Conserved Protein Domain Family
Spem1

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pfam15670: Spem1 
Spermatid maturation protein 1
Spem1 is a family of mammalian proteins. Proteins are exclusively expressed in the cytoplasm of the last three steps of spermiogenesis in the mouse testis, and male mice deficient in Spem1 are completely infertile because of deformed sperm.
Statistics
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PSSM-Id: 495257
Aligned: 10 rows
Threshold Bit Score: 387.636
Created: 17-Feb-2025
Updated: 28-Apr-2025
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:
Q68FV4         1 MENQLWQSTLGCCSQYQESPQDAENILFLLLGLIILVNISINVTTVIWHGLQNAIDKMFSRMHQKTAEvQVTECPPKEPQ 80   Norway rat
XP_002718851   1 MENQLWHDNLGCYSECQASPQDAEEILFVLLGLIILVNISINVTTAMWQGLQNILDRMISCIIPKDEV-QPSESPPKDPP 79  
XP_004857472   1 MENQLWHDTLGFCSQYQERPQDAEDILFLLLGLIILVNISINMATVMWNGLQNALDKMIYWINQKNEV-QASECSSKYPP 79  
XP_003466222   1 MENQPWRDTLGCCSQHQENPQDPEDILFLLLGLIILVNISINMATVMWHGLQNALDKTIYWINQKSEV-WASDCSAKDPP 79  
EGV93900       1 MENHLWQGTLGGCNQYQESPQDPEDILFLLLGLIILVHISINVTTVMWHGLQNALDKMICWMNQKTNEvQATERPPKEPT 80  
1_pfamImport   1 MEDQLWYDTLGCCNQYQESPQDTEDFLLLLLGLIILVNIGINMATVMWHRFQNALDKMICWINQKNDAfQACQNSPRDPC 80  
XP_011287164   1 MENQLYYDSLGSCSPYQEAPQGANDLLLLLLGLVILVNIGINVVTAMWHGLQNALDKMIHWIHLKNEIlQASEGSPKDAP 80  
ELK03808       1 MENQLWYNTLGCCNQYQESPQDAEDFLLLLLGLIILVNIGINVVTVMWHGLQNALDKMINWINQKEENsQACESSPKDAP 80  
Q0P670         1 MENQLWHNTVRCCNQYQESPHDAEDILLLLLGLIVLVNIGINVATMMWHGLQNALDKMIDWATQKNEI-QASESPPSGPP 79   human
XP_003791318   1 MENQLWHNSVGCCSQYQESPQDAEDILFLLLGLIILVNIGINMATVMWHGLQNALDKMMDCTNQKKDI-QAYESSPKSLP 79  
Q68FV4        81 pANVQDVHIHCVLDPVQVKMAQPTQCSSSSTHYFRKHSNDR-----------RSRRRYCYPRGSlqirqsnqqqSCHSRQ 149  Norway rat
XP_002718851  80 -AKPQDVHIHCTLDPVKVKMTQPIHYSSSSCHRFHNRRNSRnr-------tnSRGRRRSRRQGM----------PLCSHQ 141 
XP_004857472  80 -AKAQDVHVHCILDPVQAKMARPTRYSSSSSHYLLNGHSRR-----------RCRRRFHHHY----------------RQ 131 
XP_003466222  80 -AKAQDIHVHCTLDPVQVKMAPPTHSSASSGQYPFNCHRRR-----------R-------------------------YQ 122 
EGV93900      81 -ANVQDVHIHCILDPVQVKMAQPTPCSSSSYHYLRKPYGSRr----------RRRRRWSRYQQGshnr--ypqgRR-SHQ 146 
1_pfamImport  81 qAPARDIHIHCTLDPVEVKMAQSTCYSSSS-------------------------------------------------Q 111 
XP_011287164  81 -AKTQDVHIHCALDPVEVKMARPTCHRSSSYRCLRSPRCSC-----------RRHRRCSHRRGRhpg-----hhRPCSHQ 143 
ELK03808      81 -AKAQDVHIHCTLDPVEVKMARPTCCYSSSYHHLHNRSRR------------RHRNRHHRHP--------------CSHQ 133 
Q0P670        80 -DKAQDVHIHCILDPVQVKMSRPTQYSSFSCHHFSNHHSSSllr------cvRRRRRRHRRCRR----------RCCNHQ 142  human
XP_003791318  80 -AKAKDMQIHCILDPVQVKMTRPTQYSSSSCHHPCKHRHSRrrsrsrsrcgsRSRSRIHHR-RY----------RRCRPQ 147 
Q68FV4       150 QRLRNNRQFSHGYPPFRKQRQSHKASQTRPMPFFDLEDRDSLL--EDDQSCPHPKQP-RRSRGGLYKPVRL-ASNAGLWG 225  Norway rat
XP_002718851 142 QRPQNPRRFPRGRPVFRNQHHGYKVPKLRPKPFFDLEDRDSCLeeEEDLSFPHSKYP-RRGWGGFYPRMALpPSSVGLWG 220 
XP_004857472 132 QKPQNHKQFPKGCPIFHNQPYGYKTSQPQPVPFFDLEDRDPYLeeLEDPSSPILKYP-HRCKGGVYQQMDV-PSIVGLWG 209 
XP_003466222 123 PRPRNHKQFPRGFRIGHNQPYGCKTLKPRPVPFYDLEDQDPYVeeLEDSPFPVLKYPhHRGRGGLYQRKDV-PSIVGLWG 201 
EGV93900     147 QRFRNNRQFPHRYQLFRKQPQRYNTSQPRPLPYCDLEDQDPPL--DDDQSCP------HRSWGGFYKPTSM-ASNVGLWG 217 
1_pfamImport 112 QRPKNHRQFRHGCPVFRGLRGSHKMSHLRPMPSLDREDQDSYLedEDGLSFPQPKYP-HGGWGGLYPRLGL-PSNLGLWG 189 
XP_011287164 144 WGLRNHRHFPPNRSVFHSHCHNRKMSQLRPVPSFDEDNLDSCLe-EDDLSFPHPKYP-RRGCGGLYQPVGL-PSNLGLWG 220 
ELK03808     134 KSPKNHKQFSNNHSVFHSPHHCHKMSQLRTMPSFDLEDLDSFLkeEDDLSFPHPKYP-RGYRGGLYQQMGL-PSNMGLWG 211 
Q0P670       143 QRPQNYRQIPHSHSVFRNPHRSQKMSQLHRVPFFDQEDPDSYLeeEDNLPFPYPKYP-RRGWGGFYQRAGL-PSNVGLWG 220  human
XP_003791318 148 QRTQNRRRFSHGRSGFCNQHHSHKMSQPRPMSYLDGEDQDPYLeeEDDMAFPYPKYP-RGGWGGLYPRMGL-PSNVGLWG 225 
Q68FV4       226 RQGGILASLPLPSLYLSPEMRRLPKRVEAKSELRLQGF 263  Norway rat
XP_002718851 221 RQGGILASLPPPSLYLSPELRRLPKRVEAKSELRLQSY 258 
XP_004857472 210 HQGRNLASLPPPSLYSSPELRRLPKRVEAKSELRLQSY 247 
XP_003466222 202 RQGGILASLPPPSLYLSPELRRLPRRVQARSELRLQAY 239 
EGV93900     218 RKGGILASLPLPSIYLSPELRRLPKRVEAKSELRLQAF 255 
1_pfamImport 190 RQGGILASLPPPSLYMSPELRRMPKRVEAKSELRMQSY 227 
XP_011287164 221 RQGGILASLPPPSLYLSPELRRMPKRVEAKSELRLQSY 258 
ELK03808     212 RQGGILASLPPPSLYLSPELRRMPKRVEAKSELRLQSY 249 
Q0P670       221 HQGGILASLPPPSLYLSPELRCMPKRVEARSELRLQSY 258  human
XP_003791318 226 RRGGILASLPPPSLYLSPELRRMPKRVEAKSELRLQSY 263 
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