Incidental Mutation 'R5738:Ap3m2'
ID 444624
Institutional Source Beutler Lab
Gene Symbol Ap3m2
Ensembl Gene ENSMUSG00000031539
Gene Name adaptor-related protein complex 3, mu 2 subunit
Synonyms 5830445E16Rik, AP-3B
MMRRC Submission 043350-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R5738 (G1)
Quality Score 225
Status Validated
Chromosome 8
Chromosomal Location 23277370-23295638 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 23293877 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Serine to Glycine at position 58 (S58G)
Ref Sequence ENSEMBL: ENSMUSP00000147967 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000163739] [ENSMUST00000210656]
AlphaFold Q8R2R9
Predicted Effect noncoding transcript
Transcript: ENSMUST00000068068
Predicted Effect possibly damaging
Transcript: ENSMUST00000163739
AA Change: S58G

PolyPhen 2 Score 0.520 (Sensitivity: 0.88; Specificity: 0.90)
SMART Domains Protein: ENSMUSP00000128446
Gene: ENSMUSG00000031539
AA Change: S58G

DomainStartEndE-ValueType
Pfam:Clat_adaptor_s 1 137 2.7e-8 PFAM
Pfam:Adap_comp_sub 165 418 1.3e-76 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000186344
Predicted Effect noncoding transcript
Transcript: ENSMUST00000210148
Predicted Effect noncoding transcript
Transcript: ENSMUST00000210476
Predicted Effect possibly damaging
Transcript: ENSMUST00000210656
AA Change: S58G

PolyPhen 2 Score 0.520 (Sensitivity: 0.88; Specificity: 0.90)
Meta Mutation Damage Score 0.0802 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.2%
  • 20x: 95.2%
Validation Efficiency 98% (52/53)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a subunit of the heterotetrameric adaptor-related protein comlex 3 (AP-3), which belongs to the adaptor complexes medium subunits family. The AP-3 complex plays a role in protein trafficking to lysosomes and specialized organelles. Multiple alternatively spliced variants, encoding the same protein, have been identified. [provided by RefSeq, Aug 2008]
PHENOTYPE: Homozygous null mice suffer from spontaneous recurrent epileptic seizures, are more susceptible to drug-induced seizures and show impaired GABA release, fewer synaptic vesicles, enhanced long-term potentiation, and abnormal propagation of neuronal excitability via the temporoammonic pathway. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 50 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca13 A T 11: 9,571,917 (GRCm39) D4826V probably damaging Het
Acoxl G A 2: 127,719,686 (GRCm39) C149Y probably benign Het
Adamts3 G T 5: 89,856,527 (GRCm39) H349N probably damaging Het
Ap2b1 A G 11: 83,227,256 (GRCm39) probably null Het
Bhmt2 A T 13: 93,799,798 (GRCm39) W213R probably benign Het
Cacna1h T G 17: 25,606,023 (GRCm39) D1092A probably damaging Het
Cbfb A C 8: 105,929,193 (GRCm39) Q170P probably damaging Het
Ccdc73 A C 2: 104,761,331 (GRCm39) K110N possibly damaging Het
Cep350 C A 1: 155,741,824 (GRCm39) R2149L probably damaging Het
Cog2 A G 8: 125,272,777 (GRCm39) T525A probably benign Het
Dnah8 G A 17: 30,967,542 (GRCm39) D2585N probably benign Het
Fbxl5 A G 5: 43,920,170 (GRCm39) I251T probably benign Het
Fscn3 A G 6: 28,430,030 (GRCm39) K67E possibly damaging Het
Glmp T A 3: 88,233,445 (GRCm39) N133K probably benign Het
Gpr179 T C 11: 97,242,232 (GRCm39) N204S probably damaging Het
Gtf2ird1 C T 5: 134,412,672 (GRCm39) R613Q probably damaging Het
Hepacam A G 9: 37,294,721 (GRCm39) D285G possibly damaging Het
Hipk4 G A 7: 27,227,841 (GRCm39) V196M probably damaging Het
Hlx A T 1: 184,463,754 (GRCm39) probably null Het
Igf2r A T 17: 12,936,254 (GRCm39) D597E probably benign Het
Ighm T C 12: 113,385,115 (GRCm39) T282A unknown Het
Igsf9b T C 9: 27,239,826 (GRCm39) C624R probably damaging Het
Ksr2 T C 5: 117,886,864 (GRCm39) V800A probably damaging Het
Lyn A T 4: 3,782,987 (GRCm39) I386F probably damaging Het
Melk A G 4: 44,310,333 (GRCm39) D102G probably damaging Het
Mettl1 G T 10: 126,877,863 (GRCm39) E4* probably null Het
Mybl2 C T 2: 162,910,203 (GRCm39) Q210* probably null Het
Naga C T 15: 82,219,054 (GRCm39) W231* probably null Het
Or2y3 T C 17: 38,393,347 (GRCm39) Y174C probably damaging Het
Or4k2 C T 14: 50,424,105 (GRCm39) V190I probably benign Het
Or7g16 T C 9: 18,727,125 (GRCm39) N155S possibly damaging Het
Otud4 T C 8: 80,400,090 (GRCm39) S935P probably benign Het
P2rx7 C T 5: 122,790,852 (GRCm39) T63I probably damaging Het
Pga5 A T 19: 10,647,024 (GRCm39) N260K probably benign Het
Phka2 ACC AC X: 159,342,862 (GRCm39) probably null Het
Plch1 T A 3: 63,681,076 (GRCm39) R184W probably damaging Het
Ppm1b T C 17: 85,301,374 (GRCm39) F85L probably benign Het
Prtg T A 9: 72,819,288 (GRCm39) F1094I probably benign Het
Ralgds G A 2: 28,432,538 (GRCm39) probably benign Het
Rgs17 A C 10: 5,783,140 (GRCm39) V149G probably damaging Het
Rnf168 A G 16: 32,101,192 (GRCm39) E124G probably damaging Het
Sav1 T C 12: 70,022,817 (GRCm39) E245G possibly damaging Het
Slc25a19 T C 11: 115,515,060 (GRCm39) I33V probably benign Het
Sptbn1 T C 11: 30,095,941 (GRCm39) I318V probably damaging Het
Tas2r136 A G 6: 132,754,707 (GRCm39) L140P probably damaging Het
Tbc1d9 A G 8: 83,997,655 (GRCm39) I1071V probably benign Het
Tecta G T 9: 42,284,474 (GRCm39) N870K possibly damaging Het
Tmem230 G A 2: 132,086,048 (GRCm39) P38L possibly damaging Het
Trpa1 G T 1: 14,946,174 (GRCm39) H986N probably damaging Het
Wdr41 A T 13: 95,114,996 (GRCm39) I24L possibly damaging Het
Other mutations in Ap3m2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00510:Ap3m2 APN 8 23,287,243 (GRCm39) splice site probably null
IGL01288:Ap3m2 APN 8 23,293,931 (GRCm39) missense probably benign
IGL01391:Ap3m2 APN 8 23,289,663 (GRCm39) missense probably benign 0.00
R0599:Ap3m2 UTSW 8 23,283,128 (GRCm39) missense possibly damaging 0.88
R1566:Ap3m2 UTSW 8 23,293,967 (GRCm39) missense probably damaging 1.00
R1576:Ap3m2 UTSW 8 23,298,483 (GRCm39) unclassified probably benign
R2917:Ap3m2 UTSW 8 23,289,815 (GRCm39) missense probably benign 0.00
R4884:Ap3m2 UTSW 8 23,293,997 (GRCm39) missense probably damaging 1.00
R4995:Ap3m2 UTSW 8 23,293,792 (GRCm39) missense probably benign 0.19
R5100:Ap3m2 UTSW 8 23,279,404 (GRCm39) missense probably benign
R7030:Ap3m2 UTSW 8 23,289,807 (GRCm39) missense probably damaging 0.99
R7378:Ap3m2 UTSW 8 23,294,026 (GRCm39) missense probably benign 0.31
R7602:Ap3m2 UTSW 8 23,282,770 (GRCm39) missense probably benign 0.00
R7732:Ap3m2 UTSW 8 23,287,105 (GRCm39) missense probably benign 0.00
R7866:Ap3m2 UTSW 8 23,289,674 (GRCm39) missense probably benign 0.02
R8288:Ap3m2 UTSW 8 23,283,153 (GRCm39) missense probably benign 0.03
R9181:Ap3m2 UTSW 8 23,289,774 (GRCm39) missense probably damaging 1.00
R9358:Ap3m2 UTSW 8 23,280,959 (GRCm39) missense possibly damaging 0.53
Z1177:Ap3m2 UTSW 8 23,281,337 (GRCm39) missense probably benign 0.06
Predicted Primers PCR Primer
(F):5'- ACTTAGACAGGATATGAGCTATGC -3'
(R):5'- AGACTGAACCAGCGTTCCTC -3'

Sequencing Primer
(F):5'- TGGGCTACACAATGCCAG -3'
(R):5'- GCCTCTCCACCATGATTCACAG -3'
Posted On 2016-11-21