>sp|Q8TRF7|HACB2_METAC Methanogen homoaconitase small subunit 2 OS=Methanosarcina acetivorans GN=hacB2 MANPIVGRVWKFGDDINTDAIIPGKYLRTRDMQIFGTHAMEGIDPEFTKKAKPGDIIVAG TNFGCGSSREQAPLALKHSGIACIVAKSFARIFFRNAINIGLPLMEADVECQEGDEIKVD LFKGEVLVPEKGIFKGNKLPDFLLDILNDGGLVAHRKKVKGEHK