Swiprosin-1 May regulate B-cell receptor (BCR)-induced immature and primary B-cell apoptosis (By similarity). Plays a role as negative regulator of the canonical NF-kappa-B-activating branch (By similarity). Controls spontaneous apoptosis through the regulation of BCL2L1 abundance (By similarity). EFHD2 SWS1 EF-hand domain-containing protein D2 242 EFHD2_BOVIN MATDELASKLSRRLQMEGEGGGEAPEQPGLNGAAAAAAAAGAPDETAEALGSADEELSAKLLRRADLNQGIGEPQSPSRRVFNPYTEFKEFSRKQIKDMEKMFKEYDAGRDGFIDLMELKLMMEKLGAPQTHLGLKNMIKEVDEDFDSKLSFREFLLIFRKAAAGELQEDSGLHVLARLSEIDVSTEGVKGAKSFFEAKVQAMNVSSRFEEEIKAEQEERKKQAEEMKQRKAAFKELQSTFK