Incidental Mutation 'R0841:Sipa1'
ID 77188
Institutional Source Beutler Lab
Gene Symbol Sipa1
Ensembl Gene ENSMUSG00000056917
Gene Name signal-induced proliferation associated gene 1
Synonyms SPA-1
MMRRC Submission 039020-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R0841 (G1)
Quality Score 201
Status Validated
Chromosome 19
Chromosomal Location 5701213-5713735 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to A at 5704835 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Alanine to Serine at position 587 (A587S)
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 benign
Transcript: ENSMUST00000071857
AA Change: A587S

PolyPhen 2 Score 0.057 (Sensitivity: 0.94; Specificity: 0.84)
SMART Domains Protein: ENSMUSP00000073618
Gene: ENSMUSG00000056917
AA Change: A587S

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 benign
Transcript: ENSMUST00000080824
AA Change: A587S

PolyPhen 2 Score 0.057 (Sensitivity: 0.94; Specificity: 0.84)
SMART Domains Protein: ENSMUSP00000079637
Gene: ENSMUSG00000056917
AA Change: A587S

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 benign
Transcript: ENSMUST00000164304
AA Change: A587S

PolyPhen 2 Score 0.057 (Sensitivity: 0.94; Specificity: 0.84)
SMART Domains Protein: ENSMUSP00000128208
Gene: ENSMUSG00000056917
AA Change: A587S

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 benign
Transcript: ENSMUST00000169854
AA Change: A587S

PolyPhen 2 Score 0.057 (Sensitivity: 0.94; Specificity: 0.84)
SMART Domains Protein: ENSMUSP00000132345
Gene: ENSMUSG00000056917
AA Change: A587S

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 0.0709 question?
Coding Region Coverage
  • 1x: 99.7%
  • 3x: 99.1%
  • 10x: 97.4%
  • 20x: 94.1%
Validation Efficiency 94% (45/48)
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: 42 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2310002L09Rik T A 4: 73,860,986 (GRCm39) M205L probably benign Het
Aass A T 6: 23,075,810 (GRCm39) C776S probably benign Het
Abi3bp T C 16: 56,488,639 (GRCm39) S1257P possibly damaging Het
Arhgap9 T A 10: 127,165,508 (GRCm39) M639K probably damaging Het
Ctsj C T 13: 61,150,357 (GRCm39) S214N probably damaging Het
Dnali1 T C 4: 124,959,340 (GRCm39) S18G possibly damaging Het
Eif4g3 C T 4: 137,893,129 (GRCm39) T959M probably damaging Het
Eml3 G A 19: 8,915,049 (GRCm39) M635I probably benign Het
Eml6 A G 11: 29,727,430 (GRCm39) F1231L probably benign Het
Fat4 A C 3: 39,050,147 (GRCm39) K4003T probably damaging Het
Fcho1 C T 8: 72,165,204 (GRCm39) A418T probably benign Het
Fgfr2 G A 7: 129,863,635 (GRCm39) P4S probably benign Het
Fgfr2 T C 7: 130,373,737 (GRCm39) probably benign Het
Glp1r T C 17: 31,138,406 (GRCm39) V160A probably benign Het
Gm9726 C T 12: 93,895,054 (GRCm39) noncoding transcript Het
Gm9956 C A 10: 56,621,424 (GRCm39) L29M unknown Het
Gm9956 T A 10: 56,621,425 (GRCm39) L29Q unknown Het
Hddc3 T A 7: 79,995,401 (GRCm39) S139T probably benign Het
Hmcn1 A T 1: 150,555,358 (GRCm39) probably null Het
Inpp5k T C 11: 75,524,285 (GRCm39) probably benign Het
Kcnq1 A G 7: 142,661,189 (GRCm39) K32E probably benign Het
Krtdap A T 7: 30,488,975 (GRCm39) probably benign Het
Ldb2 A G 5: 44,690,016 (GRCm39) L201P probably damaging Het
Mdn1 T C 4: 32,752,032 (GRCm39) V4590A probably benign Het
Nip7 C A 8: 107,784,007 (GRCm39) H82Q probably benign Het
Odad2 G T 18: 7,268,436 (GRCm39) P361Q probably damaging Het
Or52l1 A T 7: 104,830,061 (GRCm39) V168E probably damaging Het
Otud6b T A 4: 14,812,532 (GRCm39) T272S probably benign Het
Plxna1 A G 6: 89,309,186 (GRCm39) V1131A probably damaging Het
Prl7a1 T A 13: 27,826,393 (GRCm39) probably benign Het
Slc17a6 A T 7: 51,275,063 (GRCm39) I41F probably benign Het
Slc43a2 T A 11: 75,457,815 (GRCm39) Y363* probably null Het
Smg1 A T 7: 117,742,524 (GRCm39) L3230Q possibly damaging Het
Snapc1 C T 12: 74,021,780 (GRCm39) probably benign Het
Syne2 T C 12: 76,121,209 (GRCm39) probably benign Het
Tap2 C A 17: 34,434,914 (GRCm39) D652E possibly damaging Het
Trp53rkb T C 2: 166,637,430 (GRCm39) C129R probably benign Het
Ugt2a2 T C 5: 87,622,648 (GRCm39) T317A probably benign Het
Ugt3a1 G A 15: 9,306,214 (GRCm39) S121N probably benign Het
Unc80 T C 1: 66,511,247 (GRCm39) V85A probably damaging Het
Vmn2r71 A G 7: 85,267,749 (GRCm39) T68A possibly damaging Het
Zfp7 G A 15: 76,775,704 (GRCm39) C582Y probably damaging 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
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
R3741:Sipa1 UTSW 19 5,704,885 (GRCm39) missense probably damaging 1.00
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'- CAGATCGAGTTGGTGCTCTGAGAAG -3'
(R):5'- GCTAAGGCACTCAATGGTGAGCAAG -3'

Sequencing Primer
(F):5'- GAAGGTCCAGGCCAATACGTC -3'
(R):5'- GTCATGCACGCCAGTTCC -3'
Posted On 2013-10-16