. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . "at2a2_human"^^ . "ATP2A2"^^ . "Endoplasmic reticulum class 1/2 Ca(2+) ATPase"^^ . "Calcium pump 2"^^ . "Calcium-transporting ATPase sarcoplasmic reticulum type, slow twitch skeletal muscle isoform"^^ . "ATP2B"^^ . . "Sarcoplasmic/endoplasmic reticulum calcium ATPase 2"^^ .