHRSIHQLSGGEWQRVRLAGSCLQVSPVLNPSARLLIWDEPAAPLDIAQESLLYRLIE RMAGQGLTVIMANHDLNRTLRHADQVLLLSRGVLYRAGSAKEVLTQEVLQSVFGTSIRRV ELEGHPHLLFD