>sp|Q5E727|URE2_ALIF1 Urease subunit beta OS=Aliivibrio fischeri GN=ureB MIPGELRVNDDLGQIELNVGRTTQTLSVANYGDRPIQVGSHYHFYEVNEALHFDREATKG FRLNIPAGMAIRFEPGQRRTIELVEFAGKREIYGFQAAIMGNVDKHITTTIPDDKEVK