>sp|A3DGF9|URE2_ACET2 Urease subunit beta OS=Acetivibrio thermocellus (strain ATCC 27405 / DSM 1237 / JCM 9322 / NBRC 103400 / NCIMB 10682 / NRRL B-4536 / VPI 7372) OX=203119 GN=ureB PE=3 SV=1 MIPGEYIIKNEFITLNDGRRTLNIKVSNTGDRPVQVGSHYHFFEVNRYLEFDRKSAFGMR LDIPSGTAVRFEPGEEKTVQLVEIGGSREIYGLNDLTCGPLDREDLSNVFKKAKELGFKG VE