(1) ACACA -> ACAC*:Mg_super_2+_endsuper_:biotin (2) ACACA - AMP:PRKAA*|T172_pho:PRKAB*:PRKAG* -> ACACA|S79_pho (3) ACACA -> ACACA|S1263_pho (4) ACACA|S1263_pho -> ACACA