>sp|A2SDJ1|URE2_METPP Urease subunit beta OS=Methylibium petroleiphilum GN=ureB MTPGELLPSDGPDHVLNPDRRTLTLVIENGGDRPIQVGSHYHFAETNGALRFDRAAAHGM RLNIASGTAVRFEPGQQRTVELVDYAGDRTVYGFRGLVQGKL