Incidental Mutation 'R5264:Spaca1'
ID 401588
Institutional Source Beutler Lab
Gene Symbol Spaca1
Ensembl Gene ENSMUSG00000028264
Gene Name sperm acrosome associated 1
Synonyms 1700124L11Rik, 4930540L03Rik
MMRRC Submission 042832-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R5264 (G1)
Quality Score 216
Status Validated
Chromosome 4
Chromosomal Location 34024872-34050067 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to A at 34049863 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Arginine to Leucine at position 45 (R45L)
Ref Sequence ENSEMBL: ENSMUSP00000081785 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000029927] [ENSMUST00000084734]
AlphaFold Q9DA48
Predicted Effect probably benign
Transcript: ENSMUST00000029927
AA Change: R45L

PolyPhen 2 Score 0.094 (Sensitivity: 0.93; Specificity: 0.85)
SMART Domains Protein: ENSMUSP00000029927
Gene: ENSMUSG00000028264
AA Change: R45L

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 possibly damaging
Transcript: ENSMUST00000084734
AA Change: R45L

PolyPhen 2 Score 0.534 (Sensitivity: 0.88; Specificity: 0.90)
SMART Domains Protein: ENSMUSP00000081785
Gene: ENSMUSG00000028264
AA Change: R45L

DomainStartEndE-ValueType
signal peptide 1 28 N/A INTRINSIC
low complexity region 46 79 N/A INTRINSIC
transmembrane domain 228 250 N/A INTRINSIC
Meta Mutation Damage Score 0.1795 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.5%
  • 10x: 97.0%
  • 20x: 94.8%
Validation Efficiency 98% (54/55)
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: 46 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Ckap2l A T 2: 129,127,299 (GRCm39) M293K probably benign Het
Col4a4 C T 1: 82,471,312 (GRCm39) G681E unknown Het
Dnai7 A G 6: 145,127,502 (GRCm39) V469A probably benign Het
Efcab7 G A 4: 99,735,372 (GRCm39) R132H probably benign Het
Elovl4 T C 9: 83,662,817 (GRCm39) T239A probably benign Het
Fank1 A G 7: 133,481,621 (GRCm39) D240G probably damaging Het
Fbln5 T A 12: 101,723,703 (GRCm39) M346L possibly damaging Het
Fbxl21 T C 13: 56,680,136 (GRCm39) F174L probably benign Het
Gns A G 10: 121,216,090 (GRCm39) D279G probably benign Het
Hmcn1 A G 1: 150,555,265 (GRCm39) V2502A probably benign Het
Itgb4 C T 11: 115,874,983 (GRCm39) R447W probably benign Het
Large2 A G 2: 92,205,088 (GRCm39) probably benign Het
Lrrc8b A T 5: 105,628,118 (GRCm39) I155F probably damaging Het
Morc2b T C 17: 33,357,353 (GRCm39) I140V probably benign Het
Mrgprb5 G A 7: 47,817,796 (GRCm39) S313L probably benign Het
Nectin4 A T 1: 171,211,273 (GRCm39) T266S probably benign Het
Nsd1 C T 13: 55,395,159 (GRCm39) A1023V possibly damaging Het
Or51a39 T C 7: 102,363,558 (GRCm39) T21A probably benign Het
Paqr8 A G 1: 21,005,332 (GRCm39) H162R possibly damaging Het
Pclo G A 5: 14,726,937 (GRCm39) probably benign Het
Phactr4 T C 4: 132,098,293 (GRCm39) D325G probably damaging Het
Plcg2 A T 8: 118,361,532 (GRCm39) E1255V possibly damaging Het
Polr3a T C 14: 24,505,009 (GRCm39) I1084V possibly damaging Het
Polr3b A T 10: 84,503,280 (GRCm39) Q399L probably benign Het
Ppp1r35 G A 5: 137,778,286 (GRCm39) probably benign Het
Psd3 A T 8: 68,166,377 (GRCm39) D919E probably benign Het
Ptgs2 A G 1: 149,978,481 (GRCm39) T198A possibly damaging Het
Ptpn14 T C 1: 189,564,997 (GRCm39) probably null Het
Ptprk A G 10: 28,461,582 (GRCm39) Y39C probably damaging Het
R3hdm4 A G 10: 79,749,175 (GRCm39) Y75H probably benign Het
Rsph4a A G 10: 33,785,379 (GRCm39) Y430C probably damaging Het
Samd12 C T 15: 53,723,669 (GRCm39) C8Y probably damaging Het
Sema3e A C 5: 14,276,662 (GRCm39) L314F probably damaging Het
Sis A G 3: 72,857,089 (GRCm39) F401L probably damaging Het
Smoc1 T A 12: 81,151,474 (GRCm39) S64T probably damaging Het
Socs5 T A 17: 87,441,769 (GRCm39) H236Q probably damaging Het
Spag6 A G 2: 18,750,324 (GRCm39) K457E probably benign Het
Stat2 T A 10: 128,116,934 (GRCm39) probably null Het
Tcp11l2 A G 10: 84,449,524 (GRCm39) I496M probably damaging Het
Ttll4 A G 1: 74,725,535 (GRCm39) I648V possibly damaging Het
Vmn2r67 T C 7: 84,801,453 (GRCm39) Y161C probably damaging Het
Wnt5b A T 6: 119,410,813 (GRCm39) V171E probably damaging Het
Zfp236 T C 18: 82,648,219 (GRCm39) K933E probably damaging Het
Zfp236 T C 18: 82,676,198 (GRCm39) E373G probably damaging Het
Zfp617 A G 8: 72,686,885 (GRCm39) Y405C probably damaging Het
Zranb1 CTGATGATGATG CTGATGATGATGATG 7: 132,584,556 (GRCm39) 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
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
RF017: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 34,049,846 (GRCm39) small insertion probably benign
RF044:Spaca1 UTSW 4 34,049,854 (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'- GCCAGAAAACTCTACAGAAGATGGC -3'
(R):5'- ACTGTTCGAAGCAGCCTCTC -3'

Sequencing Primer
(F):5'- AAAAGGATGGGCTTCTGG -3'
(R):5'- GAAGCAGCCTCTCCTCCAG -3'
Posted On 2016-07-06