Incidental Mutation 'RF017:Spaca1'
ID 603609
Institutional Source Beutler Lab
Gene Symbol Spaca1
Ensembl Gene ENSMUSG00000028264
Gene Name sperm acrosome associated 1
Synonyms 1700124L11Rik, 4930540L03Rik
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # RF017 (G1)
Quality Score 217.982
Status Not validated
Chromosome 4
Chromosomal Location 34024872-34050067 bp(-) (GRCm39)
Type of Mutation small insertion (2 aa in frame mutation)
DNA Base Change (assembly) CTCGC to CTCGCTGTCGC at 34049853 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change
Ref Sequence ENSEMBL: ENSMUSP00000081785 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000029927] [ENSMUST00000084734]
AlphaFold Q9DA48
Predicted Effect probably benign
Transcript: ENSMUST00000029927
SMART Domains Protein: ENSMUSP00000029927
Gene: ENSMUSG00000028264

DomainStartEndE-ValueType
signal peptide 1 28 N/A INTRINSIC
low complexity region 46 79 N/A INTRINSIC
transmembrane domain 228 250 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000084734
SMART Domains Protein: ENSMUSP00000081785
Gene: ENSMUSG00000028264

DomainStartEndE-ValueType
signal peptide 1 28 N/A INTRINSIC
low complexity region 46 79 N/A INTRINSIC
transmembrane domain 228 250 N/A INTRINSIC
Coding Region Coverage
  • 1x: 99.8%
  • 3x: 99.7%
  • 10x: 99.3%
  • 20x: 98.5%
Validation Efficiency 100% (29/29)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The correlation of anti-sperm antibodies with cases of unexplained infertility implicates a role for these antibodies in blocking fertilization. Improved diagnosis and treatment of immunologic infertility, as well as identification of proteins for targeted contraception, are dependent on the identification and characterization of relevant sperm antigens. The protein expressed by this gene is recognized by anti-sperm antibodies from infertile males. Furthermore, antibodies generated against the recombinant protein block in vitro fertilization. This protein localizes to the acrosomal membrane of spermatids and mature spermatozoa where it is thought to play a role in acrosomal morphogenesis and in sperm-egg binding and fusion, respectively. [provided by RefSeq, Jul 2008]
PHENOTYPE: Homozygous null male mice are infertile and display globozoospermia and asthenozoospermia. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 47 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Ahdc1 ACCACC ACCACCACC 4: 132,790,062 (GRCm39) probably benign Het
Ankhd1 GGCGGC GGCGGCCGCGGC 18: 36,693,962 (GRCm39) probably benign Het
Anks1b G A 10: 89,869,087 (GRCm39) G49D probably damaging Het
AY358078 T TAGGATAATGA 14: 52,043,050 (GRCm39) probably null Het
Ccdc170 CCA CCAGCA 10: 4,511,024 (GRCm39) probably benign Het
Cfap251 AAGAGGAGGAAGAGGAGGGGGAGAAGGAG AAGAGGAGGAAGAGGAGGGGGAGAAGGAGGAAAAGGAGAAAGAGGAGGAAGAGGAGGGGGAGAAGGAG 5: 123,391,953 (GRCm39) probably benign Het
Cntrl C A 2: 35,065,201 (GRCm39) D2168E probably damaging Het
Dab1 C A 4: 104,570,849 (GRCm39) R195S probably benign Het
Dnmt1 AGCACAGTTCCTACCTCGTT AGCACAGTTCCTACCTCGTTTTGGGGGCGGCGCACAGTTCCTACCTCGTT 9: 20,821,422 (GRCm39) probably null Het
Elp6 A T 9: 110,148,777 (GRCm39) H222L probably damaging Het
Entpd2 CTT CTTT 2: 25,290,907 (GRCm39) probably null Het
Fgf22 A G 10: 79,592,680 (GRCm39) H125R probably benign Het
Galnt18 G A 7: 111,198,221 (GRCm39) R180C probably damaging Het
Garin5a GTCTGAGGGAGGA GTCTGAGGGAGGAAGGCTGGATCCTGGATACCTGGATCTGAGGGAGGA 7: 44,149,949 (GRCm39) probably null Het
Garin5a GGGAGGA GGGAGGAAGGCTGGATCCTGGATACCTGGGTCTGATGGAGGA 7: 44,149,955 (GRCm39) probably null Het
Gm8369 GTGTGTGTGTGTGTGTGTGTGTGTGTGTGTGTGTGTGTGTGTG GTGTGTGTGTGTGTGTGTGTGTGTGTGTGTGTGTGTGTGTGTGTGTG 19: 11,489,106 (GRCm39) probably null Het
Gpsm1 C A 2: 26,214,884 (GRCm39) H288Q probably damaging Het
Ipo7 A G 7: 109,648,001 (GRCm39) I628V probably benign Het
Irag2 GCACATTG GCACATTGATCACATTG 6: 145,119,510 (GRCm39) probably benign Het
Itpkb C T 1: 180,160,887 (GRCm39) R338W probably damaging Het
Krtap28-10 CACAGC CACAGCAACAGC 1: 83,019,859 (GRCm39) probably benign Het
Krtap28-10 CCACCACAGCCACAG CCACCACAGCCACAGTCACCACAGCCACAG 1: 83,019,987 (GRCm39) probably benign Het
Krtap4-2 CAGCAGGGGCGGCA C 11: 99,525,543 (GRCm39) probably null Het
Krtap4-9 TGCTGTGTGTCCAGCTGCTGCAG TGCTGTGTGTCCAGCTGCTGCAGGCCCAGCGGCTGTGTGTCCAGCTGCTGCAG 11: 99,676,225 (GRCm39) probably benign Het
Larp4b G T 13: 9,173,946 (GRCm39) G30V probably benign Het
Map1a CTCCAGCTCCA CTCCAGCTCCAGCTCCAGCTCCAGCTCCAGGTCCAGCTCCA 2: 121,136,789 (GRCm39) probably benign Het
Mccc2 A C 13: 100,136,796 (GRCm39) V53G probably damaging Het
Meiosin T C 7: 18,836,354 (GRCm39) N291S unknown Het
Mug1 T A 6: 121,861,533 (GRCm39) Y1332N probably damaging Het
Nalf2 GCCGCC GCCGCCACCGCC X: 98,864,971 (GRCm39) probably benign Het
Ndnf A G 6: 65,681,313 (GRCm39) T531A probably damaging Het
Ntsr2 T G 12: 16,709,766 (GRCm39) V349G probably damaging Het
Or2g25 A T 17: 37,970,672 (GRCm39) I184N probably damaging Het
P2ry14 A T 3: 59,022,467 (GRCm39) I331N probably benign Het
Pcdha11 T C 18: 37,138,577 (GRCm39) S69P possibly damaging Het
Ptp4a2 A G 4: 129,733,237 (GRCm39) probably benign Het
Ptpn13 A G 5: 103,741,446 (GRCm39) D2353G probably benign Het
Rasa2 GCC GCCCCC 9: 96,513,521 (GRCm39) probably benign Het
Raver2 A T 4: 100,960,195 (GRCm39) D225V probably damaging Het
Rph3a A T 5: 121,100,562 (GRCm39) probably null Het
Sin3a T A 9: 57,034,610 (GRCm39) V1261E possibly damaging Het
Slc12a9 T A 5: 137,323,812 (GRCm39) I368F probably damaging Het
Spata31h1 AA AACTGTCA 10: 82,126,826 (GRCm39) probably benign Het
Strn C CCGTGCTCCCTTACCCCAGTCCGTGCTCCCTTACCCCAGTG 17: 78,984,717 (GRCm39) probably null Het
Ush2a A C 1: 187,995,666 (GRCm39) T146P probably damaging Het
Usp37 A G 1: 74,509,849 (GRCm39) L440P probably damaging Het
Xpnpep1 T A 19: 53,020,491 (GRCm39) I24L probably benign Het
Other mutations in Spaca1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00505:Spaca1 APN 4 34,029,077 (GRCm39) missense probably damaging 0.99
IGL01871:Spaca1 APN 4 34,040,894 (GRCm39) missense probably damaging 0.98
F5770:Spaca1 UTSW 4 34,039,311 (GRCm39) missense probably damaging 0.99
FR4342:Spaca1 UTSW 4 34,049,838 (GRCm39) small insertion probably benign
FR4548:Spaca1 UTSW 4 34,049,856 (GRCm39) small insertion probably benign
FR4737:Spaca1 UTSW 4 34,049,836 (GRCm39) small insertion probably benign
FR4976:Spaca1 UTSW 4 34,049,849 (GRCm39) small insertion probably benign
FR4976:Spaca1 UTSW 4 34,049,844 (GRCm39) small insertion probably benign
R0377:Spaca1 UTSW 4 34,044,267 (GRCm39) splice site probably null
R1861:Spaca1 UTSW 4 34,044,206 (GRCm39) missense probably damaging 0.99
R3105:Spaca1 UTSW 4 34,028,468 (GRCm39) missense probably damaging 1.00
R4930:Spaca1 UTSW 4 34,044,236 (GRCm39) missense possibly damaging 0.65
R5030:Spaca1 UTSW 4 34,039,247 (GRCm39) missense possibly damaging 0.65
R5137:Spaca1 UTSW 4 34,029,095 (GRCm39) missense probably damaging 1.00
R5264:Spaca1 UTSW 4 34,049,863 (GRCm39) missense possibly damaging 0.53
R6158:Spaca1 UTSW 4 34,029,176 (GRCm39) missense probably damaging 0.99
R6824:Spaca1 UTSW 4 34,049,869 (GRCm39) missense probably benign 0.00
R8039:Spaca1 UTSW 4 34,044,207 (GRCm39) missense probably damaging 0.99
R8094:Spaca1 UTSW 4 34,049,837 (GRCm39) missense possibly damaging 0.55
R8134:Spaca1 UTSW 4 34,042,157 (GRCm39) splice site probably null
R9120:Spaca1 UTSW 4 34,029,168 (GRCm39) missense probably damaging 0.97
RF006:Spaca1 UTSW 4 34,049,853 (GRCm39) small insertion probably benign
RF032:Spaca1 UTSW 4 34,049,854 (GRCm39) small insertion probably benign
RF043:Spaca1 UTSW 4 34,049,846 (GRCm39) small insertion probably benign
RF044:Spaca1 UTSW 4 34,049,854 (GRCm39) small insertion probably benign
RF044:Spaca1 UTSW 4 34,049,846 (GRCm39) small insertion probably benign
RF060:Spaca1 UTSW 4 34,049,841 (GRCm39) small insertion probably benign
V7580:Spaca1 UTSW 4 34,039,311 (GRCm39) missense probably damaging 0.99
V7581:Spaca1 UTSW 4 34,039,311 (GRCm39) missense probably damaging 0.99
V7582:Spaca1 UTSW 4 34,039,311 (GRCm39) missense probably damaging 0.99
V7583:Spaca1 UTSW 4 34,039,311 (GRCm39) missense probably damaging 0.99
Predicted Primers PCR Primer
(F):5'- ATGCCAGAAAACTCTACAGAAGATG -3'
(R):5'- ACTGTTCGAAGCAGCCTCTC -3'

Sequencing Primer
(F):5'- AAAAGGATGGGCTTCTGG -3'
(R):5'- GAAGCAGCCTCTCCTCCAG -3'
Posted On 2019-12-04