>sp|Q2YM57|APT_BRUA2 Adenine phosphoribosyltransferase OS=Brucella abortus GN=apt MESGFKVTLKDAIRTIPDYPKPGVQFRDVTTLMGNAQAFRRAVDELVYPYAGNRIDKVAG IEARGFILGGAIAHQLSAGFVPIRKKGKLPRDTVRIAYSLEYGVDEMEMHRDAIEKGERV VLVDDLIATGGTAEAAAKLLLQMGAEIVAACFIIDLPDLGGRKKLEALGLPVRTLVAFEG D