Incidental Mutation 'R3413:Spag8'
ID 267793
Institutional Source Beutler Lab
Gene Symbol Spag8
Ensembl Gene ENSMUSG00000066196
Gene Name sperm associated antigen 8
Synonyms
MMRRC Submission 040631-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.066) question?
Stock # R3413 (G1)
Quality Score 225
Status Validated
Chromosome 4
Chromosomal Location 43651335-43653594 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 43651606 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Serine to Cysteine at position 423 (S423C)
Ref Sequence ENSEMBL: ENSMUSP00000081696 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000030191] [ENSMUST00000030192] [ENSMUST00000084646] [ENSMUST00000107870] [ENSMUST00000107874]
AlphaFold Q3V0Q6
Predicted Effect probably benign
Transcript: ENSMUST00000030191
SMART Domains Protein: ENSMUSP00000030191
Gene: ENSMUSG00000028469

DomainStartEndE-ValueType
signal peptide 1 22 N/A INTRINSIC
Pfam:ANF_receptor 44 399 1.9e-45 PFAM
Pfam:Pkinase_Tyr 518 786 4.7e-39 PFAM
Pfam:Pkinase 535 785 1.2e-32 PFAM
CYCc 825 1019 3.28e-111 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000030192
SMART Domains Protein: ENSMUSP00000030192
Gene: ENSMUSG00000028470

DomainStartEndE-ValueType
signal peptide 1 19 N/A INTRINSIC
Pfam:DcpS_C 53 159 7.1e-25 PFAM
Pfam:HIT 61 158 1.5e-30 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000084646
AA Change: S423C

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000081696
Gene: ENSMUSG00000066196
AA Change: S423C

DomainStartEndE-ValueType
low complexity region 26 48 N/A INTRINSIC
low complexity region 121 145 N/A INTRINSIC
low complexity region 148 175 N/A INTRINSIC
low complexity region 230 254 N/A INTRINSIC
low complexity region 303 316 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000107870
SMART Domains Protein: ENSMUSP00000103502
Gene: ENSMUSG00000066196

DomainStartEndE-ValueType
low complexity region 26 48 N/A INTRINSIC
low complexity region 121 145 N/A INTRINSIC
low complexity region 148 175 N/A INTRINSIC
low complexity region 230 254 N/A INTRINSIC
low complexity region 303 316 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000107874
SMART Domains Protein: ENSMUSP00000103506
Gene: ENSMUSG00000028469

DomainStartEndE-ValueType
signal peptide 1 22 N/A INTRINSIC
Pfam:ANF_receptor 44 399 5.7e-56 PFAM
Pfam:Pkinase_Tyr 518 786 4.1e-39 PFAM
Pfam:Pkinase 533 785 3.8e-34 PFAM
CYCc 825 989 4.37e-57 SMART
Predicted Effect noncoding transcript
Transcript: ENSMUST00000123883
Predicted Effect probably benign
Transcript: ENSMUST00000128549
SMART Domains Protein: ENSMUSP00000114385
Gene: ENSMUSG00000028469

DomainStartEndE-ValueType
transmembrane domain 21 43 N/A INTRINSIC
Pfam:Pkinase_Tyr 84 352 1e-39 PFAM
Pfam:Pkinase 101 351 2.6e-33 PFAM
CYCc 391 585 3.28e-111 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000149575
AA Change: S84C

PolyPhen 2 Score 0.143 (Sensitivity: 0.92; Specificity: 0.86)
Predicted Effect noncoding transcript
Transcript: ENSMUST00000151238
Predicted Effect noncoding transcript
Transcript: ENSMUST00000143160
Predicted Effect noncoding transcript
Transcript: ENSMUST00000145817
Predicted Effect noncoding transcript
Transcript: ENSMUST00000130593
Predicted Effect noncoding transcript
Transcript: ENSMUST00000134082
Predicted Effect noncoding transcript
Transcript: ENSMUST00000134050
Predicted Effect noncoding transcript
Transcript: ENSMUST00000130093
Predicted Effect noncoding transcript
Transcript: ENSMUST00000151603
Predicted Effect noncoding transcript
Transcript: ENSMUST00000151514
Predicted Effect noncoding transcript
Transcript: ENSMUST00000155985
Meta Mutation Damage Score 0.1776 question?
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.5%
  • 10x: 97.1%
  • 20x: 94.4%
Validation Efficiency 98% (48/49)
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 encoded by this gene is recognized by sperm agglutinating antibodies from an infertile woman. This protein is localized in germ cells of the testis at all stages of spermatogenesis and is localized to the acrosomal region of mature spermatozoa. This protein interacts with ACT (activator of CREM in testis) and may play a role in CREM (cAMP response element modulator)-ACT-mediated gene transcription during spermatogenesis. This protein may also play a role in spermatogenesis by regulating microtubule formation and cell division. Alternatively spliced variants that encode different protein isoforms have been described but the full-length sequences of only two have been determined. [provided by RefSeq, Jul 2012]
Allele List at MGI
Other mutations in this stock
Total: 42 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abhd13 T C 8: 10,037,387 (GRCm39) probably benign Het
Ap2a2 T A 7: 141,178,689 (GRCm39) N105K probably benign Het
Axin1 A G 17: 26,407,012 (GRCm39) H535R probably damaging Het
Ccnb3 T A X: 6,874,040 (GRCm39) E846D probably benign Het
Cdca7 G A 2: 72,315,631 (GRCm39) G365R probably damaging Het
Clvs2 T A 10: 33,498,967 (GRCm39) probably benign Het
Coq10a A G 10: 128,200,998 (GRCm39) V93A possibly damaging Het
Ddx42 A G 11: 106,138,636 (GRCm39) T812A probably benign Het
Dnaaf6 T A X: 139,006,770 (GRCm39) N216K possibly damaging Het
Eya1 T A 1: 14,344,433 (GRCm39) probably null Het
Fcna G C 2: 25,517,505 (GRCm39) P49A probably damaging Het
Gckr T A 5: 31,458,211 (GRCm39) probably null Het
Golgb1 A G 16: 36,707,709 (GRCm39) K68E probably damaging Het
Got1l1 A G 8: 27,689,864 (GRCm39) probably null Het
Hip1 T C 5: 135,451,026 (GRCm39) E451G probably damaging Het
Hs6st2 C T X: 50,770,332 (GRCm39) V50I possibly damaging Het
Ighv1-23 C T 12: 114,728,087 (GRCm39) V112I probably benign Het
Map1s A G 8: 71,365,163 (GRCm39) N107D probably damaging Het
Mmel1 T A 4: 154,974,043 (GRCm39) V361D probably damaging Het
Myh15 A G 16: 48,959,095 (GRCm39) D989G probably benign Het
Myo1g G T 11: 6,467,870 (GRCm39) H188Q possibly damaging Het
Nup210 G T 6: 91,002,224 (GRCm39) Q755K probably benign Het
Or14j3 A G 17: 37,900,587 (GRCm39) V219A probably benign Het
Or51q1c A G 7: 103,653,039 (GRCm39) M186V probably damaging Het
Plcz1 C T 6: 139,947,807 (GRCm39) R525Q probably damaging Het
Ppef2 T G 5: 92,376,581 (GRCm39) S649R probably damaging Het
Rusc2 T G 4: 43,415,935 (GRCm39) S414A probably damaging Het
Sez6l A G 5: 112,623,227 (GRCm39) L108P possibly damaging Het
Slc1a7 A G 4: 107,868,191 (GRCm39) E497G probably benign Het
Sspo C T 6: 48,457,631 (GRCm39) R3178C probably damaging Het
St6galnac1 A G 11: 116,656,682 (GRCm39) W486R probably damaging Het
Syk A G 13: 52,785,775 (GRCm39) D327G probably benign Het
Tbc1d8b C T X: 138,614,140 (GRCm39) A391V probably benign Het
Tmed9 A G 13: 55,743,387 (GRCm39) E173G probably benign Het
Top1mt T C 15: 75,529,025 (GRCm39) N573S probably benign Het
Tusc1 C A 4: 93,223,173 (GRCm39) R162L probably damaging Het
Ubn2 A G 6: 38,475,674 (GRCm39) T1211A probably benign Het
Unc80 G A 1: 66,678,464 (GRCm39) V2082I probably benign Het
Vmn2r63 A G 7: 42,576,406 (GRCm39) F469S probably benign Het
Zfp92 C T X: 72,463,900 (GRCm39) probably benign Het
Zfyve28 C T 5: 34,357,028 (GRCm39) M723I probably benign Het
Zmynd8 A T 2: 165,657,371 (GRCm39) M533K probably damaging Het
Other mutations in Spag8
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00434:Spag8 APN 4 43,652,890 (GRCm39) nonsense probably null
IGL01766:Spag8 APN 4 43,653,209 (GRCm39) unclassified probably benign
IGL02043:Spag8 APN 4 43,653,134 (GRCm39) unclassified probably benign
IGL02324:Spag8 APN 4 43,651,781 (GRCm39) missense probably damaging 1.00
IGL02812:Spag8 APN 4 43,651,755 (GRCm39) missense probably damaging 0.96
IGL03336:Spag8 APN 4 43,652,114 (GRCm39) splice site probably benign
R1519:Spag8 UTSW 4 43,652,777 (GRCm39) missense possibly damaging 0.88
R1799:Spag8 UTSW 4 43,653,345 (GRCm39) unclassified probably benign
R1799:Spag8 UTSW 4 43,653,087 (GRCm39) unclassified probably benign
R2212:Spag8 UTSW 4 43,651,606 (GRCm39) missense probably damaging 1.00
R2338:Spag8 UTSW 4 43,652,826 (GRCm39) missense probably benign 0.06
R3412:Spag8 UTSW 4 43,651,606 (GRCm39) missense probably damaging 1.00
R3414:Spag8 UTSW 4 43,651,606 (GRCm39) missense probably damaging 1.00
R4666:Spag8 UTSW 4 43,653,408 (GRCm39) unclassified probably benign
R4670:Spag8 UTSW 4 43,653,378 (GRCm39) unclassified probably benign
R4745:Spag8 UTSW 4 43,651,636 (GRCm39) missense probably damaging 0.98
R4795:Spag8 UTSW 4 43,652,035 (GRCm39) missense possibly damaging 0.55
R5409:Spag8 UTSW 4 43,653,134 (GRCm39) unclassified probably benign
R5992:Spag8 UTSW 4 43,651,534 (GRCm39) missense probably benign 0.06
R6192:Spag8 UTSW 4 43,652,458 (GRCm39) missense probably damaging 1.00
R6333:Spag8 UTSW 4 43,653,186 (GRCm39) unclassified probably benign
R7216:Spag8 UTSW 4 43,652,034 (GRCm39) missense possibly damaging 0.55
R8923:Spag8 UTSW 4 43,651,471 (GRCm39) missense probably damaging 0.99
R8996:Spag8 UTSW 4 43,651,998 (GRCm39) missense probably damaging 1.00
R9116:Spag8 UTSW 4 43,653,231 (GRCm39) missense unknown
R9705:Spag8 UTSW 4 43,652,366 (GRCm39) missense possibly damaging 0.91
Predicted Primers PCR Primer
(F):5'- CGGGGACAGAGAATCAACTC -3'
(R):5'- AAACCTTCTGGATTCAGCGG -3'

Sequencing Primer
(F):5'- GAAACTGATTTCAAATCCCACGTCTG -3'
(R):5'- GGCATCTGTATCCTGGTAC -3'
Posted On 2015-02-18