Incidental Mutation 'R5427:Atg4b'
ID 426933
Institutional Source Beutler Lab
Gene Symbol Atg4b
Ensembl Gene ENSMUSG00000026280
Gene Name autophagy related 4B, cysteine peptidase
Synonyms 2510009N07Rik, autophagin 1, Apg4b
MMRRC Submission 042993-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.098) question?
Stock # R5427 (G1)
Quality Score 225
Status Validated
Chromosome 1
Chromosomal Location 93682627-93717328 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to C at 93702928 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Lysine to Asparagine at position 86 (K86N)
Ref Sequence ENSEMBL: ENSMUSP00000139541 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000027502] [ENSMUST00000149436] [ENSMUST00000185482] [ENSMUST00000187824]
AlphaFold no structure available at present
Predicted Effect probably damaging
Transcript: ENSMUST00000027502
AA Change: K119N

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000027502
Gene: ENSMUSG00000026280
AA Change: K119N

DomainStartEndE-ValueType
Pfam:Peptidase_C54 39 335 4.4e-104 PFAM
low complexity region 375 393 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000135762
Predicted Effect possibly damaging
Transcript: ENSMUST00000149436
AA Change: K122N

PolyPhen 2 Score 0.743 (Sensitivity: 0.85; Specificity: 0.92)
SMART Domains Protein: ENSMUSP00000123383
Gene: ENSMUSG00000026280
AA Change: K122N

DomainStartEndE-ValueType
Pfam:Peptidase_C54 42 150 6.9e-49 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000185482
AA Change: K119N

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000140758
Gene: ENSMUSG00000026280
AA Change: K119N

DomainStartEndE-ValueType
Pfam:Peptidase_C54 36 137 2.3e-39 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000186001
Predicted Effect probably damaging
Transcript: ENSMUST00000187824
AA Change: K86N

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000139541
Gene: ENSMUSG00000026280
AA Change: K86N

DomainStartEndE-ValueType
Pfam:Peptidase_C54 61 121 1.5e-16 PFAM
Meta Mutation Damage Score 0.4997 question?
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.6%
  • 10x: 97.3%
  • 20x: 95.3%
Validation Efficiency 97% (58/60)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] Autophagy is the process by which endogenous proteins and damaged organelles are destroyed intracellularly. Autophagy is postulated to be essential for cell homeostasis and cell remodeling during differentiation, metamorphosis, non-apoptotic cell death, and aging. Reduced levels of autophagy have been described in some malignant tumors, and a role for autophagy in controlling the unregulated cell growth linked to cancer has been proposed. This gene encodes a member of the autophagin protein family. The encoded protein is also designated as a member of the C-54 family of cysteine proteases. Alternate transcriptional splice variants, encoding different isoforms, have been characterized. [provided by RefSeq, Jul 2008]
PHENOTYPE: Mice homozygous for a gene trap allele exhibit decreased autophagy, impaired swimming, circling, head tilting, and abnormal utricle, saccular, and otolith morphology. Mice homozygous for another gene trap allele exhibit partial preweaning lethality and impaired motor coordination and learning. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 56 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Aaas A G 15: 102,248,385 (GRCm39) V277A possibly damaging Het
Adcy7 G A 8: 89,052,829 (GRCm39) probably null Het
Adgrg5 A T 8: 95,661,730 (GRCm39) D157V probably benign Het
Akap13 A G 7: 75,378,617 (GRCm39) N2090S possibly damaging Het
Alpi T C 1: 87,029,076 (GRCm39) N33D probably benign Het
Anapc15 C T 7: 101,547,810 (GRCm39) P68L probably damaging Het
Ankrd34a G A 3: 96,504,837 (GRCm39) G14R probably damaging Het
Anp32a A G 9: 62,284,598 (GRCm39) probably benign Het
Bbx T C 16: 50,100,860 (GRCm39) T12A probably benign Het
Catsperg2 T C 7: 29,414,275 (GRCm39) T377A possibly damaging Het
Ccdc158 T C 5: 92,796,821 (GRCm39) Q505R probably damaging Het
Cep135 T A 5: 76,786,049 (GRCm39) S1051T probably benign Het
Cryab A G 9: 50,667,593 (GRCm39) D109G probably damaging Het
Crym A C 7: 119,798,445 (GRCm39) probably benign Het
Csf2rb2 T A 15: 78,173,111 (GRCm39) S250C probably damaging Het
Diaph1 A T 18: 38,023,648 (GRCm39) V730E unknown Het
Eci3 G T 13: 35,143,931 (GRCm39) L65M possibly damaging Het
Erg28 T C 12: 85,866,341 (GRCm39) N46D probably damaging Het
Fam89b A G 19: 5,778,819 (GRCm39) S127P probably benign Het
Fign A G 2: 63,809,342 (GRCm39) Y643H probably damaging Het
Galk2 T C 2: 125,788,741 (GRCm39) V265A probably benign Het
Gclm T C 3: 122,059,976 (GRCm39) V252A probably damaging Het
Git2 A G 5: 114,868,389 (GRCm39) S584P possibly damaging Het
Iqcf3 T C 9: 106,421,059 (GRCm39) probably null Het
Kcnk3 A G 5: 30,779,639 (GRCm39) T230A possibly damaging Het
Mettl25b T C 3: 87,831,639 (GRCm39) probably benign Het
Myh10 T C 11: 68,693,757 (GRCm39) L1486P probably damaging Het
Myom2 C A 8: 15,163,764 (GRCm39) A1006E probably benign Het
Myt1l G A 12: 29,882,331 (GRCm39) G509R unknown Het
Nampt A T 12: 32,884,914 (GRCm39) H111L probably benign Het
Nid1 A G 13: 13,658,268 (GRCm39) Y671C probably damaging Het
Npy5r G A 8: 67,133,672 (GRCm39) R374C probably damaging Het
Or10ag54 A T 2: 87,099,858 (GRCm39) K244N probably benign Het
Or5b123 A T 19: 13,596,714 (GRCm39) S20C probably benign Het
Palld C T 8: 62,003,106 (GRCm39) C720Y probably benign Het
Pcsk6 C T 7: 65,683,647 (GRCm39) T606M probably benign Het
Pfas T C 11: 68,891,979 (GRCm39) I176M possibly damaging Het
Pi4kb A G 3: 94,901,518 (GRCm39) D395G probably benign Het
Plod3 A T 5: 137,020,642 (GRCm39) Y547F probably damaging Het
Plscr1l1 G A 9: 92,234,649 (GRCm39) C128Y probably benign Het
Pnpo T C 11: 96,834,633 (GRCm39) Y21C probably benign Het
Rgs1 A T 1: 144,122,018 (GRCm39) C118* probably null Het
Slc22a27 A G 19: 7,856,753 (GRCm39) probably null Het
Sntb1 C G 15: 55,506,191 (GRCm39) G461R probably damaging Het
Sppl2c G A 11: 104,078,693 (GRCm39) V498I probably benign Het
Stim2 A T 5: 54,268,281 (GRCm39) I448F possibly damaging Het
Sulf1 A T 1: 12,867,136 (GRCm39) T107S possibly damaging Het
Tenm3 A G 8: 48,689,599 (GRCm39) V1996A probably damaging Het
Timm23 G A 14: 31,911,103 (GRCm39) T171I possibly damaging Het
Tssk2 A G 16: 17,716,729 (GRCm39) D44G probably damaging Het
Vmn2r28 A T 7: 5,489,376 (GRCm39) Y488N probably damaging Het
Zbed6 A G 1: 133,585,333 (GRCm39) V668A possibly damaging Het
Zbtb48 A G 4: 152,105,108 (GRCm39) F518S probably damaging Het
Zfp709 A G 8: 72,642,976 (GRCm39) E135G probably benign Het
Zfp788 G A 7: 41,299,076 (GRCm39) V571I possibly damaging Het
Zfp963 A G 8: 70,196,106 (GRCm39) S116P probably benign Het
Other mutations in Atg4b
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01832:Atg4b APN 1 93,713,626 (GRCm39) splice site probably benign
IGL01875:Atg4b APN 1 93,706,032 (GRCm39) missense probably damaging 1.00
IGL02884:Atg4b APN 1 93,715,437 (GRCm39) utr 3 prime probably benign
R0050:Atg4b UTSW 1 93,715,440 (GRCm39) utr 3 prime probably benign
R0050:Atg4b UTSW 1 93,715,440 (GRCm39) utr 3 prime probably benign
R0387:Atg4b UTSW 1 93,714,278 (GRCm39) missense probably benign 0.02
R0533:Atg4b UTSW 1 93,712,632 (GRCm39) splice site probably benign
R2382:Atg4b UTSW 1 93,712,564 (GRCm39) missense probably damaging 1.00
R3113:Atg4b UTSW 1 93,703,426 (GRCm39) splice site probably benign
R3730:Atg4b UTSW 1 93,695,997 (GRCm39) missense probably damaging 0.99
R4303:Atg4b UTSW 1 93,695,984 (GRCm39) missense probably benign 0.02
R4612:Atg4b UTSW 1 93,714,263 (GRCm39) missense probably damaging 1.00
R5027:Atg4b UTSW 1 93,714,297 (GRCm39) missense probably benign 0.00
R5048:Atg4b UTSW 1 93,703,380 (GRCm39) missense possibly damaging 0.75
R5735:Atg4b UTSW 1 93,701,519 (GRCm39) missense probably damaging 1.00
R7209:Atg4b UTSW 1 93,702,955 (GRCm39) missense probably damaging 1.00
R8194:Atg4b UTSW 1 93,713,694 (GRCm39) nonsense probably null
R8214:Atg4b UTSW 1 93,712,609 (GRCm39) missense probably damaging 1.00
R8724:Atg4b UTSW 1 93,696,023 (GRCm39) missense probably damaging 0.99
R8949:Atg4b UTSW 1 93,715,479 (GRCm39) makesense probably null
R8987:Atg4b UTSW 1 93,706,081 (GRCm39) missense possibly damaging 0.54
R9357:Atg4b UTSW 1 93,713,648 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- TTGAAATCCTGGCAGATTTGAC -3'
(R):5'- ACTCACTGCAGGCTGTACAG -3'

Sequencing Primer
(F):5'- ATCCTGGCAGATTTGACTTCTAAC -3'
(R):5'- GCTAGTGCTGGAACACCC -3'
Posted On 2016-09-01