Incidental Mutation 'RF032:Spaca1'
ID 604402
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 # RF032 (G1)
Quality Score 217.468
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) TCGC to TCGCTCACGC at 34049854 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: 98.4%
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: 37 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca17 TACCT TACCTGACCT 17: 24,506,701 (GRCm39) probably null Het
Acap3 CTGCTG CTGCTGCATCCTGGGATGCTG 4: 155,989,559 (GRCm39) probably benign Het
Arid1b GCG GCGTCG 17: 5,045,863 (GRCm39) probably benign Het
Blm CTCC CTCCTCCTCCTCGTCC 7: 80,162,678 (GRCm39) probably benign Het
Cacna1f GAG GAGTAG X: 7,486,302 (GRCm39) probably null Het
Calhm1 C CTGTGGCCGTGG 19: 47,129,722 (GRCm39) probably null Het
Cluh CCCGAGCC CCCGAGCCCGAGCC 11: 74,560,341 (GRCm39) probably benign Het
Cyb5r4 ACTGCCCAGGGATGTGACAGACACACTGCCCAGGGA ACTGCCCAGGGATGTGACAGACACGCTGCCCAGGGATGTGACAGACACACTGCCCAGGGA 9: 86,922,466 (GRCm39) probably benign Het
Dmkn GT GTTGTGAAAGTGGTGGAAGTGGTGGAATT 7: 30,466,607 (GRCm39) probably benign Het
Efhd2 CGCC CGCCGCAGCC 4: 141,602,083 (GRCm39) probably benign Het
Enah TGGCGGTGG TG 1: 181,749,494 (GRCm39) probably null Het
Gm8369 GTGTGT GTGTGTATGTGT 19: 11,489,142 (GRCm39) probably benign Het
H2-T10 TTTCCCACTGTA T 17: 36,431,186 (GRCm39) probably null Het
Ifi207 GCCTGAGCTGTGGAAGTCTCCCCCTGAGCTGTGGAAGTCTC GCCTGAGCTGTGGAAGTCTC 1: 173,562,723 (GRCm39) probably benign Het
Igf1r GATGGAGC GATGGAGCTGGATATGGAGC 7: 67,875,927 (GRCm39) probably benign Het
Krtap28-10 AGCCACAGCCACCACAGCCACAGCCACCAC AGCCACAGCCACCACCGCCACAGCCACCACAGCCACAGCCACCAC 1: 83,019,979 (GRCm39) probably benign Het
Lmx1b TCCATCTTGATGCCGTCCAACATCTTGATGCCGTCCA TACATCTTGATGCCGTCCA 2: 33,530,501 (GRCm39) probably null Het
Med12l CAG CAGAAG 3: 59,183,402 (GRCm39) probably benign Het
Med12l GCA GCACCA 3: 59,183,410 (GRCm39) probably benign Het
Med12l AGC AGCGGC 3: 59,183,406 (GRCm39) probably benign Het
Mn1 CAG CAGAAG 5: 111,567,577 (GRCm39) probably benign Het
Nf2 AAAAG A 11: 4,779,936 (GRCm39) probably null Het
Nusap1 TTAGCAGTGAGGAGCAAGCTGAGA TTAGCAGTGAGGAGCAAGCTGAGATACACGGTAGCAGTGAGGAGCAAGCTGAGA 2: 119,458,068 (GRCm39) probably benign Het
Or10j2 GTGACATC G 1: 173,098,276 (GRCm39) probably null Het
Padi3 TCTCAC TC 4: 140,520,283 (GRCm39) probably benign Het
Pik3c2g G GGAGA 6: 139,612,656 (GRCm39) probably null Het
Pou3f1 GGCGGCCG GGCGGCCGCGGCCG 4: 124,551,598 (GRCm39) probably benign Het
Rassf6 ATTC ATTCTGCCTCACTCATGGTCCTGTAGAGCAATGGGGCTTC 5: 90,756,798 (GRCm39) probably benign Het
Reep1 CC CCCGAC 6: 71,684,952 (GRCm39) probably null Het
Slc12a1 ACAAACC ACAAACCTTTGGCCACCAAACC 2: 124,996,130 (GRCm39) probably benign Het
Smpx CCCCCCA C X: 156,503,919 (GRCm39) probably benign Het
Supt20 GCAGCA GCAGCACCAGCA 3: 54,635,087 (GRCm39) probably benign Het
Tgoln1 GCTTGCCAGAAT GCTTGCCAGAATCACCTCCCGTGGTCTTGCCAGAAT 6: 72,593,046 (GRCm39) probably benign Het
Tgoln1 T TCACCTCCCGTGGGCTTGCCAGAAG 6: 72,593,057 (GRCm39) probably benign Het
Triobp CCCCAGGACTCCCTGTGCCCAACGGGACAATCCCAGG CCCCAGGACTCCCTGTGCCCAACGGAACAATCCCAGGACTCCCTGTGCCCAACGGGACAATCCCAGG 15: 78,851,236 (GRCm39) probably benign Het
Vat1l C T 8: 115,016,069 (GRCm39) L320F probably damaging Het
Zfhx3 CAGCAACAG CAGCAACAGAAGCAACAG 8: 109,682,724 (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
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
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'- TGCCAGAAAACTCTACAGAAGATGG -3'
(R):5'- TTCTGGCCACTGTTCGAAGC -3'

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