Incidental Mutation 'R9163:Ap3b2'
ID 695841
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 068975-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.105) question?
Stock # R9163 (G1)
Quality Score 225.009
Status Validated
Chromosome 7
Chromosomal Location 81110147-81143673 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to G at 81113546 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Methionine to Leucine at position 888 (M888L)
Ref Sequence ENSEMBL: ENSMUSP00000080739 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000082090]
AlphaFold Q9JME5
Predicted Effect unknown
Transcript: ENSMUST00000082090
AA Change: M888L
SMART Domains Protein: ENSMUSP00000080739
Gene: ENSMUSG00000062444
AA Change: M888L

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: 100.0%
  • 3x: 99.9%
  • 10x: 99.7%
  • 20x: 99.2%
Validation Efficiency 99% (69/70)
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: 71 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2210408I21Rik T C 13: 77,393,400 (GRCm39) S351P possibly damaging Het
4930558K02Rik A G 1: 161,777,174 (GRCm39) S128P probably benign Het
Adam17 C T 12: 21,401,588 (GRCm39) V136I probably benign Het
Adam19 A G 11: 46,018,176 (GRCm39) T413A probably benign Het
Adam28 T C 14: 68,866,531 (GRCm39) K443E probably damaging Het
Adgrv1 T A 13: 81,567,541 (GRCm39) T5211S probably benign Het
Adnp2 A T 18: 80,172,200 (GRCm39) N736K possibly damaging Het
Agtpbp1 C T 13: 59,609,884 (GRCm39) W1082* probably null Het
Arhgap35 C A 7: 16,295,549 (GRCm39) R1172L possibly damaging Het
Arrdc3 T A 13: 81,041,506 (GRCm39) D402E probably benign Het
Ccdc14 T C 16: 34,511,118 (GRCm39) F31L possibly damaging Het
Cd5l T G 3: 87,274,932 (GRCm39) L157R probably benign Het
Cdc14a G T 3: 116,122,213 (GRCm39) D251E possibly damaging Het
Cfap210 A T 2: 69,606,510 (GRCm39) I302K probably benign Het
Chmp2a T A 7: 12,766,645 (GRCm39) Q91L possibly damaging Het
Col12a1 A G 9: 79,548,729 (GRCm39) probably null Het
Ctdsp1 G T 1: 74,434,126 (GRCm39) R201L possibly damaging Het
Dhx15 C T 5: 52,342,198 (GRCm39) R40H probably damaging Het
Dnph1 A G 17: 46,809,860 (GRCm39) Y134C probably damaging Het
Foxo1 T A 3: 52,253,301 (GRCm39) V488D probably benign Het
Gcn1 C A 5: 115,742,944 (GRCm39) N1538K probably benign Het
Gldc T A 19: 30,111,686 (GRCm39) E500V probably benign Het
Hhip G A 8: 80,701,743 (GRCm39) T597I probably benign Het
Hmgn1 A G 16: 95,928,509 (GRCm39) probably null Het
Ifi205 A T 1: 173,844,988 (GRCm39) S265T possibly damaging Het
Igkv1-131 T C 6: 67,743,753 (GRCm39) M2V probably benign Het
Irgm2 T G 11: 58,111,280 (GRCm39) S324A probably damaging Het
Jarid2 C G 13: 45,064,727 (GRCm39) D937E possibly damaging Het
Jrkl A T 9: 13,245,404 (GRCm39) W86R probably damaging Het
Kbtbd3 A G 9: 4,330,584 (GRCm39) I319M probably benign Het
Klhl7 T C 5: 24,364,465 (GRCm39) Y500H probably damaging Het
Lats1 C T 10: 7,578,052 (GRCm39) A392V probably benign Het
Llgl1 G T 11: 60,600,402 (GRCm39) A584S probably benign Het
Macf1 G T 4: 123,403,686 (GRCm39) S560Y probably damaging Het
Or4c11 C T 2: 88,695,795 (GRCm39) P282L possibly damaging Het
Or8c10 T A 9: 38,279,378 (GRCm39) C169S probably damaging Het
Pde10a G A 17: 9,181,791 (GRCm39) C498Y possibly damaging Het
Pde4dip A G 3: 97,659,123 (GRCm39) probably null Het
Pdhx G A 2: 102,852,561 (GRCm39) P434L probably damaging Het
Pdlim3 T C 8: 46,338,711 (GRCm39) probably null Het
Pik3c3 T C 18: 30,427,483 (GRCm39) probably null Het
Prkag1 T C 15: 98,711,900 (GRCm39) K242R possibly damaging Het
Rap1b A G 10: 117,654,391 (GRCm39) S150P possibly damaging Het
Scn4a A G 11: 106,217,076 (GRCm39) S1102P probably damaging Het
Scrib A G 15: 75,921,108 (GRCm39) Y1332H probably damaging Het
Sim1 A G 10: 50,772,165 (GRCm39) E58G probably benign Het
Slc13a1 C T 6: 24,097,578 (GRCm39) probably null Het
Slc17a8 A G 10: 89,425,444 (GRCm39) V380A probably damaging Het
Slc5a4b G T 10: 75,917,165 (GRCm39) Y290* probably null Het
Slco4c1 A G 1: 96,764,633 (GRCm39) F480L probably damaging Het
Srcap T C 7: 127,121,162 (GRCm39) V146A unknown Het
Ssc5d T A 7: 4,936,432 (GRCm39) D559E probably damaging Het
Sstr5 A C 17: 25,710,584 (GRCm39) I215S probably damaging Het
Stambpl1 G A 19: 34,212,634 (GRCm39) C268Y probably benign Het
Stard3nl C A 13: 19,560,809 (GRCm39) probably benign Het
Sycp3 T C 10: 88,299,734 (GRCm39) probably null Het
Syne2 A T 12: 76,009,349 (GRCm39) M2417L possibly damaging Het
Tenm4 T G 7: 96,473,080 (GRCm39) Y959D probably damaging Het
Tmem132d T A 5: 127,869,570 (GRCm39) D588V possibly damaging Het
Tnfrsf26 T C 7: 143,172,130 (GRCm39) E60G possibly damaging Het
Topbp1 A G 9: 103,205,767 (GRCm39) R802G probably benign Het
Trmu T C 15: 85,781,096 (GRCm39) V360A probably benign Het
Tshz2 G A 2: 169,726,562 (GRCm39) C386Y probably damaging Het
Ttn A T 2: 76,700,771 (GRCm39) D61E Het
Upf1 T C 8: 70,792,674 (GRCm39) T345A probably benign Het
Vmn2r23 T A 6: 123,718,782 (GRCm39) C712S probably damaging Het
Vmn2r44 C T 7: 8,371,091 (GRCm39) V652I probably benign Het
Wfdc1 T C 8: 120,393,302 (GRCm39) V8A probably benign Het
Xrn1 A G 9: 95,880,274 (GRCm39) Y738C probably benign Het
Zfp618 T G 4: 63,051,511 (GRCm39) V764G probably damaging Het
Znfx1 A T 2: 166,898,261 (GRCm39) M221K 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
R8111:Ap3b2 UTSW 7 81,113,530 (GRCm39) missense unknown
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
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'- AGATAGACTGAGTCTGCCCAGG -3'
(R):5'- AGGGACCGTGTGCTGTATTC -3'

Sequencing Primer
(F):5'- AGTCTGCCCAGGGACCTC -3'
(R):5'- CCCAGTTTTTCAGGATGGGCC -3'
Posted On 2022-02-07