Incidental Mutation 'RF043:Spaca1'
ID 604907
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 # RF043 (G1)
Quality Score 217.68
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) TCTCGC to TCTCGCGCTCGC at 34049846 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: 99.4%
  • 20x: 98.7%
Validation Efficiency
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: 43 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Anapc2 GCGGCGGCGGCGAC GC 2: 25,162,573 (GRCm39) probably benign Het
Ankhd1 CGGCGG CGGCGGTGGCGG 18: 36,693,970 (GRCm39) probably benign Het
Btnl10 CAAA CAAAAAA 11: 58,814,752 (GRCm39) probably benign Het
Cpne1 TCCAC TC 2: 155,915,430 (GRCm39) probably benign Het
Cyb5r4 ACACTGCCCAGGGATGTGACAGACACACTGCCCAGGGA ACACTGCCCAGGGATGTGACAGACGCACTGCCCAGGGATGTGACAGACACACTGCCCAGGGA 9: 86,922,464 (GRCm39) probably benign Het
Cyb5r4 AGACACACTGCCCAGGGA AGACACACTGCCCAGGGATGTGACCGACACACTGCCCAGGGA 9: 86,922,484 (GRCm39) probably benign Het
Dbr1 GAGGAG GAGGAGCAGGAG 9: 99,465,750 (GRCm39) probably benign Het
Defb22 GCGGCA GCGGCAGAGCTGGCCTTTGCGGCA 2: 152,327,753 (GRCm39) probably benign Het
Emid1 G T 11: 5,094,322 (GRCm39) P63Q probably damaging Het
Gabre GCTCCG GCTCCGACTCCG X: 71,313,654 (GRCm39) probably benign Het
Gar1 AACTGCC A 3: 129,624,337 (GRCm39) probably benign Het
Gm10181 GAGAGAGAGAGAGA G 9: 25,000,755 (GRCm39) probably null Het
Hic1 GGGA G 11: 75,060,281 (GRCm39) probably benign Het
Il2 GG GGGCTTGAAGTGTG 3: 37,179,991 (GRCm39) probably benign Het
Iqcf4 CTTTTCCTTTT CTTTTCCTTTTCCTTTTCCTTTTCCTTTTCCTTTTCGTTTTCCTTTT 9: 106,447,812 (GRCm39) probably benign Het
Irag2 TG TGAGCACATGG 6: 145,119,516 (GRCm39) probably benign Het
Krtap4-2 AGGGGCGGCAGC A 11: 99,525,547 (GRCm39) probably null Het
Lmx1b CATCTTGATGCCGTCCAA CA 2: 33,530,521 (GRCm39) probably null Het
Lrch1 TGGTGGTG T 14: 75,185,015 (GRCm39) probably null Het
Lypd8 CA CAGTTCCCTCGCCTCTGTTACCCCACAAATCACCAAGA 11: 58,281,069 (GRCm39) probably benign Het
Mamld1 AGC AGCTGC X: 70,162,441 (GRCm39) probably benign Het
Mrgprx1 GAAC GAACAAC 7: 47,671,257 (GRCm39) probably benign Het
Nefh CTTGGCCTCACCTGGGGACTTGGCCTCACCTGGGGA CTTGGCCTCACCTGGGGAATTGGCCTCACCTGGGGACTTGGCCTCACCTGGGGA 11: 4,891,016 (GRCm39) probably benign Het
Nusap1 AGTGAGGAGCAAGCTGAGA AGTGAGGAGCAAGCTGAGATACACGTTAGCCGTGAGGAGCAAGCTGAGA 2: 119,458,073 (GRCm39) probably benign Het
P4ha2 GGTGTTG GG 11: 54,001,076 (GRCm39) probably null Het
Padi3 TCTCAC TC 4: 140,520,283 (GRCm39) probably benign Het
Plekhs1 TCCAGAC TCCAGACCTCCCCCCAGAC 19: 56,468,290 (GRCm39) probably benign Het
Ptms TCCTCCTC TCCTCCTCCTC 6: 124,891,411 (GRCm39) probably benign Het
Rassf6 AATGGGGATTC AATGGGGATTCTGCCTCACTCATGGTCCTGTAGAGCCATGGGGATTC 5: 90,756,791 (GRCm39) probably benign Het
Rassf6 ATTC ATTCTGCCTCACTCAGGGTCCTGTAGAGCAATGGGGCTTC 5: 90,756,798 (GRCm39) probably benign Het
Rgs22 CTAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA CAAAAAAAAAAAA 15: 36,010,982 (GRCm39) probably benign Het
Rnf144a TCTC TCTCTCTCTCTCTCGCTC 12: 26,364,013 (GRCm39) probably benign Het
Rpgrip1 GAG GAGAAG 14: 52,386,852 (GRCm39) probably benign Het
Sgpp1 ACACAC A 12: 75,769,399 (GRCm39) probably null Het
Slc39a4 GTC GTCATCATGATCACCATGGTCACCATGATCGCTGTGTTC 15: 76,499,070 (GRCm39) probably benign Het
Stard8 GGA GGATGA X: 98,110,126 (GRCm39) probably benign Het
Stard8 GA GAGCA X: 98,110,133 (GRCm39) probably benign Het
Tcof1 AGATCCCCTTGGC AGATCCCCTTGGCTGCTGAGAAGGGCACTTTCCCAGGGATCCCCTTGGC 18: 60,966,644 (GRCm39) probably benign Het
Tgoln1 TGGGCTTG TGGGCTTGTCAGAATCACCTCCTGCGGGCTTG 6: 72,593,019 (GRCm39) probably benign Het
Tgoln1 GCTTGCCAGAAT GCTTGCCAGAATCACCGCCCGTGGTCTTGCCAGAAT 6: 72,593,046 (GRCm39) probably benign Het
Tmed6 AGC AGCTCGC 8: 107,788,228 (GRCm39) probably null Het
Trappc9 GCTGCTGCTGCTGCTGCTGCTGCTGCT GCTGCTGCTGCTGCTACTGCTGCTGCTGCTGCTGCTGCTGCT 15: 72,673,154 (GRCm39) probably benign Het
Zfp933 TT TTTGCCT 4: 147,910,188 (GRCm39) probably null 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
RF017:Spaca1 UTSW 4 34,049,853 (GRCm39) small insertion probably benign
RF032:Spaca1 UTSW 4 34,049,854 (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'- TGTGAATGCCAGAAAACTCTACAG -3'
(R):5'- ACTGTTCGAAGCAGCCTCTC -3'

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