Incidental Mutation 'R4303:Atg4b'
ID 322480
Institutional Source Beutler Lab
Gene Symbol Atg4b
Ensembl Gene ENSMUSG00000026280
Gene Name autophagy related 4B, cysteine peptidase
Synonyms 2510009N07Rik, autophagin 1, Apg4b
MMRRC Submission 041090-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.098) question?
Stock # R4303 (G1)
Quality Score 225
Status Validated
Chromosome 1
Chromosomal Location 93682627-93717328 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 93695984 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glutamic Acid to Glycine at position 41 (E41G)
Ref Sequence ENSEMBL: ENSMUSP00000140758 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000027502] [ENSMUST00000149436] [ENSMUST00000185482] [ENSMUST00000187824]
AlphaFold no structure available at present
Predicted Effect probably benign
Transcript: ENSMUST00000027502
AA Change: E41G

PolyPhen 2 Score 0.014 (Sensitivity: 0.96; Specificity: 0.79)
SMART Domains Protein: ENSMUSP00000027502
Gene: ENSMUSG00000026280
AA Change: E41G

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 probably benign
Transcript: ENSMUST00000149436
AA Change: E44G

PolyPhen 2 Score 0.017 (Sensitivity: 0.95; Specificity: 0.80)
SMART Domains Protein: ENSMUSP00000123383
Gene: ENSMUSG00000026280
AA Change: E44G

DomainStartEndE-ValueType
Pfam:Peptidase_C54 42 150 6.9e-49 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000185482
AA Change: E41G

PolyPhen 2 Score 0.021 (Sensitivity: 0.95; Specificity: 0.80)
SMART Domains Protein: ENSMUSP00000140758
Gene: ENSMUSG00000026280
AA Change: E41G

DomainStartEndE-ValueType
Pfam:Peptidase_C54 36 137 2.3e-39 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000186001
Predicted Effect probably benign
Transcript: ENSMUST00000187824
AA Change: E41G

PolyPhen 2 Score 0.003 (Sensitivity: 0.98; Specificity: 0.44)
SMART Domains Protein: ENSMUSP00000139541
Gene: ENSMUSG00000026280
AA Change: E41G

DomainStartEndE-ValueType
Pfam:Peptidase_C54 61 121 1.5e-16 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000189152
Meta Mutation Damage Score 0.0847 question?
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.8%
  • 10x: 97.6%
  • 20x: 96.1%
Validation Efficiency 98% (44/45)
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: 43 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcb8 T C 5: 24,606,055 (GRCm39) S247P probably damaging Het
Bckdk T C 7: 127,504,502 (GRCm39) probably benign Het
Cacna2d1 A G 5: 16,507,246 (GRCm39) probably null Het
Chaf1a A G 17: 56,351,068 (GRCm39) D16G unknown Het
Defb12 A G 8: 19,162,737 (GRCm39) I65T probably benign Het
Dnah7c T C 1: 46,787,738 (GRCm39) Y3264H probably damaging Het
Ehhadh C A 16: 21,581,602 (GRCm39) K463N probably damaging Het
Ehmt2 G A 17: 35,127,724 (GRCm39) R901Q possibly damaging Het
Entrep1 G A 19: 23,952,993 (GRCm39) A439V probably damaging Het
Entrep1 C T 19: 23,953,002 (GRCm39) S436N probably damaging Het
Ern2 T C 7: 121,777,069 (GRCm39) probably null Het
Esp6 A G 17: 40,876,035 (GRCm39) T28A possibly damaging Het
Gm17333 A C 16: 77,649,767 (GRCm39) noncoding transcript Het
Heatr5a T C 12: 52,003,008 (GRCm39) T165A probably benign Het
Hoxa5 T C 6: 52,181,240 (GRCm39) S31G probably benign Het
Ift80 A G 3: 68,801,507 (GRCm39) I744T probably benign Het
Kalrn T C 16: 34,055,761 (GRCm39) K853E probably damaging Het
Krt36 A T 11: 99,994,239 (GRCm39) D279E possibly damaging Het
Map3k11 T A 19: 5,740,852 (GRCm39) V193E probably damaging Het
Mrgpra4 T A 7: 47,630,684 (GRCm39) M306L probably benign Het
Myo1a A G 10: 127,549,602 (GRCm39) T428A probably benign Het
Nuggc A G 14: 65,848,621 (GRCm39) H174R possibly damaging Het
Or14c40 G A 7: 86,313,163 (GRCm39) V98M probably benign Het
Or1e29 A T 11: 73,667,664 (GRCm39) M163K possibly damaging Het
Pigr G A 1: 130,769,554 (GRCm39) D122N probably benign Het
Pik3ca C T 3: 32,494,084 (GRCm39) R349* probably null Het
Rfxank T C 8: 70,588,862 (GRCm39) D89G probably damaging Het
Rsf1 CGGCGGCGG CGGCGGCGGTGGCGGCGG 7: 97,229,127 (GRCm39) probably benign Het
Serpina1a A G 12: 103,820,934 (GRCm39) L348P probably damaging Het
Shank1 A G 7: 43,991,898 (GRCm39) Y701C unknown Het
Six4 G T 12: 73,159,314 (GRCm39) D207E possibly damaging Het
Slco3a1 G T 7: 74,204,276 (GRCm39) D21E probably benign Het
Sox6 C T 7: 115,143,704 (GRCm39) probably null Het
Spta1 A G 1: 174,007,418 (GRCm39) N216S probably damaging Het
Stard13 T C 5: 150,986,334 (GRCm39) N392S possibly damaging Het
Tax1bp1 T C 6: 52,704,263 (GRCm39) V81A possibly damaging Het
Trim29 G T 9: 43,222,419 (GRCm39) V83L probably damaging Het
Vmn1r90 C T 7: 14,295,495 (GRCm39) W201* probably null Het
Wdr31 T A 4: 62,378,626 (GRCm39) N7I probably damaging Het
Ypel4 A G 2: 84,567,151 (GRCm39) probably benign Het
Zfp39 T C 11: 58,780,843 (GRCm39) K640E probably damaging Het
Zfp579 A G 7: 4,996,072 (GRCm39) probably benign Het
Zfp974 C A 7: 27,609,657 (GRCm39) K689N possibly damaging 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
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
R5427:Atg4b UTSW 1 93,702,928 (GRCm39) missense probably damaging 1.00
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'- TTGAAGATTTCCCTGAGACCTC -3'
(R):5'- CACGTTGCCAACAAGGAAATAG -3'

Sequencing Primer
(F):5'- AGACCTCAGAGCCTGTTTGGATTC -3'
(R):5'- CCTACATGTAGCTTAATGCAGCGG -3'
Posted On 2015-06-20