Incidental Mutation 'R1061:Mtap'
ID 94452
Institutional Source Beutler Lab
Gene Symbol Mtap
Ensembl Gene ENSMUSG00000062937
Gene Name methylthioadenosine phosphorylase
Synonyms 1300019I21Rik
MMRRC Submission 039147-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R1061 (G1)
Quality Score 225
Status Not validated
Chromosome 4
Chromosomal Location 89055607-89099327 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to A at 89074821 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Glutamic Acid at position 106 (D106E)
Ref Sequence ENSEMBL: ENSMUSP00000061092 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000058030]
AlphaFold Q9CQ65
Predicted Effect probably benign
Transcript: ENSMUST00000058030
AA Change: D106E

PolyPhen 2 Score 0.148 (Sensitivity: 0.92; Specificity: 0.87)
SMART Domains Protein: ENSMUSP00000061092
Gene: ENSMUSG00000062937
AA Change: D106E

DomainStartEndE-ValueType
Pfam:PNP_UDP_1 11 256 3.6e-50 PFAM
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.3%
  • 10x: 96.4%
  • 20x: 93.1%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes an enzyme that plays a major role in polyamine metabolism and is important for the salvage of both adenine and methionine. The encoded enzyme is deficient in many cancers because this gene and the tumor suppressor p16 gene are co-deleted. Multiple alternatively spliced transcript variants have been described for this gene, but their full-length natures remain unknown. [provided by RefSeq, Jul 2008]
PHENOTYPE: Mice homozygous for a gene trapped allele die by E8.5. Heterozygotes display no significant hearing loss up to 6 months of age. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 63 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcb11 C T 2: 69,108,153 (GRCm39) A715T probably benign Het
Ampd2 A G 3: 107,983,005 (GRCm39) Y641H probably damaging Het
Aqp4 A T 18: 15,531,248 (GRCm39) V171E probably damaging Het
Arid4a T A 12: 71,121,729 (GRCm39) S381R probably damaging Het
Armc8 T G 9: 99,419,784 (GRCm39) N51H probably damaging Het
Asic5 T A 3: 81,928,308 (GRCm39) Y424N probably damaging Het
Bcl11a A T 11: 24,114,069 (GRCm39) K471* probably null Het
Birc6 A G 17: 74,996,307 (GRCm39) T4494A probably damaging Het
Btbd9 A G 17: 30,746,409 (GRCm39) I139T probably benign Het
Ccdc60 C A 5: 116,310,527 (GRCm39) R178S possibly damaging Het
Cd163 C T 6: 124,286,128 (GRCm39) A226V probably benign Het
Cibar2 C A 8: 120,896,443 (GRCm39) probably null Het
Cog1 T G 11: 113,542,863 (GRCm39) S170A probably benign Het
Cwc15 T C 9: 14,419,211 (GRCm39) L169P probably damaging Het
Cyp3a25 A T 5: 145,923,643 (GRCm39) D333E probably benign Het
Ddc C T 11: 11,779,132 (GRCm39) V331I probably benign Het
Dlc1 T A 8: 37,325,205 (GRCm39) T367S probably benign Het
Dnah17 T C 11: 117,943,514 (GRCm39) D3183G possibly damaging Het
Eif2a T A 3: 58,452,486 (GRCm39) Y165* probably null Het
Eml6 T C 11: 29,727,267 (GRCm39) D1285G probably damaging Het
Fasn T C 11: 120,713,008 (GRCm39) probably null Het
Fbn1 T C 2: 125,187,883 (GRCm39) T1549A probably benign Het
Fezf2 T C 14: 12,342,713 (GRCm38) Y384C probably damaging Het
Flvcr1 A T 1: 190,740,370 (GRCm39) V550E probably benign Het
Gcm2 A G 13: 41,259,347 (GRCm39) W41R probably damaging Het
Gli2 A T 1: 118,782,247 (GRCm39) M160K possibly damaging Het
Gpr61 C T 3: 108,057,623 (GRCm39) R346H probably damaging Het
Hoxa5 A T 6: 52,181,135 (GRCm39) S66T probably benign Het
Hsph1 A T 5: 149,541,883 (GRCm39) V781D possibly damaging Het
Kdm3b G A 18: 34,929,915 (GRCm39) V220M probably damaging Het
Klhl25 T A 7: 75,516,268 (GRCm39) Y391* probably null Het
Mc2r A T 18: 68,540,880 (GRCm39) Y138N probably damaging Het
Nup43 G T 10: 7,543,435 (GRCm39) W37L probably damaging Het
Nxpe2 T A 9: 48,237,663 (GRCm39) E197D probably damaging Het
Odad1 T C 7: 45,591,179 (GRCm39) I218T probably damaging Het
Or10d1c C A 9: 38,893,779 (GRCm39) C187F probably damaging Het
Or55b4 T A 7: 102,133,321 (GRCm39) *335C probably null Het
Or5p60 T C 7: 107,723,663 (GRCm39) Y269C probably damaging Het
Or8h8 A T 2: 86,753,126 (GRCm39) V250D possibly damaging Het
Pitrm1 A G 13: 6,605,611 (GRCm39) H186R probably damaging Het
Pklr C T 3: 89,052,188 (GRCm39) R467C probably damaging Het
Plxna2 A G 1: 194,326,401 (GRCm39) N112D probably damaging Het
Ppp1r16a C T 15: 76,577,869 (GRCm39) Q328* probably null Het
Ppp3cb A C 14: 20,558,682 (GRCm39) probably null Het
R3hcc1l C T 19: 42,571,865 (GRCm39) R135* probably null Het
Ralyl A C 3: 14,180,761 (GRCm39) D68A probably damaging Het
Rif1 GCCACCA GCCA 2: 52,000,336 (GRCm39) probably benign Het
S100a1 T C 3: 90,418,619 (GRCm39) N65S probably damaging Het
Scn11a A T 9: 119,624,729 (GRCm39) M531K probably damaging Het
Slc5a5 T A 8: 71,342,865 (GRCm39) M232L probably benign Het
Tet3 A T 6: 83,350,305 (GRCm39) N1054K probably damaging Het
Tg A G 15: 66,570,408 (GRCm39) N1427D probably benign Het
Tns1 A C 1: 73,956,831 (GRCm39) V530G probably damaging Het
Trcg1 C A 9: 57,153,156 (GRCm39) Q600K possibly damaging Het
Tshz3 A G 7: 36,468,131 (GRCm39) E40G probably damaging Het
Usp34 T C 11: 23,334,420 (GRCm39) F1138S possibly damaging Het
Vmn2r26 C T 6: 124,038,603 (GRCm39) T726I probably benign Het
Vmn2r97 A T 17: 19,148,440 (GRCm39) R112* probably null Het
Vwa2 G T 19: 56,897,426 (GRCm39) R577L probably benign Het
Vwa3b A C 1: 37,196,511 (GRCm39) Q46P probably damaging Het
Wdr25 T A 12: 108,958,725 (GRCm39) probably null Het
Wrap53 A G 11: 69,453,226 (GRCm39) L405P probably damaging Het
Zfp629 C A 7: 127,211,161 (GRCm39) W216L probably damaging Het
Other mutations in Mtap
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00900:Mtap APN 4 89,090,594 (GRCm39) nonsense probably null
IGL01330:Mtap APN 4 89,089,460 (GRCm39) missense probably damaging 1.00
R0003:Mtap UTSW 4 89,070,235 (GRCm39) splice site probably benign
R1156:Mtap UTSW 4 89,089,459 (GRCm39) missense probably benign 0.41
R1692:Mtap UTSW 4 89,095,151 (GRCm39) missense probably benign 0.00
R4585:Mtap UTSW 4 89,090,511 (GRCm39) missense probably benign
R6513:Mtap UTSW 4 89,066,498 (GRCm39) missense possibly damaging 0.68
R7424:Mtap UTSW 4 89,097,699 (GRCm39) splice site probably null
R9032:Mtap UTSW 4 89,090,515 (GRCm39) frame shift probably null
Predicted Primers PCR Primer
(F):5'- TGTTACAGTTCCCTGCTCTGACGG -3'
(R):5'- CATCCAAGCTAATTTGCGAGGTGTG -3'

Sequencing Primer
(F):5'- ACGGCGGATGTCATACTTC -3'
(R):5'- TCACCATGTAATGTCCACATATAGC -3'
Posted On 2014-01-05