Incidental Mutation 'R4477:Ap1m2'
ID 331319
Institutional Source Beutler Lab
Gene Symbol Ap1m2
Ensembl Gene ENSMUSG00000003309
Gene Name adaptor protein complex AP-1, mu 2 subunit
Synonyms D9Ertd818e, mu1B, [m]1B
MMRRC Submission 041734-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.181) question?
Stock # R4477 (G1)
Quality Score 225
Status Not validated
Chromosome 9
Chromosomal Location 21206753-21223617 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 21209509 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Alanine at position 389 (V389A)
Ref Sequence ENSEMBL: ENSMUSP00000111093 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000003397] [ENSMUST00000115433] [ENSMUST00000213250] [ENSMUST00000213762]
AlphaFold no structure available at present
Predicted Effect probably benign
Transcript: ENSMUST00000003397
AA Change: V387A

PolyPhen 2 Score 0.312 (Sensitivity: 0.90; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000003397
Gene: ENSMUSG00000003309
AA Change: V387A

DomainStartEndE-ValueType
Pfam:Clat_adaptor_s 2 141 7.3e-9 PFAM
Pfam:Adap_comp_sub 157 422 7.3e-93 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000115433
AA Change: V389A

PolyPhen 2 Score 0.312 (Sensitivity: 0.90; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000111093
Gene: ENSMUSG00000003309
AA Change: V389A

DomainStartEndE-ValueType
Pfam:Clat_adaptor_s 2 141 7.4e-9 PFAM
Pfam:Adap_comp_sub 157 424 4.7e-95 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000213250
Predicted Effect noncoding transcript
Transcript: ENSMUST00000213483
Predicted Effect probably benign
Transcript: ENSMUST00000213762
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.2%
  • 20x: 95.2%
Validation Efficiency 93% (39/42)
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 1 (AP-1), which belongs to the adaptor complexes medium subunits family. This protein is capable of interacting with tyrosine-based sorting signals. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Jul 2014]
PHENOTYPE: Homozygous null mice show small intestine crypt hyperplasia and villous dysplasia due to altered polarity and hyperproliferation of epithelial cells, exhibit spontaneous chronic colitis due to epithelial immune dysfunction, and develop a digestive disorder that causes malnutrition, growth retardation and early death. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 36 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcg4 A G 9: 44,186,383 (GRCm39) S549P probably damaging Het
Agfg1 T C 1: 82,853,061 (GRCm39) S75P probably damaging Het
AK157302 T A 13: 21,679,861 (GRCm39) V129E possibly damaging Het
Angpt1 A G 15: 42,331,560 (GRCm39) Y344H probably damaging Het
Bicd2 T A 13: 49,531,448 (GRCm39) I230N probably damaging Het
C5ar1 T C 7: 15,982,789 (GRCm39) N77S probably damaging Het
Cacna1c C T 6: 118,607,200 (GRCm39) V1235M possibly damaging Het
Cdh15 A G 8: 123,591,415 (GRCm39) H517R probably benign Het
D130040H23Rik C A 8: 69,755,155 (GRCm39) H187N possibly damaging Het
Dbn1 CCCGCTCCCGGTAGCGCCGCTC CCCGCTC 13: 55,629,374 (GRCm39) probably benign Het
Eif4g1 G T 16: 20,497,593 (GRCm39) probably benign Het
Fmn1 T A 2: 113,274,744 (GRCm39) probably benign Het
Gm3159 T C 14: 4,398,584 (GRCm38) Y92H probably damaging Het
Gm7138 A T 10: 77,612,246 (GRCm39) probably benign Het
Ift172 C T 5: 31,422,781 (GRCm39) A890T probably benign Het
Inpp5j T C 11: 3,451,625 (GRCm39) T426A probably damaging Het
Katna1 T C 10: 7,614,594 (GRCm39) V32A probably damaging Het
Lrrc71 G C 3: 87,649,972 (GRCm39) R319G probably damaging Het
Lyst G A 13: 13,809,968 (GRCm39) R546H probably damaging Het
Mmp19 A T 10: 128,631,506 (GRCm39) T129S probably benign Het
Mrc2 G A 11: 105,239,257 (GRCm39) probably null Het
Neo1 T C 9: 58,784,582 (GRCm39) D1458G probably damaging Het
Nup35 T C 2: 80,487,487 (GRCm39) probably benign Het
Obscn T C 11: 59,022,472 (GRCm39) R758G possibly damaging Het
Pdlim5 C T 3: 141,964,978 (GRCm39) S417N probably benign Het
Pla2g4f A G 2: 120,134,153 (GRCm39) S478P probably damaging Het
Plekhn1 G A 4: 156,307,856 (GRCm39) R357W probably damaging Het
Pom121 T C 5: 135,410,842 (GRCm39) T772A unknown Het
Pramel20 A G 4: 143,297,732 (GRCm39) I51V probably benign Het
Rasgef1a A T 6: 118,062,436 (GRCm39) H232L possibly damaging Het
Sdad1 A G 5: 92,445,019 (GRCm39) M315T probably damaging Het
Syt9 A G 7: 107,024,428 (GRCm39) N107S probably damaging Het
Traf3 T C 12: 111,215,036 (GRCm39) S202P probably benign Het
Vmn2r9 T C 5: 108,994,143 (GRCm39) E502G probably benign Het
Vps8 A T 16: 21,363,986 (GRCm39) probably benign Het
Zfp770 G A 2: 114,027,365 (GRCm39) L235F probably damaging Het
Other mutations in Ap1m2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01811:Ap1m2 APN 9 21,210,600 (GRCm39) missense probably benign 0.01
IGL02320:Ap1m2 APN 9 21,210,620 (GRCm39) nonsense probably null
IGL02533:Ap1m2 APN 9 21,207,797 (GRCm39) missense probably damaging 1.00
IGL02806:Ap1m2 APN 9 21,216,979 (GRCm39) missense probably damaging 1.00
PIT1430001:Ap1m2 UTSW 9 21,209,548 (GRCm39) missense probably damaging 0.98
R0172:Ap1m2 UTSW 9 21,209,628 (GRCm39) splice site probably null
R0498:Ap1m2 UTSW 9 21,207,129 (GRCm39) makesense probably null
R1272:Ap1m2 UTSW 9 21,217,006 (GRCm39) missense possibly damaging 0.85
R1424:Ap1m2 UTSW 9 21,209,500 (GRCm39) missense possibly damaging 0.95
R1747:Ap1m2 UTSW 9 21,216,982 (GRCm39) missense probably damaging 1.00
R4478:Ap1m2 UTSW 9 21,209,509 (GRCm39) missense probably benign 0.31
R4573:Ap1m2 UTSW 9 21,217,054 (GRCm39) missense probably damaging 1.00
R4702:Ap1m2 UTSW 9 21,209,591 (GRCm39) missense probably benign 0.24
R4860:Ap1m2 UTSW 9 21,220,970 (GRCm39) missense probably benign
R4860:Ap1m2 UTSW 9 21,220,970 (GRCm39) missense probably benign
R5285:Ap1m2 UTSW 9 21,216,933 (GRCm39) nonsense probably null
R6131:Ap1m2 UTSW 9 21,207,797 (GRCm39) missense probably damaging 1.00
R6191:Ap1m2 UTSW 9 21,210,601 (GRCm39) missense probably benign 0.02
R7262:Ap1m2 UTSW 9 21,213,762 (GRCm39) missense possibly damaging 0.49
R9169:Ap1m2 UTSW 9 21,223,523 (GRCm39) missense probably benign 0.04
R9398:Ap1m2 UTSW 9 21,216,935 (GRCm39) missense probably damaging 1.00
R9561:Ap1m2 UTSW 9 21,209,524 (GRCm39) missense probably damaging 1.00
R9664:Ap1m2 UTSW 9 21,216,983 (GRCm39) missense probably benign 0.00
Z1176:Ap1m2 UTSW 9 21,209,552 (GRCm39) nonsense probably null
Predicted Primers PCR Primer
(F):5'- TCAAGAGTGCTGGCTGAGAC -3'
(R):5'- AATGGACAGGTAACGCTGC -3'

Sequencing Primer
(F):5'- AGAAGGGTGCTCTCAGCTCTAG -3'
(R):5'- TAACGCTGCAGTGAGGGTG -3'
Posted On 2015-07-21