EFCAB2 GI:221316729 EF-hand calcium binding domain 2 isoform b 1 madekdreei ivaefhkkik eafevfdhes nntvdvreig tiirslgccp 50 51 tegelhdlia eveeeeptgy irfekflpvm teillerkyr pipedvllra 100 101 fevldsakrg fltkdeliky mteedgvslr rpg