>tr|C3T7U2|C3T7U2_ECOLX Vitamin B12 import ATP-binding protein BtuD OS=Escherichia coli GN=btuD
MSIVMQLQDVAESTRLGPLSGEVRAGEILHLVGPNGAGKSTLLARMAGMTSGKGSIQFAG
QPLEAWSATKLALHRAYLSQQQTPPFAMPVWHYLTLHQHDKTRTELLNDVAGALALDDKL
GRSTNQLSGGEWQRVRLAAVVLQITPQANPAGQLLLLDEPMNSLDVAQQSALDKILSALC
QQGLAIVMSSHDLNHTLRHAHRAWLLKGGKMLASGRREDVLTPPNLAQAYGMNFRRLDIE
GHRMLISTI