3.1.1.55 monomer 1 * 35000, both isozymes, SDS-PAGE 646021 3.1.1.55 monomer 1 * 57100, SDS-PAGE 170989 3.1.1.55 additional information type I PAF acetylhydrolase is a trimer of a noncatalytic 45 kDa protein subunit associated with two catalytic subunits, PAFAH1B3 and PAFAH1B2 as homo- or heterodimers 715638 3.1.1.55 trimer 1 * 45000, noncatalytic subunit, + 1 * 29000, subunit alpha1 or PAFAH1B3, + 1 * 30000, subunit alpha2 or PAFAH1B2, SDS-PAGE 715638