>sp|Q8XAG2|URE3_ECO57 Urease subunit gamma OS=Escherichia coli O157:H7 GN=ureA1 MELTPREKDKLLLFTAALLAERRLARGLKLNYPESVALISAFIMEGARDGKSVAALMEEG RHVLSREQVMEGIPEMIPDIQVEATFPDGSKLVTVHNPII