Incidental Mutation 'R6922:Upf3a'
ID 539680
Institutional Source Beutler Lab
Gene Symbol Upf3a
Ensembl Gene ENSMUSG00000038398
Gene Name UPF3 regulator of nonsense transcripts homolog A (yeast)
Synonyms RENT3A, 2600001C03Rik, 4930546M19Rik, UPF3
MMRRC Submission 045041-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R6922 (G1)
Quality Score 225.009
Status Not validated
Chromosome 8
Chromosomal Location 13835615-13849193 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to T at 13841911 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Alanine to Serine at position 149 (A149S)
Ref Sequence ENSEMBL: ENSMUSP00000037354 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000043767]
AlphaFold Q3ULJ3
Predicted Effect probably damaging
Transcript: ENSMUST00000043767
AA Change: A149S

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000037354
Gene: ENSMUSG00000038398
AA Change: A149S

DomainStartEndE-ValueType
low complexity region 6 18 N/A INTRINSIC
Pfam:Smg4_UPF3 63 224 1.4e-54 PFAM
Meta Mutation Damage Score 0.5200 question?
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.3%
  • 20x: 97.7%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a protein that is part of a post-splicing multiprotein complex involved in both mRNA nuclear export and mRNA surveillance. The encoded protein is one of two functional homologs to yeast Upf3p. mRNA surveillance detects exported mRNAs with truncated open reading frames and initiates nonsense-mediated mRNA decay (NMD). When translation ends upstream from the last exon-exon junction, this triggers NMD to degrade mRNAs containing premature stop codons. This protein binds to the mRNA and remains bound after nuclear export, acting as a nucleocytoplasmic shuttling protein. It forms with Y14 a complex that binds specifically 20 nt upstream of exon-exon junctions. This gene is located on the long arm of chromosome 13. Two splice variants encoding different isoforms have been found for this gene. [provided by RefSeq, Jul 2008]
PHENOTYPE: The gene product protects against mRNA transcript degradation. Homozygous constitutive KO is embryonic lethal. Homozygous conditional KO in testes leads to reduced male fertility. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 44 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Ago2 T C 15: 72,985,601 (GRCm39) I665V probably benign Het
Aoc1l3 T G 6: 48,964,508 (GRCm39) F172C probably damaging Het
Arhgap32 A T 9: 32,063,983 (GRCm39) M74L possibly damaging Het
Asb4 T C 6: 5,398,304 (GRCm39) C90R possibly damaging Het
B3galt4 T A 17: 34,169,821 (GRCm39) D139V probably damaging Het
Camta2 A C 11: 70,564,964 (GRCm39) I852S probably benign Het
Cd200l1 A T 16: 45,264,294 (GRCm39) M88K probably benign Het
Cox4i2 G T 2: 152,599,015 (GRCm39) E57D probably benign Het
Dip2b T C 15: 100,091,724 (GRCm39) I1055T probably benign Het
Eif1ad18 T A 12: 88,050,602 (GRCm39) W46R probably benign Het
Eif4g3 C T 4: 137,824,646 (GRCm39) P284S probably damaging Het
Ephb1 C A 9: 101,806,463 (GRCm39) probably null Het
Fbxw7 A T 3: 84,879,723 (GRCm39) probably null Het
Frem1 C A 4: 82,840,506 (GRCm39) D1789Y probably damaging Het
Gm29106 A T 1: 118,127,524 (GRCm39) R405S probably damaging Het
Greb1l G A 18: 10,547,482 (GRCm39) V1567M possibly damaging Het
Hapstr1 A G 16: 8,648,553 (GRCm39) probably null Het
Heatr1 C A 13: 12,449,956 (GRCm39) D1983E probably benign Het
Lhfpl2 G T 13: 94,311,029 (GRCm39) A100S probably damaging Het
Lrp5 A T 19: 3,655,301 (GRCm39) V1073D probably damaging Het
Naip6 G A 13: 100,438,706 (GRCm39) L364F possibly damaging Het
Nek9 A G 12: 85,350,311 (GRCm39) L921P probably damaging Het
Nim1k C T 13: 120,189,263 (GRCm39) E49K probably damaging Het
Nsun5 A C 5: 135,399,046 (GRCm39) N32T probably damaging Het
Nuggc T C 14: 65,855,092 (GRCm39) S325P probably damaging Het
Or2d36 A G 7: 106,747,290 (GRCm39) I256V probably damaging Het
Or5w12 T A 2: 87,501,797 (GRCm39) K305* probably null Het
Pcdhga7 A G 18: 37,848,710 (GRCm39) D239G probably damaging Het
Pld2 A G 11: 70,444,273 (GRCm39) D523G probably benign Het
Prokr1 C A 6: 87,565,455 (GRCm39) W130L probably damaging Het
Prpf8 A G 11: 75,381,562 (GRCm39) N266S probably damaging Het
Rdh10 T C 1: 16,176,255 (GRCm39) V5A probably benign Het
Rp1l1 T C 14: 64,267,834 (GRCm39) L1140P possibly damaging Het
Sacs A G 14: 61,448,874 (GRCm39) D3640G probably damaging Het
Smarca2 A G 19: 26,668,749 (GRCm39) E916G probably damaging Het
Steap3 A T 1: 120,171,624 (GRCm39) H160Q probably damaging Het
Tlk2 T C 11: 105,147,779 (GRCm39) probably null Het
Tmprss4 A G 9: 45,097,220 (GRCm39) V15A probably benign Het
Togaram2 T C 17: 72,014,129 (GRCm39) L559P probably damaging Het
Topbp1 T A 9: 103,213,045 (GRCm39) L990H probably damaging Het
Ttll7 A G 3: 146,615,369 (GRCm39) T278A possibly damaging Het
Ttn G A 2: 76,604,780 (GRCm39) L18385F probably damaging Het
Vmn2r111 T C 17: 22,778,032 (GRCm39) N549S possibly damaging Het
Zfp316 A T 5: 143,239,280 (GRCm39) F913Y probably damaging Het
Other mutations in Upf3a
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01398:Upf3a APN 8 13,836,221 (GRCm39) missense probably damaging 0.98
IGL01678:Upf3a APN 8 13,841,930 (GRCm39) missense probably benign 0.21
IGL02072:Upf3a APN 8 13,848,368 (GRCm39) missense probably damaging 0.99
R0309:Upf3a UTSW 8 13,845,500 (GRCm39) splice site probably null
R0564:Upf3a UTSW 8 13,845,656 (GRCm39) missense probably benign 0.42
R0571:Upf3a UTSW 8 13,842,184 (GRCm39) missense probably damaging 0.98
R0826:Upf3a UTSW 8 13,848,338 (GRCm39) missense possibly damaging 0.65
R1387:Upf3a UTSW 8 13,842,118 (GRCm39) missense probably damaging 1.00
R1913:Upf3a UTSW 8 13,842,108 (GRCm39) missense probably damaging 1.00
R2072:Upf3a UTSW 8 13,835,850 (GRCm39) missense possibly damaging 0.63
R2520:Upf3a UTSW 8 13,846,443 (GRCm39) splice site probably null
R3845:Upf3a UTSW 8 13,848,238 (GRCm39) missense probably benign 0.16
R4239:Upf3a UTSW 8 13,846,591 (GRCm39) missense probably benign 0.28
R4424:Upf3a UTSW 8 13,846,573 (GRCm39) missense probably benign 0.09
R5522:Upf3a UTSW 8 13,845,497 (GRCm39) critical splice donor site probably null
R6321:Upf3a UTSW 8 13,837,466 (GRCm39) missense possibly damaging 0.53
R7583:Upf3a UTSW 8 13,835,889 (GRCm39) splice site probably null
R7585:Upf3a UTSW 8 13,837,418 (GRCm39) missense probably damaging 1.00
R7695:Upf3a UTSW 8 13,848,279 (GRCm39) missense probably benign 0.01
R7991:Upf3a UTSW 8 13,842,166 (GRCm39) missense probably damaging 1.00
R8913:Upf3a UTSW 8 13,845,728 (GRCm39) missense possibly damaging 0.94
R9638:Upf3a UTSW 8 13,848,343 (GRCm39) missense probably benign
Predicted Primers PCR Primer
(F):5'- ACTCTCCTGGAAGCACGTTTG -3'
(R):5'- AGGCTGTACGACTCCAGGAAC -3'

Sequencing Primer
(F):5'- GCATGTTTGGATTTACAGCTTACC -3'
(R):5'- CTGGGTCTGTTACAGAATGAATG -3'
Posted On 2018-11-06