(1) BID -> BID|unk (2) BID|pho -> BID|unk (3) BID|unk - CAPN1:Ca_super_2+_endsuper_ - CAPN2:Ca_super_2+_endsuper_ - CTS* -> tBID (4) BID|unk+HSP90B1 -> BID|unk:HSP90B1