Incidental Mutation 'R8876:Ap3b1'
ID 676596
Institutional Source Beutler Lab
Gene Symbol Ap3b1
Ensembl Gene ENSMUSG00000021686
Gene Name adaptor-related protein complex 3, beta 1 subunit
Synonyms AP-3, Hps2, beta3A, rim2, recombination induced mutation 2
MMRRC Submission 068688-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.320) question?
Stock # R8876 (G1)
Quality Score 225.009
Status Validated
Chromosome 13
Chromosomal Location 94495468-94702825 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to G at 94540586 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Asparagine to Lysine at position 169 (N169K)
Ref Sequence ENSEMBL: ENSMUSP00000022196 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000022196]
AlphaFold Q9Z1T1
Predicted Effect possibly damaging
Transcript: ENSMUST00000022196
AA Change: N169K

PolyPhen 2 Score 0.512 (Sensitivity: 0.88; Specificity: 0.90)
SMART Domains Protein: ENSMUSP00000022196
Gene: ENSMUSG00000021686
AA Change: N169K

DomainStartEndE-ValueType
low complexity region 10 24 N/A INTRINSIC
Pfam:Adaptin_N 39 586 1.2e-170 PFAM
Pfam:SEEEED 672 812 1.3e-27 PFAM
AP3B1_C 822 969 1.58e-78 SMART
Blast:B2 993 1103 2e-27 BLAST
Meta Mutation Damage Score 0.1702 question?
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.6%
  • 20x: 98.7%
Validation Efficiency 98% (55/56)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a protein that may play a role in organelle biogenesis associated with melanosomes, platelet dense granules, and lysosomes. The encoded protein is part of the heterotetrameric AP-3 protein complex which interacts with the scaffolding protein clathrin. Mutations in this gene are associated with Hermansky-Pudlak syndrome type 2. Two transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Nov 2012]
PHENOTYPE: Homozygous mutants exhibit hypopigmentation, elevated kidney levels of lysosomal enzymes, platelet storage pool deficiency, reduced ipsilateral projections from the retina to brain, reduced sensitivity of dark-adapted retina and shortened life span. [provided by MGI curators]
Allele List at MGI

All alleles(53) : Targeted(4) Gene trapped(34) Spontaneous(14) Chemically induced(1)

Other mutations in this stock
Total: 55 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Accs A C 2: 93,668,403 (GRCm39) L356R probably damaging Het
Acvr1 A T 2: 58,338,422 (GRCm39) D433E possibly damaging Het
Aldh3b1 A G 19: 3,971,502 (GRCm39) L122P probably damaging Het
Apbb2 A G 5: 66,609,000 (GRCm39) S216P probably benign Het
Arap3 T A 18: 38,130,077 (GRCm39) H28L possibly damaging Het
Arhgap44 C T 11: 64,898,896 (GRCm39) M760I possibly damaging Het
Arhgef19 G T 4: 140,975,193 (GRCm39) A304S probably benign Het
Atpaf1 T C 4: 115,645,548 (GRCm39) I139T possibly damaging Het
BC024139 G T 15: 76,010,320 (GRCm39) T62K possibly damaging Het
Bmal2 G A 6: 146,723,492 (GRCm39) G274D probably benign Het
Capn5 T C 7: 97,780,902 (GRCm39) T292A probably benign Het
Card19 T C 13: 49,358,814 (GRCm39) N53S possibly damaging Het
Cep97 A G 16: 55,742,467 (GRCm39) V232A possibly damaging Het
Cfap298 A G 16: 90,724,281 (GRCm39) I164T possibly damaging Het
Clca3a2 G T 3: 144,777,360 (GRCm39) T837K probably benign Het
Col8a2 G C 4: 126,204,647 (GRCm39) G219A probably damaging Het
Ctu2 T C 8: 123,206,951 (GRCm39) S365P Het
Dnah2 T C 11: 69,382,348 (GRCm39) D1254G probably damaging Het
Dscam A G 16: 96,420,828 (GRCm39) L1686S probably damaging Het
Fgr A G 4: 132,726,071 (GRCm39) probably benign Het
Frmd4a T A 2: 4,606,111 (GRCm39) S612T probably damaging Het
Gadd45gip1 T C 8: 85,560,748 (GRCm39) I121T probably damaging Het
Gapvd1 A G 2: 34,568,560 (GRCm39) V1353A possibly damaging Het
Gdf3 G A 6: 122,583,942 (GRCm39) P142S probably damaging Het
Gm19965 G A 1: 116,749,776 (GRCm39) G486R unknown Het
Gpatch2l T C 12: 86,308,405 (GRCm39) L307P probably damaging Het
Grm3 T C 5: 9,561,580 (GRCm39) K757E probably damaging Het
Inppl1 T A 7: 101,472,750 (GRCm39) H1218L possibly damaging Het
Jag2 T C 12: 112,873,257 (GRCm39) I1055V probably benign Het
Krtap9-5 G T 11: 99,840,340 (GRCm39) C347F unknown Het
Magi2 T A 5: 20,856,190 (GRCm39) Y1050* probably null Het
Myrf A G 19: 10,206,378 (GRCm39) probably benign Het
Ntpcr T G 8: 126,464,785 (GRCm39) probably benign Het
Or13a19 T C 7: 139,902,716 (GRCm39) Y35H probably damaging Het
Or1p1b C T 11: 74,130,846 (GRCm39) T152I probably damaging Het
Or2y1c T C 11: 49,361,386 (GRCm39) M136T probably damaging Het
Palmd T G 3: 116,720,899 (GRCm39) D145A probably damaging Het
Pdcd1 A G 1: 93,980,155 (GRCm39) S21P probably benign Het
Pkn1 T C 8: 84,398,879 (GRCm39) T696A possibly damaging Het
Pnpt1 T A 11: 29,096,769 (GRCm39) probably benign Het
Sbf2 T A 7: 110,049,146 (GRCm39) I273F probably damaging Het
Skic3 T G 13: 76,323,403 (GRCm39) D1382E probably benign Het
Slc16a4 A T 3: 107,208,101 (GRCm39) N204Y probably benign Het
Slc38a1 T C 15: 96,514,091 (GRCm39) I44V possibly damaging Het
Smpdl3a T C 10: 57,685,166 (GRCm39) V312A probably damaging Het
Ston1 A G 17: 88,942,600 (GRCm39) Y2C probably benign Het
Syde1 A T 10: 78,425,325 (GRCm39) Y229N probably damaging Het
Ttc6 T A 12: 57,784,489 (GRCm39) C1853S possibly damaging Het
Ttn A G 2: 76,609,249 (GRCm39) I17650T possibly damaging Het
Upf1 T C 8: 70,796,918 (GRCm39) E105G possibly damaging Het
Wrn A G 8: 33,814,422 (GRCm39) W341R probably benign Het
Xndc1 C T 7: 101,729,754 (GRCm39) P267L probably benign Het
Zbtb26 T C 2: 37,326,896 (GRCm39) T47A probably benign Het
Zc3h10 A T 10: 128,380,163 (GRCm39) V398E probably damaging Het
Zfp652 G T 11: 95,639,921 (GRCm39) probably benign Het
Other mutations in Ap3b1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00660:Ap3b1 APN 13 94,527,371 (GRCm39) missense probably damaging 1.00
IGL00766:Ap3b1 APN 13 94,679,392 (GRCm39) splice site probably benign
IGL01784:Ap3b1 APN 13 94,630,247 (GRCm39) missense probably damaging 1.00
IGL01979:Ap3b1 APN 13 94,584,971 (GRCm39) nonsense probably null
IGL02040:Ap3b1 APN 13 94,545,353 (GRCm39) critical splice donor site probably null
IGL02119:Ap3b1 APN 13 94,598,911 (GRCm39) missense probably benign 0.01
IGL02247:Ap3b1 APN 13 94,531,303 (GRCm39) critical splice donor site probably null
IGL02303:Ap3b1 APN 13 94,664,827 (GRCm39) missense unknown
IGL02493:Ap3b1 APN 13 94,540,528 (GRCm39) missense probably damaging 0.98
IGL02551:Ap3b1 APN 13 94,554,599 (GRCm39) missense probably damaging 0.99
IGL02651:Ap3b1 APN 13 94,613,529 (GRCm39) missense probably damaging 1.00
IGL02832:Ap3b1 APN 13 94,664,835 (GRCm39) missense unknown
IGL03033:Ap3b1 APN 13 94,585,003 (GRCm39) missense probably benign 0.15
IGL03101:Ap3b1 APN 13 94,591,906 (GRCm39) missense probably benign 0.00
bella UTSW 13 94,664,765 (GRCm39) missense unknown
bullet_gray UTSW 13 94,587,594 (GRCm39) critical splice donor site probably benign
cuttlefish UTSW 13 94,584,959 (GRCm39) critical splice acceptor site probably null
Gastropod UTSW 13 94,679,348 (GRCm39) missense unknown
razor UTSW 13 94,630,239 (GRCm39) missense unknown
Slime UTSW 13 94,540,586 (GRCm39) missense possibly damaging 0.51
slug UTSW 13 94,545,353 (GRCm39) critical splice donor site probably null
snail UTSW 13 94,616,393 (GRCm39) splice site probably benign
stalk UTSW 13 94,609,439 (GRCm39) critical splice donor site probably null
R0034:Ap3b1 UTSW 13 94,616,393 (GRCm39) splice site probably benign
R0265:Ap3b1 UTSW 13 94,630,189 (GRCm39) missense unknown
R0270:Ap3b1 UTSW 13 94,540,626 (GRCm39) splice site probably benign
R0346:Ap3b1 UTSW 13 94,582,479 (GRCm39) nonsense probably null
R0422:Ap3b1 UTSW 13 94,598,968 (GRCm39) missense probably damaging 0.99
R0496:Ap3b1 UTSW 13 94,609,446 (GRCm39) splice site probably benign
R0508:Ap3b1 UTSW 13 94,702,222 (GRCm39) missense unknown
R0764:Ap3b1 UTSW 13 94,616,387 (GRCm39) splice site probably benign
R1506:Ap3b1 UTSW 13 94,582,651 (GRCm39) splice site probably benign
R1593:Ap3b1 UTSW 13 94,638,435 (GRCm39) missense unknown
R1660:Ap3b1 UTSW 13 94,545,320 (GRCm39) missense probably damaging 0.98
R1735:Ap3b1 UTSW 13 94,630,225 (GRCm39) missense unknown
R1791:Ap3b1 UTSW 13 94,545,305 (GRCm39) missense possibly damaging 0.63
R1818:Ap3b1 UTSW 13 94,608,212 (GRCm39) missense possibly damaging 0.48
R2280:Ap3b1 UTSW 13 94,664,724 (GRCm39) missense unknown
R3031:Ap3b1 UTSW 13 94,702,151 (GRCm39) missense unknown
R3037:Ap3b1 UTSW 13 94,582,486 (GRCm39) critical splice donor site probably null
R4401:Ap3b1 UTSW 13 94,554,607 (GRCm39) missense probably damaging 1.00
R4402:Ap3b1 UTSW 13 94,554,607 (GRCm39) missense probably damaging 1.00
R4403:Ap3b1 UTSW 13 94,554,607 (GRCm39) missense probably damaging 1.00
R4532:Ap3b1 UTSW 13 94,702,243 (GRCm39) missense unknown
R4624:Ap3b1 UTSW 13 94,619,734 (GRCm39) missense unknown
R4626:Ap3b1 UTSW 13 94,540,586 (GRCm39) missense possibly damaging 0.51
R4754:Ap3b1 UTSW 13 94,540,468 (GRCm39) missense probably damaging 1.00
R4788:Ap3b1 UTSW 13 94,702,149 (GRCm39) missense unknown
R4847:Ap3b1 UTSW 13 94,608,287 (GRCm39) missense probably benign 0.15
R4886:Ap3b1 UTSW 13 94,609,313 (GRCm39) missense possibly damaging 0.50
R5096:Ap3b1 UTSW 13 94,616,357 (GRCm39) missense unknown
R5628:Ap3b1 UTSW 13 94,613,556 (GRCm39) missense unknown
R5671:Ap3b1 UTSW 13 94,664,765 (GRCm39) missense unknown
R5677:Ap3b1 UTSW 13 94,664,704 (GRCm39) missense unknown
R5862:Ap3b1 UTSW 13 94,684,278 (GRCm39) missense unknown
R5941:Ap3b1 UTSW 13 94,619,773 (GRCm39) missense probably damaging 0.96
R5941:Ap3b1 UTSW 13 94,576,781 (GRCm39) missense probably benign 0.02
R6043:Ap3b1 UTSW 13 94,613,501 (GRCm39) missense probably benign 0.09
R6212:Ap3b1 UTSW 13 94,630,207 (GRCm39) missense unknown
R6212:Ap3b1 UTSW 13 94,587,581 (GRCm39) missense probably damaging 1.00
R6301:Ap3b1 UTSW 13 94,664,803 (GRCm39) missense unknown
R6765:Ap3b1 UTSW 13 94,599,017 (GRCm39) missense probably benign 0.02
R6812:Ap3b1 UTSW 13 94,616,369 (GRCm39) missense unknown
R6888:Ap3b1 UTSW 13 94,545,299 (GRCm39) missense probably benign 0.42
R6901:Ap3b1 UTSW 13 94,554,650 (GRCm39) missense probably benign 0.00
R7157:Ap3b1 UTSW 13 94,668,542 (GRCm39) nonsense probably null
R7422:Ap3b1 UTSW 13 94,664,673 (GRCm39) missense unknown
R7642:Ap3b1 UTSW 13 94,613,540 (GRCm39) missense probably benign 0.19
R7710:Ap3b1 UTSW 13 94,587,581 (GRCm39) missense probably damaging 1.00
R7757:Ap3b1 UTSW 13 94,664,666 (GRCm39) splice site probably null
R7867:Ap3b1 UTSW 13 94,619,771 (GRCm39) missense unknown
R8492:Ap3b1 UTSW 13 94,531,294 (GRCm39) missense possibly damaging 0.60
R8706:Ap3b1 UTSW 13 94,545,353 (GRCm39) critical splice donor site probably null
R8749:Ap3b1 UTSW 13 94,664,725 (GRCm39) missense unknown
R8889:Ap3b1 UTSW 13 94,679,348 (GRCm39) missense unknown
R8892:Ap3b1 UTSW 13 94,679,348 (GRCm39) missense unknown
R9065:Ap3b1 UTSW 13 94,608,223 (GRCm39) missense probably damaging 1.00
R9152:Ap3b1 UTSW 13 94,630,239 (GRCm39) missense unknown
R9152:Ap3b1 UTSW 13 94,609,439 (GRCm39) critical splice donor site probably null
R9166:Ap3b1 UTSW 13 94,608,236 (GRCm39) missense probably damaging 1.00
R9218:Ap3b1 UTSW 13 94,584,959 (GRCm39) critical splice acceptor site probably null
R9269:Ap3b1 UTSW 13 94,540,570 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- GGTGTCTCTGGAAATGTAAACTTG -3'
(R):5'- GATATCCCTGGGAGATCTGCTC -3'

Sequencing Primer
(F):5'- GAAATTTTGATGGGCATTTTCACTG -3'
(R):5'- GGGAGATCTGCTCTTTTACTTAAAG -3'
Posted On 2021-07-15