>sp|B7US48|BTUD_ECO27 Vitamin B12 import ATP-binding protein BtuD OS=Escherichia coli O127:H6 GN=btuD
MSIVMQLQDVAESTRLGPLSGEVRAGEILHLVGPNGAGKSTLLARMAGMTSGKGSIQFAG
QPLEAWSATKLALHRAYLSQQQTPPFAMPVWHYLTLHQHDKTRTELLNDVAGALALDDKL
GRSTNQLSGGEWQRVRLAAVVLQITPQANPAGQLLLLDEPMNSLDVAQQSALDKILSALC
QQGLAIVMSSHDLNHTLRHAHRAWLLKGGKMLASGRREEVLTPANLAQAYGMNFRRLDIE
GHRMLISTI