>sp|A4WEJ4|URE2_ENT38 Urease subunit beta OS=Enterobacter sp. (strain 638) OX=399742 GN=ureB PE=3 SV=1 MIPGEYQIKSGQIAINTGRETKSTIVENHGDRPIQVGSHYHFYEVNPALKFDREATKGYR LNIPAGTAVRFEPGQKREVTLVLVAGAQRIFGFRGDVMGDLEIKNG