>tr|A0A0H3PHZ9|A0A0H3PHZ9_ECO5C Vitamin B12 import ATP-binding protein BtuD OS=Escherichia coli O157:H7 GN=btuD MSIVMQLQDVAESTRLGPLSGEVRAGEILHLVGPNGAGKSTLLARMAGMTSGKGSIQFAG QPLEAWSATKLALHRAYLSQQQTPPFAMPVWHYLTLHQHDKTRTELLNDVAGALALDDKL GRSTNQLSGGEWQRVRLAAVVLQITPQANPAGQLLLLDEPMNSLDVAQQSALDKILSALC QQGLAIVMSSHDLNHTLRHAHRAWLLKGGKMLASGRREDVLTPPNLAQAYGMNFRRLDIE GHRMLISTI