Incidental Mutation 'R5047:Spag1'
ID 394425
Institutional Source Beutler Lab
Gene Symbol Spag1
Ensembl Gene ENSMUSG00000037617
Gene Name sperm associated antigen 1
Synonyms TPR-containing protein involved in spermatogenesis, tpis
MMRRC Submission 042637-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.769) question?
Stock # R5047 (G1)
Quality Score 225
Status Validated
Chromosome 15
Chromosomal Location 36178245-36235767 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to T at 36195588 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glutamine to Histidine at position 260 (Q260H)
Ref Sequence ENSEMBL: ENSMUSP00000132233 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000047348] [ENSMUST00000171205]
AlphaFold Q80ZX8
Predicted Effect probably damaging
Transcript: ENSMUST00000047348
AA Change: Q260H

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000047335
Gene: ENSMUSG00000037617
AA Change: Q260H

DomainStartEndE-ValueType
TPR 213 246 1.88e0 SMART
TPR 247 279 3.47e-4 SMART
TPR 280 313 8.23e-6 SMART
low complexity region 383 400 N/A INTRINSIC
TPR 430 463 5.92e1 SMART
TPR 472 505 2.49e-5 SMART
TPR 506 539 5.31e0 SMART
TPR 606 639 7.63e-1 SMART
TPR 640 673 1.38e-7 SMART
Pfam:RPAP3_C 777 869 1.7e-18 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000171205
AA Change: Q260H

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000132233
Gene: ENSMUSG00000037617
AA Change: Q260H

DomainStartEndE-ValueType
TPR 213 246 1.88e0 SMART
TPR 247 279 3.47e-4 SMART
TPR 280 313 8.23e-6 SMART
low complexity region 383 400 N/A INTRINSIC
TPR 430 463 5.92e1 SMART
TPR 472 505 2.49e-5 SMART
TPR 506 539 5.31e0 SMART
TPR 606 639 7.63e-1 SMART
TPR 640 673 1.38e-7 SMART
Pfam:RPAP3_C 777 869 1.7e-18 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000227436
Predicted Effect noncoding transcript
Transcript: ENSMUST00000227524
Meta Mutation Damage Score 0.1173 question?
Coding Region Coverage
  • 1x: 99.0%
  • 3x: 98.1%
  • 10x: 95.5%
  • 20x: 89.5%
Validation Efficiency 96% (49/51)
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 agglutinating antibodies from an infertile woman. Furthermore, immunization of female rats with the recombinant human protein reduced fertility. This protein localizes to the plasma membrane of germ cells in the testis and to the post-acrosomal plasma membrane of mature spermatozoa. Recombinant polypeptide binds GTP and exhibits GTPase activity. Thus, this protein may regulate GTP signal transduction pathways involved in spermatogenesis and fertilization. Two transcript variants of this gene encode the same protein. [provided by RefSeq, Jul 2008]
Allele List at MGI
Other mutations in this stock
Total: 42 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930503E14Rik A T 14: 44,406,698 (GRCm39) M117K possibly damaging Het
Adamts13 G A 2: 26,886,922 (GRCm39) A1020T probably damaging Het
Armh4 G T 14: 50,007,895 (GRCm39) A526D probably damaging Het
Atg3 C A 16: 44,998,595 (GRCm39) D132E probably benign Het
Blzf1 A G 1: 164,134,037 (GRCm39) M4T possibly damaging Het
Cdon G A 9: 35,389,935 (GRCm39) R863Q probably damaging Het
Cyp2d40 C T 15: 82,644,460 (GRCm39) R255H unknown Het
Evi5 T C 5: 107,969,740 (GRCm39) K57R probably damaging Het
Fam186b T C 15: 99,178,567 (GRCm39) E253G probably damaging Het
Fcgr1 A T 3: 96,193,200 (GRCm39) F266I probably benign Het
Fchsd1 C T 18: 38,092,926 (GRCm39) probably benign Het
Gm10142 G T 10: 77,551,996 (GRCm39) C119F probably damaging Het
Gpr63 A G 4: 25,008,202 (GRCm39) S309G probably benign Het
Herc3 C T 6: 58,832,745 (GRCm39) Q137* probably null Het
Jmy T A 13: 93,578,080 (GRCm39) H696L possibly damaging Het
Kif13a T C 13: 46,941,561 (GRCm39) H972R probably benign Het
Lama1 C T 17: 68,050,276 (GRCm39) Q296* probably null Het
Lmf1 C T 17: 25,850,812 (GRCm39) probably benign Het
Lpp T C 16: 24,790,596 (GRCm39) C352R probably damaging Het
Ltbp1 T C 17: 75,599,881 (GRCm39) probably benign Het
Maml3 G T 3: 51,598,262 (GRCm39) D807E possibly damaging Het
Mdc1 T A 17: 36,158,736 (GRCm39) V372D probably benign Het
Mst1 C A 9: 107,961,508 (GRCm39) H579Q probably benign Het
Or11g24 T C 14: 50,662,696 (GRCm39) F240S probably damaging Het
Or1r1 T C 11: 73,875,204 (GRCm39) T77A probably damaging Het
Or4a39 A G 2: 89,237,057 (GRCm39) V122A probably damaging Het
Or8d1 G A 9: 38,766,585 (GRCm39) V76I probably benign Het
Pcdhb22 G T 18: 37,652,179 (GRCm39) G216C probably damaging Het
Phlpp2 A T 8: 110,640,251 (GRCm39) H472L probably benign Het
Plscr3 A G 11: 69,740,917 (GRCm39) probably null Het
Rab7 A T 6: 87,982,205 (GRCm39) probably null Het
Rad50 A G 11: 53,565,523 (GRCm39) probably null Het
Scgb1b20 A G 7: 33,072,737 (GRCm39) probably null Het
Scn9a A C 2: 66,392,824 (GRCm39) L256R probably damaging Het
Tatdn3 T A 1: 190,778,475 (GRCm39) I239F probably damaging Het
Tcof1 A G 18: 60,964,986 (GRCm39) S578P possibly damaging Het
Top3b A G 16: 16,709,282 (GRCm39) T657A probably benign Het
Tstd3 A G 4: 21,759,621 (GRCm39) probably null Het
Ttc4 A T 4: 106,525,435 (GRCm39) L233H probably damaging Het
Vmn2r130 T A 17: 23,282,794 (GRCm39) M158K probably benign Het
Yeats2 A T 16: 20,027,215 (GRCm39) Q822L probably damaging Het
Zfp976 A T 7: 42,262,843 (GRCm39) C331* probably null Het
Other mutations in Spag1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00161:Spag1 APN 15 36,195,562 (GRCm39) nonsense probably null
IGL00465:Spag1 APN 15 36,183,967 (GRCm39) unclassified probably benign
IGL00694:Spag1 APN 15 36,227,317 (GRCm39) missense possibly damaging 0.94
IGL01479:Spag1 APN 15 36,233,345 (GRCm39) splice site probably benign
IGL01830:Spag1 APN 15 36,221,705 (GRCm39) missense probably benign 0.01
IGL02072:Spag1 APN 15 36,190,658 (GRCm39) missense probably damaging 1.00
IGL02232:Spag1 APN 15 36,221,710 (GRCm39) missense probably benign 0.00
IGL02727:Spag1 APN 15 36,234,964 (GRCm39) missense probably damaging 1.00
IGL02810:Spag1 APN 15 36,234,693 (GRCm39) missense probably damaging 1.00
IGL03010:Spag1 APN 15 36,233,419 (GRCm39) missense probably benign 0.15
IGL03069:Spag1 APN 15 36,224,245 (GRCm39) splice site probably benign
IGL03244:Spag1 APN 15 36,234,529 (GRCm39) missense probably benign 0.00
FR4737:Spag1 UTSW 15 36,197,879 (GRCm39) critical splice acceptor site probably benign
R0863:Spag1 UTSW 15 36,192,193 (GRCm39) missense probably damaging 1.00
R1177:Spag1 UTSW 15 36,234,913 (GRCm39) missense probably benign 0.21
R1878:Spag1 UTSW 15 36,181,916 (GRCm39) missense probably damaging 1.00
R1879:Spag1 UTSW 15 36,181,916 (GRCm39) missense probably damaging 1.00
R2086:Spag1 UTSW 15 36,227,287 (GRCm39) missense probably damaging 0.98
R2093:Spag1 UTSW 15 36,224,276 (GRCm39) missense probably damaging 1.00
R2231:Spag1 UTSW 15 36,191,313 (GRCm39) missense probably benign 0.01
R4030:Spag1 UTSW 15 36,234,447 (GRCm39) missense probably damaging 0.99
R4893:Spag1 UTSW 15 36,197,992 (GRCm39) critical splice donor site probably null
R5505:Spag1 UTSW 15 36,234,772 (GRCm39) missense probably damaging 0.99
R5741:Spag1 UTSW 15 36,183,849 (GRCm39) missense possibly damaging 0.79
R5805:Spag1 UTSW 15 36,200,430 (GRCm39) missense probably damaging 1.00
R6221:Spag1 UTSW 15 36,197,949 (GRCm39) missense probably benign 0.30
R6236:Spag1 UTSW 15 36,211,281 (GRCm39) missense probably damaging 1.00
R6556:Spag1 UTSW 15 36,195,553 (GRCm39) missense probably damaging 1.00
R6800:Spag1 UTSW 15 36,197,895 (GRCm39) nonsense probably null
R7737:Spag1 UTSW 15 36,210,856 (GRCm39) missense probably benign 0.01
R8397:Spag1 UTSW 15 36,197,895 (GRCm39) nonsense probably null
R9164:Spag1 UTSW 15 36,216,399 (GRCm39) missense probably damaging 1.00
R9486:Spag1 UTSW 15 36,181,954 (GRCm39) missense probably damaging 1.00
R9711:Spag1 UTSW 15 36,190,683 (GRCm39) critical splice donor site probably null
R9773:Spag1 UTSW 15 36,234,711 (GRCm39) missense probably benign 0.33
Z1177:Spag1 UTSW 15 36,186,822 (GRCm39) missense probably benign 0.00
Predicted Primers PCR Primer
(F):5'- ATGTTTGCAGAGCCCCTCAC -3'
(R):5'- GCAGTTTACAGTGTTCCCCAC -3'

Sequencing Primer
(F):5'- AGAGCCCCTCACCACTGTG -3'
(R):5'- ACAGTCCATCATGGTCATGG -3'
Posted On 2016-06-15