Incidental Mutation 'R8111:Ap3b2'
ID 630870
Institutional Source Beutler Lab
Gene Symbol Ap3b2
Ensembl Gene ENSMUSG00000062444
Gene Name adaptor-related protein complex 3, beta 2 subunit
Synonyms Naptb, beta3B
MMRRC Submission 067540-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.107) question?
Stock # R8111 (G1)
Quality Score 225.009
Status Not validated
Chromosome 7
Chromosomal Location 81110147-81143673 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 81113530 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Threonine at position 893 (I893T)
Ref Sequence ENSEMBL: ENSMUSP00000080739 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000082090]
AlphaFold Q9JME5
Predicted Effect unknown
Transcript: ENSMUST00000082090
AA Change: I893T
SMART Domains Protein: ENSMUSP00000080739
Gene: ENSMUSG00000062444
AA Change: I893T

DomainStartEndE-ValueType
Pfam:Adaptin_N 34 590 8.2e-182 PFAM
low complexity region 689 782 N/A INTRINSIC
AP3B1_C 801 947 4.58e-75 SMART
Blast:B2 971 1080 2e-12 BLAST
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.7%
  • 10x: 98.7%
  • 20x: 93.2%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] Adaptor protein complex 3 (AP-3 complex) is a heterotrimeric protein complex involved in the formation of clathrin-coated synaptic vesicles. The protein encoded by this gene represents the beta subunit of the neuron-specific AP-3 complex and was first identified as the target antigen in human paraneoplastic neurologic disorders. The encoded subunit binds clathrin and is phosphorylated by a casein kinase-like protein, which mediates synaptic vesicle coat assembly. Defects in this gene are a cause of early-onset epileptic encephalopathy. [provided by RefSeq, Feb 2017]
PHENOTYPE: Disruption does not alter pigmentation, but causes hyperactivity and tonic-clonic seizures and mice homozygous for a knock-out allele were found to have significantly reduced synaptic zinc levels throughout the brain, with the largest reduction observed in the CA1 stratum oriens. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 59 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
3425401B19Rik C T 14: 32,382,266 (GRCm39) W1233* probably null Het
4930590J08Rik A G 6: 91,894,691 (GRCm39) I247V probably benign Het
8030423J24Rik T A 13: 71,032,077 (GRCm39) C50S unknown Het
Adam29 T G 8: 56,324,585 (GRCm39) H623P probably benign Het
Adamts5 A G 16: 85,696,203 (GRCm39) V318A probably damaging Het
Ano3 T C 2: 110,614,058 (GRCm39) D215G possibly damaging Het
Apob G A 12: 8,058,801 (GRCm39) A2428T probably benign Het
Armc3 T C 2: 19,301,674 (GRCm39) V660A probably benign Het
Atf7 G T 15: 102,471,769 (GRCm39) T42K probably damaging Het
Atg9a A T 1: 75,164,366 (GRCm39) I160N probably damaging Het
Atp2b1 T C 10: 98,832,786 (GRCm39) V429A possibly damaging Het
Bpifb3 A C 2: 153,764,609 (GRCm39) H167P probably benign Het
Cacna1f G T X: 7,487,326 (GRCm39) E921D probably damaging Het
Ccdc57 T A 11: 120,769,713 (GRCm39) L713F probably damaging Het
Chd1l C T 3: 97,494,526 (GRCm39) E385K possibly damaging Het
Csmd1 C T 8: 15,967,306 (GRCm39) V3186I probably benign Het
Dclre1c T A 2: 3,448,185 (GRCm39) D349E probably benign Het
Dlg1 C T 16: 31,661,620 (GRCm39) T657M possibly damaging Het
Dync2h1 T C 9: 7,148,688 (GRCm39) I919V probably benign Het
Dync2i2 C A 2: 29,921,859 (GRCm39) A501S possibly damaging Het
Eml5 A G 12: 98,758,773 (GRCm39) probably null Het
Epas1 C A 17: 87,125,860 (GRCm39) S286* probably null Het
Fat1 G A 8: 45,479,095 (GRCm39) V2714I possibly damaging Het
Fuca2 T C 10: 13,390,545 (GRCm39) M447T probably benign Het
Gm10800 CAAGAAAACTGAAAATCAAAGAAAACTGAAAATCA CAAGAAAACTGAAAATCA 2: 98,497,361 (GRCm39) probably null Het
Gm11110 A C 17: 57,410,427 (GRCm39) C24G probably null Het
Gm6176 T A 7: 21,750,593 (GRCm39) I113F probably benign Het
Gmcl1 G T 6: 86,698,408 (GRCm39) A163E probably damaging Het
Gpat2 G T 2: 127,275,777 (GRCm39) L518F probably damaging Het
Gpr137b T C 13: 13,533,991 (GRCm39) Y355C Het
Hgsnat C T 8: 26,458,440 (GRCm39) V195I probably benign Het
Hivep3 T A 4: 119,955,583 (GRCm39) S1300T probably damaging Het
Hs3st2 A T 7: 120,992,362 (GRCm39) H137L probably damaging Het
Iffo1 T C 6: 125,122,781 (GRCm39) S188P possibly damaging Het
Itih1 T C 14: 30,654,225 (GRCm39) D684G probably damaging Het
Lrba C A 3: 86,235,012 (GRCm39) N852K probably damaging Het
Lrriq4 T C 3: 30,709,930 (GRCm39) S425P possibly damaging Het
Mdn1 T A 4: 32,674,003 (GRCm39) S562T possibly damaging Het
Mex3a T C 3: 88,444,064 (GRCm39) V380A probably benign Het
Mgat4d A T 8: 84,094,776 (GRCm39) N271I probably damaging Het
Mmp24 T A 2: 155,649,345 (GRCm39) V254E possibly damaging Het
Muc16 T A 9: 18,503,925 (GRCm39) R6455S possibly damaging Het
Npffr1 T A 10: 61,459,128 (GRCm39) V127E probably damaging Het
Obox5 T A 7: 15,492,541 (GRCm39) N165K probably damaging Het
Or10g3b G A 14: 52,587,344 (GRCm39) T53M possibly damaging Het
Otulin A C 15: 27,606,381 (GRCm39) V344G probably damaging Het
Pappa A G 4: 65,180,229 (GRCm39) D1030G probably damaging Het
Pdzd2 G A 15: 12,373,592 (GRCm39) S2181L probably benign Het
Ppp2r3c C A 12: 55,344,634 (GRCm39) M111I probably benign Het
Prss37 T C 6: 40,494,747 (GRCm39) T13A probably benign Het
Sfi1 TCGC TC 11: 3,096,254 (GRCm39) probably null Het
Sgo2b T A 8: 64,396,138 (GRCm39) K39N probably damaging Het
Sike1 T C 3: 102,909,123 (GRCm39) *208Q probably null Het
Spire1 A G 18: 67,652,391 (GRCm39) S229P probably damaging Het
Tmem132b A G 5: 125,699,857 (GRCm39) I132V probably benign Het
Umodl1 T C 17: 31,190,792 (GRCm39) V213A probably damaging Het
Washc1 C G 17: 66,423,033 (GRCm39) Q116E probably benign Het
Zfp553 T A 7: 126,836,093 (GRCm39) C549* probably null Het
Zfp9 G A 6: 118,441,561 (GRCm39) P367L probably damaging Het
Other mutations in Ap3b2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00772:Ap3b2 APN 7 81,121,697 (GRCm39) missense probably damaging 0.98
IGL01695:Ap3b2 APN 7 81,126,687 (GRCm39) splice site probably benign
IGL01876:Ap3b2 APN 7 81,123,602 (GRCm39) splice site probably null
IGL02132:Ap3b2 APN 7 81,110,746 (GRCm39) missense unknown
IGL02227:Ap3b2 APN 7 81,123,152 (GRCm39) missense probably damaging 1.00
IGL02660:Ap3b2 APN 7 81,115,446 (GRCm39) missense probably benign 0.13
R0045:Ap3b2 UTSW 7 81,115,941 (GRCm39) missense possibly damaging 0.82
R0045:Ap3b2 UTSW 7 81,115,941 (GRCm39) missense possibly damaging 0.82
R0142:Ap3b2 UTSW 7 81,122,828 (GRCm39) missense probably damaging 0.96
R0317:Ap3b2 UTSW 7 81,113,429 (GRCm39) splice site probably null
R0568:Ap3b2 UTSW 7 81,114,377 (GRCm39) critical splice donor site probably null
R1035:Ap3b2 UTSW 7 81,113,659 (GRCm39) missense unknown
R1121:Ap3b2 UTSW 7 81,113,943 (GRCm39) missense unknown
R1160:Ap3b2 UTSW 7 81,115,917 (GRCm39) critical splice donor site probably null
R1489:Ap3b2 UTSW 7 81,113,438 (GRCm39) nonsense probably null
R1542:Ap3b2 UTSW 7 81,127,825 (GRCm39) splice site probably null
R1652:Ap3b2 UTSW 7 81,123,147 (GRCm39) missense probably damaging 1.00
R1741:Ap3b2 UTSW 7 81,117,347 (GRCm39) missense possibly damaging 0.95
R1872:Ap3b2 UTSW 7 81,113,898 (GRCm39) missense unknown
R2065:Ap3b2 UTSW 7 81,113,522 (GRCm39) missense unknown
R2353:Ap3b2 UTSW 7 81,123,598 (GRCm39) unclassified probably benign
R2354:Ap3b2 UTSW 7 81,123,598 (GRCm39) unclassified probably benign
R2398:Ap3b2 UTSW 7 81,126,943 (GRCm39) missense probably damaging 0.99
R3421:Ap3b2 UTSW 7 81,123,598 (GRCm39) unclassified probably benign
R3710:Ap3b2 UTSW 7 81,123,598 (GRCm39) unclassified probably benign
R3932:Ap3b2 UTSW 7 81,123,598 (GRCm39) unclassified probably benign
R3933:Ap3b2 UTSW 7 81,123,598 (GRCm39) unclassified probably benign
R4152:Ap3b2 UTSW 7 81,127,765 (GRCm39) missense probably damaging 1.00
R4209:Ap3b2 UTSW 7 81,126,884 (GRCm39) missense probably benign 0.02
R4732:Ap3b2 UTSW 7 81,121,680 (GRCm39) missense probably damaging 1.00
R4733:Ap3b2 UTSW 7 81,121,680 (GRCm39) missense probably damaging 1.00
R4841:Ap3b2 UTSW 7 81,127,678 (GRCm39) missense probably damaging 1.00
R5207:Ap3b2 UTSW 7 81,126,517 (GRCm39) missense possibly damaging 0.48
R5659:Ap3b2 UTSW 7 81,126,500 (GRCm39) missense probably damaging 0.98
R6109:Ap3b2 UTSW 7 81,143,340 (GRCm39) missense possibly damaging 0.55
R6223:Ap3b2 UTSW 7 81,123,210 (GRCm39) nonsense probably null
R6901:Ap3b2 UTSW 7 81,134,660 (GRCm39) critical splice acceptor site probably null
R6981:Ap3b2 UTSW 7 81,127,741 (GRCm39) missense probably damaging 1.00
R7061:Ap3b2 UTSW 7 81,110,757 (GRCm39) missense unknown
R7317:Ap3b2 UTSW 7 81,110,776 (GRCm39) missense unknown
R7501:Ap3b2 UTSW 7 81,123,194 (GRCm39) missense probably damaging 0.99
R7543:Ap3b2 UTSW 7 81,115,894 (GRCm39) splice site probably null
R7643:Ap3b2 UTSW 7 81,126,820 (GRCm39) missense probably benign 0.24
R7707:Ap3b2 UTSW 7 81,126,530 (GRCm39) missense possibly damaging 0.60
R8273:Ap3b2 UTSW 7 81,112,990 (GRCm39) missense unknown
R8325:Ap3b2 UTSW 7 81,134,237 (GRCm39) splice site probably null
R8355:Ap3b2 UTSW 7 81,122,851 (GRCm39) missense probably damaging 1.00
R8697:Ap3b2 UTSW 7 81,122,783 (GRCm39) missense possibly damaging 0.91
R8716:Ap3b2 UTSW 7 81,126,901 (GRCm39) missense probably benign 0.03
R8923:Ap3b2 UTSW 7 81,126,931 (GRCm39) missense probably benign 0.08
R9002:Ap3b2 UTSW 7 81,117,192 (GRCm39) missense probably benign 0.02
R9163:Ap3b2 UTSW 7 81,113,546 (GRCm39) missense unknown
R9304:Ap3b2 UTSW 7 81,113,019 (GRCm39) missense unknown
R9321:Ap3b2 UTSW 7 81,114,252 (GRCm39) critical splice acceptor site probably null
R9413:Ap3b2 UTSW 7 81,127,757 (GRCm39) missense possibly damaging 0.45
R9459:Ap3b2 UTSW 7 81,123,651 (GRCm39) missense probably benign 0.16
R9746:Ap3b2 UTSW 7 81,126,092 (GRCm39) missense probably damaging 1.00
X0013:Ap3b2 UTSW 7 81,112,988 (GRCm39) critical splice donor site probably null
X0028:Ap3b2 UTSW 7 81,113,512 (GRCm39) nonsense probably null
Predicted Primers PCR Primer
(F):5'- ACCTCTGTTTCCTTACAGCAAG -3'
(R):5'- GATGGGCCTCACTATCCTTTGC -3'

Sequencing Primer
(F):5'- CCTGGTTTGATCCCAAGAGG -3'
(R):5'- ACTATCCTTTGCCTTTTCTCTGCATG -3'
Posted On 2020-06-30