Incidental Mutation 'R2430:Ass1'
ID 250363
Institutional Source Beutler Lab
Gene Symbol Ass1
Ensembl Gene ENSMUSG00000076441
Gene Name argininosuccinate synthetase 1
Synonyms ASS, fold, Ass-1
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R2430 (G1)
Quality Score 225
Status Not validated
Chromosome 2
Chromosomal Location 31360282-31410682 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 31391508 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Histidine to Arginine at position 261 (H261R)
Ref Sequence ENSEMBL: ENSMUSP00000099904 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000102840]
AlphaFold P16460
Predicted Effect probably damaging
Transcript: ENSMUST00000102840
AA Change: H261R

PolyPhen 2 Score 0.998 (Sensitivity: 0.27; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000099904
Gene: ENSMUSG00000076441
AA Change: H261R

DomainStartEndE-ValueType
Pfam:QueC 6 93 2.8e-7 PFAM
Pfam:Arginosuc_synth 8 403 1.9e-177 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000126474
Predicted Effect noncoding transcript
Transcript: ENSMUST00000192802
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.5%
  • 10x: 96.9%
  • 20x: 93.7%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The protein encoded by this gene catalyzes the penultimate step of the arginine biosynthetic pathway. There are approximately 10 to 14 copies of this gene including the pseudogenes scattered across the human genome, among which the one located on chromosome 9 appears to be the only functional gene for argininosuccinate synthetase. Mutations in the chromosome 9 copy of this gene cause citrullinemia. Two transcript variants encoding the same protein have been found for this gene. [provided by RefSeq, Aug 2012]
PHENOTYPE: Targeted disruption of this gene results in high levels of blood citrulline, hyperammonemia, and death by 24 hours after birth. Some spontaneous mutations display wrinkled skin, sparse hair with delayed hair appearance and abnormal hair follicle morphology. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 23 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Arc T C 15: 74,543,740 (GRCm39) E161G probably benign Het
Car11 T A 7: 45,353,072 (GRCm39) probably null Het
Crebbp T C 16: 3,914,329 (GRCm39) H844R probably damaging Het
Dnai2 A G 11: 114,648,012 (GRCm39) probably benign Het
Eya2 T C 2: 165,558,050 (GRCm39) probably null Het
Klhl40 A G 9: 121,609,667 (GRCm39) D484G possibly damaging Het
Knstrn A G 2: 118,664,584 (GRCm39) probably benign Het
Nckap5 A G 1: 125,842,494 (GRCm39) S1838P probably damaging Het
Nipsnap2 A G 5: 129,821,855 (GRCm39) D117G possibly damaging Het
Nudt15 C T 14: 73,762,742 (GRCm39) probably benign Het
Or5w16 T A 2: 87,576,999 (GRCm39) M153K possibly damaging Het
Or8k35 A G 2: 86,425,052 (GRCm39) I40T probably benign Het
Pcdh20 T C 14: 88,704,984 (GRCm39) D772G probably damaging Het
Pdss1 T A 2: 22,819,605 (GRCm39) Y289* probably null Het
Phc2 A T 4: 128,601,776 (GRCm39) Y77F probably damaging Het
Ppip5k2 A T 1: 97,662,755 (GRCm39) Y667N probably damaging Het
Prdm2 A G 4: 142,859,733 (GRCm39) S1186P possibly damaging Het
Prr36 A T 8: 4,263,488 (GRCm39) probably benign Het
Reck C T 4: 43,930,202 (GRCm39) T592I possibly damaging Het
Rprd2 T A 3: 95,672,107 (GRCm39) K1015* probably null Het
Tfrc T G 16: 32,445,529 (GRCm39) Y617D probably damaging Het
Tnfsf11 A C 14: 78,521,752 (GRCm39) D152E probably benign Het
Vmn2r54 T A 7: 12,365,933 (GRCm39) I334F probably damaging Het
Other mutations in Ass1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01413:Ass1 APN 2 31,366,934 (GRCm39) missense probably damaging 1.00
IGL02152:Ass1 APN 2 31,382,336 (GRCm39) missense probably damaging 1.00
R0008:Ass1 UTSW 2 31,404,831 (GRCm39) missense probably damaging 1.00
R0083:Ass1 UTSW 2 31,404,831 (GRCm39) missense probably damaging 1.00
R0084:Ass1 UTSW 2 31,404,831 (GRCm39) missense probably damaging 1.00
R0085:Ass1 UTSW 2 31,404,831 (GRCm39) missense probably damaging 1.00
R0087:Ass1 UTSW 2 31,404,831 (GRCm39) missense probably damaging 1.00
R0183:Ass1 UTSW 2 31,404,831 (GRCm39) missense probably damaging 1.00
R0220:Ass1 UTSW 2 31,404,831 (GRCm39) missense probably damaging 1.00
R0254:Ass1 UTSW 2 31,404,831 (GRCm39) missense probably damaging 1.00
R0302:Ass1 UTSW 2 31,404,831 (GRCm39) missense probably damaging 1.00
R0346:Ass1 UTSW 2 31,404,831 (GRCm39) missense probably damaging 1.00
R0440:Ass1 UTSW 2 31,404,831 (GRCm39) missense probably damaging 1.00
R0472:Ass1 UTSW 2 31,404,831 (GRCm39) missense probably damaging 1.00
R0605:Ass1 UTSW 2 31,404,831 (GRCm39) missense probably damaging 1.00
R0644:Ass1 UTSW 2 31,404,831 (GRCm39) missense probably damaging 1.00
R1460:Ass1 UTSW 2 31,404,753 (GRCm39) missense probably benign 0.37
R1465:Ass1 UTSW 2 31,410,428 (GRCm39) makesense probably null
R1465:Ass1 UTSW 2 31,410,428 (GRCm39) makesense probably null
R1770:Ass1 UTSW 2 31,376,528 (GRCm39) missense probably benign 0.29
R1908:Ass1 UTSW 2 31,383,160 (GRCm39) nonsense probably null
R2361:Ass1 UTSW 2 31,410,394 (GRCm39) missense probably benign 0.02
R3816:Ass1 UTSW 2 31,400,117 (GRCm39) splice site probably benign
R4614:Ass1 UTSW 2 31,404,795 (GRCm39) missense probably damaging 1.00
R4628:Ass1 UTSW 2 31,371,000 (GRCm39) missense probably damaging 1.00
R5007:Ass1 UTSW 2 31,391,544 (GRCm39) missense possibly damaging 0.90
R5069:Ass1 UTSW 2 31,400,185 (GRCm39) missense probably damaging 1.00
R5081:Ass1 UTSW 2 31,378,665 (GRCm39) critical splice donor site probably null
R5315:Ass1 UTSW 2 31,382,341 (GRCm39) missense probably benign 0.21
R5370:Ass1 UTSW 2 31,408,745 (GRCm39) missense possibly damaging 0.56
R6259:Ass1 UTSW 2 31,378,654 (GRCm39) missense possibly damaging 0.80
R6541:Ass1 UTSW 2 31,400,245 (GRCm39) missense probably damaging 0.99
R6731:Ass1 UTSW 2 31,404,796 (GRCm39) missense probably damaging 1.00
R6927:Ass1 UTSW 2 31,404,813 (GRCm39) missense probably damaging 1.00
R7811:Ass1 UTSW 2 31,404,753 (GRCm39) missense probably benign 0.37
R7995:Ass1 UTSW 2 31,376,552 (GRCm39) missense probably benign 0.00
R8504:Ass1 UTSW 2 31,391,544 (GRCm39) missense possibly damaging 0.90
R8816:Ass1 UTSW 2 31,383,189 (GRCm39) critical splice donor site probably benign
R8865:Ass1 UTSW 2 31,410,407 (GRCm39) missense probably benign 0.00
R8930:Ass1 UTSW 2 31,382,387 (GRCm39) missense probably damaging 1.00
R8932:Ass1 UTSW 2 31,382,387 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- TGACCCAGACAATCCGTTCTC -3'
(R):5'- CTCACTTCATCGGGGTGTAAG -3'

Sequencing Primer
(F):5'- AGACAATCCGTTCTCTTTCAGGG -3'
(R):5'- TCACTTCATCGGGGTGTAAGAGAAAG -3'
Posted On 2014-11-12