>tr|A0AAN1E5P6|A0AAN1E5P6_ECO57 Vitamin B12-binding protein OS=Escherichia coli O157:H7 GN=btuF MAKSLFRALVALSFLAPLWLNAAPRVITLSPANTELAFAAGITPVGVSSYSDYPPQAQKI EQVSTWQGMNLERIVALKPDLVIAWRGGNAERQVDQLASLGIKVMWVDATNIEQIANALR QLAPWSPQPDKAEQAAQSLLDQYAQLKAQYADKPKKRVFLQFGINPPFTSGKESIQNQVL EVCGGENIFKDSRVPWPQVSREQVLARSPQAIVITGGPDQIPKIKQYWGEQLKIPVIPLT SDWFERASPRIILAAQQLCNALSQVD