Izumo sperm-egg fusion protein 4 (Sperm 22 kDa protein c113)
1_MALLL 6_ CLVCL 11_ TAALA 16_ HGCLH 21_ CHSNF 26_ SKKFS 31_ FYRHH 36_ VNFKS 41_ WWVGD 46_ IPVSG 51_ ALLTD 56_ WSDDT 61_ MKELH 66_ LAIPA 71_ KITRE 76_ KLDQV 81_ ATAVY 86_ QMMDQ 91_ LYQGK 96_ MYFPG 101_ YFPNE 106_ LRNIF 111_ REQVH 116_ LIQNA 121_ IIESR 126_ IDCQH 131_ RCGIF 136_ QYETI 141_ SCNNC 146_ TDSHV 151_ ACFGY 156_ NCESS 161_ AQWKS 166_ AVQGL 171_ LNYIN 176_ NWHKQ 181_ DTSMR 186_ PRSSA 191_ FSWPG 196_ THRAT 201_ PAFLV 206_ SPALR 211_ CLEPP 216_ HLANL 221_ TLEDA 226_AECLK
