Incidental Mutation 'R3741:Sipa1'
ID 270387
Institutional Source Beutler Lab
Gene Symbol Sipa1
Ensembl Gene ENSMUSG00000056917
Gene Name signal-induced proliferation associated gene 1
Synonyms SPA-1
MMRRC Submission 040727-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R3741 (G1)
Quality Score 221
Status Validated
Chromosome 19
Chromosomal Location 5701213-5713735 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 5704885 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glutamic Acid to Glycine at position 570 (E570G)
Ref Sequence ENSEMBL: ENSMUSP00000132345 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000071857] [ENSMUST00000080824] [ENSMUST00000164304] [ENSMUST00000169854]
AlphaFold no structure available at present
Predicted Effect probably damaging
Transcript: ENSMUST00000071857
AA Change: E570G

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000073618
Gene: ENSMUSG00000056917
AA Change: E570G

DomainStartEndE-ValueType
low complexity region 59 70 N/A INTRINSIC
low complexity region 90 103 N/A INTRINSIC
low complexity region 164 192 N/A INTRINSIC
low complexity region 278 292 N/A INTRINSIC
Pfam:Rap_GAP 346 529 7.2e-64 PFAM
low complexity region 580 593 N/A INTRINSIC
PDZ 692 758 9.51e-7 SMART
low complexity region 828 841 N/A INTRINSIC
low complexity region 872 883 N/A INTRINSIC
coiled coil region 969 1023 N/A INTRINSIC
Predicted Effect probably damaging
Transcript: ENSMUST00000080824
AA Change: E570G

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000079637
Gene: ENSMUSG00000056917
AA Change: E570G

DomainStartEndE-ValueType
low complexity region 59 70 N/A INTRINSIC
low complexity region 90 103 N/A INTRINSIC
low complexity region 164 192 N/A INTRINSIC
low complexity region 278 292 N/A INTRINSIC
Pfam:Rap_GAP 346 535 4.4e-60 PFAM
low complexity region 580 593 N/A INTRINSIC
PDZ 692 758 9.51e-7 SMART
low complexity region 828 841 N/A INTRINSIC
low complexity region 872 883 N/A INTRINSIC
coiled coil region 969 1023 N/A INTRINSIC
Predicted Effect probably damaging
Transcript: ENSMUST00000164304
AA Change: E570G

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000128208
Gene: ENSMUSG00000056917
AA Change: E570G

DomainStartEndE-ValueType
low complexity region 59 70 N/A INTRINSIC
low complexity region 90 103 N/A INTRINSIC
low complexity region 164 192 N/A INTRINSIC
low complexity region 278 292 N/A INTRINSIC
Pfam:Rap_GAP 346 535 4.4e-60 PFAM
low complexity region 580 593 N/A INTRINSIC
PDZ 692 758 9.51e-7 SMART
low complexity region 828 841 N/A INTRINSIC
low complexity region 872 883 N/A INTRINSIC
coiled coil region 969 1023 N/A INTRINSIC
Predicted Effect probably damaging
Transcript: ENSMUST00000169854
AA Change: E570G

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000132345
Gene: ENSMUSG00000056917
AA Change: E570G

DomainStartEndE-ValueType
low complexity region 59 70 N/A INTRINSIC
low complexity region 90 103 N/A INTRINSIC
low complexity region 164 192 N/A INTRINSIC
low complexity region 278 292 N/A INTRINSIC
Pfam:Rap_GAP 346 535 4.4e-60 PFAM
low complexity region 580 593 N/A INTRINSIC
PDZ 692 758 9.51e-7 SMART
low complexity region 828 841 N/A INTRINSIC
low complexity region 872 883 N/A INTRINSIC
coiled coil region 969 1023 N/A INTRINSIC
Meta Mutation Damage Score 0.1239 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.4%
  • 20x: 95.3%
Validation Efficiency 97% (37/38)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The product of this gene is a mitogen induced GTPase activating protein (GAP). It exhibits a specific GAP activity for Ras-related regulatory proteins Rap1 and Rap2, but not for Ran or other small GTPases. This protein may also hamper mitogen-induced cell cycle progression when abnormally or prematurely expressed. It is localized to the perinuclear region. Two alternatively spliced variants encoding the same isoform have been characterized to date. [provided by RefSeq, Jul 2008]
PHENOTYPE: Homozygous null mice display chronic myelocytic leukemia in either the chronic phase or blast crisis. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 37 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Aspm T C 1: 139,406,357 (GRCm39) V1748A possibly damaging Het
Atp10b A T 11: 43,126,489 (GRCm39) S1082C probably damaging Het
Atp8b2 C G 3: 89,853,338 (GRCm39) A726P probably benign Het
B4galt3 C A 1: 171,101,613 (GRCm39) H196N probably damaging Het
Bbip1 T C 19: 53,920,606 (GRCm39) M1V probably null Het
Bbox1 A G 2: 110,135,922 (GRCm39) I19T possibly damaging Het
Bclaf3 T A X: 158,334,828 (GRCm39) H41Q probably benign Het
Ctsm T A 13: 61,687,441 (GRCm39) Q107L probably benign Het
Ctso G A 3: 81,859,556 (GRCm39) V288I probably benign Het
Cyp2a4 A C 7: 26,007,969 (GRCm39) K125N probably damaging Het
Dapk1 T C 13: 60,896,014 (GRCm39) S701P probably benign Het
Dnah1 A G 14: 30,987,424 (GRCm39) probably benign Het
Dnah11 A G 12: 118,095,076 (GRCm39) M718T probably benign Het
Dnah2 C A 11: 69,339,295 (GRCm39) A3071S probably damaging Het
Epb41l4a A T 18: 33,961,155 (GRCm39) probably null Het
Fam135a A T 1: 24,053,892 (GRCm39) M1215K probably damaging Het
Gm6489 T A 1: 31,326,764 (GRCm39) noncoding transcript Het
Hhipl1 A G 12: 108,284,976 (GRCm39) Y443C probably damaging Het
Hoxc13 G A 15: 102,829,873 (GRCm39) G84D possibly damaging Het
Ifi207 T C 1: 173,555,128 (GRCm39) I851M probably damaging Het
Lipk T G 19: 33,999,107 (GRCm39) L134R probably damaging Het
Mov10l1 A G 15: 88,896,345 (GRCm39) N678D possibly damaging Het
Msrb3 A T 10: 120,620,119 (GRCm39) F67I probably damaging Het
Myo1a A G 10: 127,550,767 (GRCm39) D593G probably benign Het
Nsf C T 11: 103,821,578 (GRCm39) E26K possibly damaging Het
Nup210l A T 3: 90,114,701 (GRCm39) M1759L probably benign Het
Optn C A 2: 5,039,009 (GRCm39) M371I possibly damaging Het
Rims1 A T 1: 22,443,667 (GRCm39) V380D probably damaging Het
Rnf148 A G 6: 23,654,064 (GRCm39) C311R possibly damaging Het
Rrp12 T C 19: 41,874,167 (GRCm39) D377G probably damaging Het
Sbp T A 17: 24,164,556 (GRCm39) probably benign Het
Spem2 T C 11: 69,707,556 (GRCm39) R470G possibly damaging Het
Syngr4 T C 7: 45,545,194 (GRCm39) E5G possibly damaging Het
Tmem88b A G 4: 155,869,884 (GRCm39) L59P probably damaging Het
Ttn T A 2: 76,620,703 (GRCm39) K13995* probably null Het
Vmn1r69 A G 7: 10,314,069 (GRCm39) Y221H possibly damaging Het
Zfp386 T A 12: 116,023,170 (GRCm39) L296* probably null Het
Other mutations in Sipa1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01521:Sipa1 APN 19 5,711,006 (GRCm39) start codon destroyed probably null 0.79
IGL01837:Sipa1 APN 19 5,702,099 (GRCm39) missense probably damaging 0.98
IGL02858:Sipa1 APN 19 5,705,736 (GRCm39) missense probably damaging 0.99
IGL03024:Sipa1 APN 19 5,706,189 (GRCm39) missense probably damaging 1.00
R0277:Sipa1 UTSW 19 5,704,093 (GRCm39) missense probably benign
R0831:Sipa1 UTSW 19 5,710,382 (GRCm39) missense probably damaging 1.00
R0841:Sipa1 UTSW 19 5,704,835 (GRCm39) missense probably benign 0.06
R1102:Sipa1 UTSW 19 5,702,782 (GRCm39) missense probably benign
R1459:Sipa1 UTSW 19 5,701,692 (GRCm39) missense probably damaging 1.00
R1460:Sipa1 UTSW 19 5,701,475 (GRCm39) missense probably benign
R2422:Sipa1 UTSW 19 5,702,140 (GRCm39) missense possibly damaging 0.47
R3924:Sipa1 UTSW 19 5,710,407 (GRCm39) missense probably benign 0.05
R4231:Sipa1 UTSW 19 5,704,117 (GRCm39) missense probably damaging 1.00
R4525:Sipa1 UTSW 19 5,701,985 (GRCm39) missense probably benign 0.12
R4721:Sipa1 UTSW 19 5,710,413 (GRCm39) missense probably damaging 0.99
R5176:Sipa1 UTSW 19 5,709,406 (GRCm39) missense probably damaging 1.00
R5267:Sipa1 UTSW 19 5,705,786 (GRCm39) missense probably benign 0.10
R5375:Sipa1 UTSW 19 5,709,640 (GRCm39) missense probably damaging 0.99
R5480:Sipa1 UTSW 19 5,709,658 (GRCm39) missense possibly damaging 0.68
R5582:Sipa1 UTSW 19 5,704,729 (GRCm39) missense probably benign 0.00
R6005:Sipa1 UTSW 19 5,706,229 (GRCm39) missense probably damaging 1.00
R6329:Sipa1 UTSW 19 5,701,517 (GRCm39) missense probably damaging 1.00
R6712:Sipa1 UTSW 19 5,710,847 (GRCm39) missense possibly damaging 0.69
R7209:Sipa1 UTSW 19 5,705,003 (GRCm39) missense probably damaging 1.00
R7213:Sipa1 UTSW 19 5,710,551 (GRCm39) missense probably damaging 1.00
R7665:Sipa1 UTSW 19 5,701,699 (GRCm39) missense probably benign 0.00
R7881:Sipa1 UTSW 19 5,701,704 (GRCm39) missense probably damaging 1.00
R7895:Sipa1 UTSW 19 5,702,690 (GRCm39) missense probably benign
R8116:Sipa1 UTSW 19 5,702,140 (GRCm39) missense possibly damaging 0.47
R8309:Sipa1 UTSW 19 5,704,964 (GRCm39) missense probably damaging 0.99
R8708:Sipa1 UTSW 19 5,710,980 (GRCm39) missense probably damaging 0.99
R8709:Sipa1 UTSW 19 5,710,980 (GRCm39) missense probably damaging 0.99
R9445:Sipa1 UTSW 19 5,704,198 (GRCm39) missense probably damaging 1.00
X0057:Sipa1 UTSW 19 5,704,948 (GRCm39) nonsense probably null
X0064:Sipa1 UTSW 19 5,702,764 (GRCm39) missense probably benign 0.23
Predicted Primers PCR Primer
(F):5'- TGAGAAGGTCCAGGCCAATAC -3'
(R):5'- GGCTAAGGCACTCAATGGTG -3'

Sequencing Primer
(F):5'- TCGCGACAGGCACAATTG -3'
(R):5'- CTCAATGGTGAGCAAGCGGC -3'
Posted On 2015-03-18