Conserved Protein Domain Family
Sp38

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pfam07354: Sp38, with user query added  
Zona-pellucida-binding protein (Sp38)
This family contains a number of zona-pellucida-binding proteins that seem to be restricted to mammals. These are sperm proteins that bind to the 90-kDa family of zona pellucida glycoproteins in a calcium-dependent manner. These represent some of the specific molecules that mediate the first steps of gamete interaction, allowing fertilization to occur.
Statistics
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PSSM-Id: 336682
Aligned: 7 rows
Threshold Bit Score: 280.99
Created: 22-Mar-2022
Updated: 17-Oct-2022
Structure
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Aligned Rows:
PubMed ReferencesClick to see Conserved Features Help

Sequence Alignment
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Format: Row Display: Color Bits: Type Selection:

query  177 YHAAPCNSIYNISFEKKLLQILSKLVLDLSCEISLIKSECHRVKMQRAGLQNELFFTFSVA.[12].DHSCE      AS 256
Q6X784 150 FTTRSCIGRYNDVFFRVLKKILDSLISDLSCHVIEPSYKCHSVEIPEHGLIHELFIAFQVN.[12].SVDCE.[ 2].TN 231 human
Q6X782 149 FTTKSCVGRYNDLLFRLLKKILDNLISDLLCHVIEPSYKCHSVKIPERDFVYELFVAFQVN.[12].SMDCE.[ 2].TN 230 Norway rat
Q6PVW7 173 FTAKGCELAANARFVEELKKIMESLISDLTCGVKGPSYRCHSLEAPHRGSPSELFITFQVN.[13].PQDCE.[ 2].TN 255 chicken
Q6Q2W4 148 YHAAPCNSFHNTSFGRALLQILSKLVADLSCEVSLIKSECHHVKMQRGGLQSEMFFKFSVT      CLDTE.[11].KP 226 chicken
Q29108 176 YHAAPCNSIYNISFEKKLLQILSKLVLDLSCEVSLLKSECHRVKMQRAGLQNELFFTFSVS      SLDTE.[12].SS 255 pig

query  257 KRLSKAKNLIERFFIQQVEVLGKRAE     PLPEIYYIEGTLQMVWVNRCFPGYGINVLKHPKCPECCVVCSPGSFNPR 331
Q6X784 232 HNILQARDRIEDFFRSQAYIFYHNFN.[1].TLPAMHFVDHSLQVVRLDSCRPGFGKNERLHSNCASCCVVCSPATFSPD 307 human
Q6X782 231 HNILKARDRIEEFFRSQAYILHHHFN.[1].TVPAMHFVDHSFQVTRIDNCRPGFGKNEGLHSNCASCCVVCSPGTFSPD 306 Norway rat
Q6PVW7 256 RRAQEATERIGEFFRKQTYALKHQFQ     TVPTIHYVEGSFSVTPIDSCRPGFGRNNITHRSCAGCCVVCSPGTYSPD 330 chicken
Q6Q2W4 227 HRLHKAKDLIERFFKREVEIRKKSTE     PLPEIYYIEGTLQMVWVDRCYPGYGINAVRHPDCPECCVICSPRSYNPS 301 chicken
Q29108 256 KRLSKAKNLIERFFNQQVEVLGRRAE     PLPEIYYIEGTLQMVWINRCFPGYGMNILKHPKCPECCVICSPGTYNSR 330 pig

query  332 DGTHCLQCNNSLV     YGAKTC 350
Q6X784 308 VNVTCQTCVSVLT     YGAKSC 326 human
Q6X782 307 MDVTCQTCVSAHV     YGAKAC 325 Norway rat
Q6PVW7 331 SAGSCRVCAGRRT.[2].YGAKSC 351 chicken
Q6Q2W4 302 NGIHCLQCDTSLI     YGATTC 320 chicken
Q29108 331 DGIHCLQCNSSLV     FGAKAC 349 pig
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