SMCP GI:25121989 sperm mitochondria-associated cysteine-rich protein 1 mcdqtkhskc cpakgnqccp pqqnqccqsk gnqccppkqn qccqpkgsqc 50 51 cppkhnhccq pkppcciqar ccgletkpev splnmesepn spqtqdkgcq 100 101 tqqqphspqn esrpsk