>AF_AFB7MAS0F1_1|Chain A|Vitamin B12 import ATP-binding protein BtuD|Escherichia coli O45:K1 (strain S88 / ExPEC) (585035) MSIVMQLQDVAESTRLGPLSGEVRAGEILHLVGPNGAGKSTLLARMAGMTSGKGSIQFAGQPLEAWSATKLALHRAYLSQQQTPPFAMPVWHYLTLHQHDKTRTELLNDVAGALALDDKLGRSTNQLSGGEWQRVRLAAVVLQITPQANPAGQLLLLDEPMNSLDVAQQSALDKILSALCQQGLAIVMSSHDLNHTLRHAHRAWLLKGGKMLASGRREEVLTPANLAQAYGMNFRRLDIEGHRMLISTI