SUN domain-containing protein 5 (Sad1 and UNC84 domain-containing protein 5) (Sperm-associated antigen 4-like protein) (Testis and spermatogenesis-related gene 4 protein)
1_MPRSS 6_ RSPGD 11_ PGALL 16_ EDVAH 21_ NPRPR 26_ RIAQR 31_ GRNTS 36_ RMAED 41_ TSPNM 46_ NDNIL 51_ LPVRN 56_ NDQAL 61_ GLTQC 66_ MLGCV 71_ SWFTC 76_ FACSL 81_ RTQAQ 86_ QVLFN 91_ TCRCK 96_ LLCQK 101_ LMEKT 106_ GILLL 111_ CAFGF 116_ WMFSI 121_ HLPSK 126_ MKVWQ 131_ DDSIN 136_ GPLQS 141_ LRLYQ 146_ EKVRH 151_ HSGEI 156_ QDLRG 161_ SMNQL 166_ IAKLQ 171_ EMEAM 176_ SDEQK 181_ MAQKI 186_ MKMIH 191_ GDYIE 196_ KPDFA 201_ LKSIG 206_ ASIDF 211_ EHTSV 216_ TYNHE 221_ KAHSY 226_ WNWIQ 231_ LWNYA 236_ QPPDV 241_ ILEPN 246_ VTPGN 251_ CWAFE 256_ GDRGQ 261_ VTIQL 266_ AQKVY 271_ LSNLT 276_ LQHIP 281_ KTISL 286_ SGSLD 291_ TAPKD 296_ FVIYG 301_ MEGSP 306_ KEEVF 311_ LGAFQ 316_ FQPEN 321_ IIQMF 326_ PLQNQ 331_ PARAF 336_ SAVKV 341_ KISSN 346_ WGNPG 351_ FTCLY 356_ RVRVH 361_ GSVAP 366_ PREQP 371_HQNPY
1: Plays an essential role in anchoring sperm head to the tail. Is responsible for the attachment of the coupling apparatus to the sperm nuclear envelope