Incidental Mutation 'R4691:Erap1'
ID 354938
Institutional Source Beutler Lab
Gene Symbol Erap1
Ensembl Gene ENSMUSG00000021583
Gene Name endoplasmic reticulum aminopeptidase 1
Synonyms Arts1, PILSAP, ERAAP
MMRRC Submission 041942-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.114) question?
Stock # R4691 (G1)
Quality Score 225
Status Validated
Chromosome 13
Chromosomal Location 74787692-74841324 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 74821811 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Leucine to Proline at position 722 (L722P)
Ref Sequence ENSEMBL: ENSMUSP00000133166 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000169114] [ENSMUST00000222127]
AlphaFold Q9EQH2
Predicted Effect probably damaging
Transcript: ENSMUST00000169114
AA Change: L722P

PolyPhen 2 Score 0.994 (Sensitivity: 0.69; Specificity: 0.97)
SMART Domains Protein: ENSMUSP00000133166
Gene: ENSMUSG00000021583
AA Change: L722P

DomainStartEndE-ValueType
Pfam:Peptidase_M1 42 430 2.7e-135 PFAM
low complexity region 488 501 N/A INTRINSIC
Pfam:ERAP1_C 586 904 1.7e-64 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000220594
Predicted Effect probably benign
Transcript: ENSMUST00000222127
Meta Mutation Damage Score 0.6061 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.1%
  • 20x: 95.0%
Validation Efficiency 97% (70/72)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The protein encoded by this gene is an aminopeptidase involved in trimming HLA class I-binding precursors so that they can be presented on MHC class I molecules. The encoded protein acts as a monomer or as a heterodimer with ERAP2. This protein may also be involved in blood pressure regulation by inactivation of angiotensin II. Three transcript variants encoding two different isoforms have been found for this gene.[provided by RefSeq, Oct 2010]
PHENOTYPE: Mice homozygous for a targeted mutation may exhibit extramedullary hematopoiesis of the spleen, thymus hyperplasia, or enlarged kidneys at older ages. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 66 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca13 A T 11: 9,384,195 (GRCm39) R3882S probably damaging Het
Adamts2 G T 11: 50,647,523 (GRCm39) V299F probably damaging Het
Ankrd50 A G 3: 38,537,159 (GRCm39) S65P probably benign Het
Ap4e1 T C 2: 126,903,791 (GRCm39) C898R probably benign Het
Arel1 A T 12: 84,977,023 (GRCm39) probably null Het
Bag6 T A 17: 35,358,224 (GRCm39) V164D probably damaging Het
C2cd5 A G 6: 142,975,874 (GRCm39) S769P possibly damaging Het
Cables1 C T 18: 11,973,580 (GRCm39) Q240* probably null Het
Ccnb1-ps T A 7: 41,755,516 (GRCm39) noncoding transcript Het
Ccz1 A T 5: 143,928,380 (GRCm39) I390N possibly damaging Het
Ceacam23 T A 7: 17,642,891 (GRCm39) S434T possibly damaging Het
Ces1a T C 8: 93,759,287 (GRCm39) H283R probably benign Het
Clca3b G A 3: 144,544,853 (GRCm39) T378I probably benign Het
Cpne2 A T 8: 95,284,849 (GRCm39) I342F probably damaging Het
Cyp2d9 A G 15: 82,340,033 (GRCm39) D141G probably damaging Het
Ddias T A 7: 92,508,024 (GRCm39) K630N probably damaging Het
Dennd4b A G 3: 90,179,619 (GRCm39) T626A probably damaging Het
Disc1 T C 8: 125,875,186 (GRCm39) V554A possibly damaging Het
Dnah10 A G 5: 124,852,581 (GRCm39) T1880A probably damaging Het
Dnase1l1 C T X: 73,320,644 (GRCm39) probably null Het
Epop C T 11: 97,519,719 (GRCm39) G130D possibly damaging Het
Eya4 T A 10: 23,015,966 (GRCm39) T334S probably benign Het
Ezr T C 17: 7,026,961 (GRCm39) I5V probably benign Het
Fam53c A C 18: 34,901,743 (GRCm39) E220A probably damaging Het
Galnt12 T C 4: 47,104,143 (GRCm39) S134P probably damaging Het
Gcfc2 T A 6: 81,918,408 (GRCm39) L366* probably null Het
Gins4 T A 8: 23,727,075 (GRCm39) D6V probably benign Het
Grid1 A G 14: 35,291,514 (GRCm39) H807R probably benign Het
H2-T22 GTTTT GTTT 17: 36,352,462 (GRCm39) probably null Het
Ighv1-66 T C 12: 115,556,929 (GRCm39) Y51C probably benign Het
Inpp4b A T 8: 82,849,282 (GRCm39) Y901F probably damaging Het
Irf2 T A 8: 47,299,222 (GRCm39) S339T probably damaging Het
Itgae G T 11: 73,010,345 (GRCm39) G612* probably null Het
Kdr T C 5: 76,105,259 (GRCm39) K1037R possibly damaging Het
Mro A T 18: 74,006,397 (GRCm39) M115L probably benign Het
Myo5a A G 9: 75,087,438 (GRCm39) E1098G probably damaging Het
Nkx2-1 T A 12: 56,580,350 (GRCm39) M197L probably benign Het
Or7e165 T C 9: 19,694,678 (GRCm39) I83T probably benign Het
Pank2 T A 2: 131,138,201 (GRCm39) F430L possibly damaging Het
Pcx T A 19: 4,669,505 (GRCm39) V794E probably damaging Het
Pdgfd C T 9: 6,288,556 (GRCm39) P70L probably damaging Het
Pla2g4e T C 2: 120,004,781 (GRCm39) Y521C probably damaging Het
Pou5f1 T A 17: 35,817,028 (GRCm39) F11Y probably damaging Het
Prdm9 A G 17: 15,773,640 (GRCm39) M252T probably benign Het
Ptk2b C T 14: 66,394,518 (GRCm39) G859S probably benign Het
Rad51ap1 A G 6: 126,904,516 (GRCm39) S123P probably benign Het
Robo3 T C 9: 37,336,514 (GRCm39) E418G probably damaging Het
Sos2 C T 12: 69,663,102 (GRCm39) R631H probably damaging Het
Sp140l1 C T 1: 85,066,521 (GRCm39) probably benign Het
St3gal2 C T 8: 111,684,417 (GRCm39) T25I probably benign Het
Stra6l G A 4: 45,882,851 (GRCm39) A521T probably benign Het
Syt7 T A 19: 10,403,845 (GRCm39) L177Q probably damaging Het
Tet2 T A 3: 133,191,844 (GRCm39) Q863H possibly damaging Het
Tmem232 T C 17: 65,572,237 (GRCm39) K585E possibly damaging Het
Trpc6 A C 9: 8,652,979 (GRCm39) E595A probably damaging Het
Txnl1 A G 18: 63,804,750 (GRCm39) V248A possibly damaging Het
Vmn2r72 A T 7: 85,387,119 (GRCm39) L815* probably null Het
Vmn2r81 C T 10: 79,129,211 (GRCm39) Q701* probably null Het
Vps13c T C 9: 67,860,217 (GRCm39) V2811A possibly damaging Het
Vsig10l2 T C 9: 35,428,158 (GRCm39) S106G possibly damaging Het
Zfp354a A G 11: 50,961,064 (GRCm39) E425G probably damaging Het
Zfp617 A T 8: 72,686,659 (GRCm39) T330S probably benign Het
Zfp663 G T 2: 165,201,050 (GRCm39) probably benign Het
Zfp84 T C 7: 29,476,505 (GRCm39) L399P probably damaging Het
Zfp869 A T 8: 70,159,513 (GRCm39) C353* probably null Het
Zscan22 C T 7: 12,640,488 (GRCm39) A85V probably benign Het
Other mutations in Erap1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00432:Erap1 APN 13 74,821,778 (GRCm39) missense probably benign 0.17
IGL00661:Erap1 APN 13 74,822,908 (GRCm39) unclassified probably benign
IGL00903:Erap1 APN 13 74,821,826 (GRCm39) missense probably benign
IGL01095:Erap1 APN 13 74,816,213 (GRCm39) missense probably benign 0.04
IGL01536:Erap1 APN 13 74,810,542 (GRCm39) nonsense probably null
IGL01646:Erap1 APN 13 74,814,291 (GRCm39) missense probably damaging 1.00
IGL01674:Erap1 APN 13 74,812,350 (GRCm39) unclassified probably benign
IGL01795:Erap1 APN 13 74,814,209 (GRCm39) splice site probably null
IGL01922:Erap1 APN 13 74,810,506 (GRCm39) missense probably damaging 1.00
IGL01951:Erap1 APN 13 74,823,414 (GRCm39) missense probably damaging 0.99
IGL02106:Erap1 APN 13 74,794,758 (GRCm39) missense probably benign
IGL02369:Erap1 APN 13 74,814,645 (GRCm39) missense probably benign 0.05
IGL02669:Erap1 APN 13 74,823,987 (GRCm39) missense probably benign 0.13
IGL02866:Erap1 APN 13 74,816,118 (GRCm39) missense probably damaging 0.96
IGL03093:Erap1 APN 13 74,823,399 (GRCm39) missense probably benign 0.10
IGL03265:Erap1 APN 13 74,812,246 (GRCm39) missense probably damaging 1.00
R0091:Erap1 UTSW 13 74,816,171 (GRCm39) missense possibly damaging 0.88
R0456:Erap1 UTSW 13 74,812,339 (GRCm39) missense probably benign 0.24
R0556:Erap1 UTSW 13 74,808,444 (GRCm39) missense probably damaging 1.00
R0627:Erap1 UTSW 13 74,823,933 (GRCm39) unclassified probably benign
R0825:Erap1 UTSW 13 74,822,733 (GRCm39) unclassified probably benign
R1123:Erap1 UTSW 13 74,821,762 (GRCm39) missense probably benign
R1530:Erap1 UTSW 13 74,794,662 (GRCm39) missense probably benign 0.06
R1619:Erap1 UTSW 13 74,819,500 (GRCm39) missense probably damaging 1.00
R1731:Erap1 UTSW 13 74,814,241 (GRCm39) nonsense probably null
R1944:Erap1 UTSW 13 74,794,758 (GRCm39) missense probably benign
R2016:Erap1 UTSW 13 74,812,270 (GRCm39) missense probably damaging 1.00
R2022:Erap1 UTSW 13 74,814,627 (GRCm39) missense probably benign 0.08
R2023:Erap1 UTSW 13 74,814,627 (GRCm39) missense probably benign 0.08
R2045:Erap1 UTSW 13 74,817,569 (GRCm39) missense probably benign 0.01
R2081:Erap1 UTSW 13 74,823,426 (GRCm39) missense possibly damaging 0.67
R2187:Erap1 UTSW 13 74,810,524 (GRCm39) missense probably damaging 0.98
R2198:Erap1 UTSW 13 74,794,806 (GRCm39) missense probably damaging 0.97
R3938:Erap1 UTSW 13 74,816,147 (GRCm39) missense probably damaging 1.00
R4052:Erap1 UTSW 13 74,823,459 (GRCm39) missense probably benign 0.13
R4062:Erap1 UTSW 13 74,811,655 (GRCm39) missense probably benign 0.02
R4128:Erap1 UTSW 13 74,814,315 (GRCm39) missense probably damaging 1.00
R4247:Erap1 UTSW 13 74,823,414 (GRCm39) missense probably damaging 0.99
R4562:Erap1 UTSW 13 74,821,778 (GRCm39) missense probably benign 0.21
R4831:Erap1 UTSW 13 74,838,766 (GRCm39) missense probably damaging 1.00
R4916:Erap1 UTSW 13 74,794,647 (GRCm39) missense probably benign
R4983:Erap1 UTSW 13 74,838,829 (GRCm39) missense probably benign 0.01
R5213:Erap1 UTSW 13 74,819,614 (GRCm39) splice site probably null
R5229:Erap1 UTSW 13 74,808,494 (GRCm39) missense possibly damaging 0.94
R5367:Erap1 UTSW 13 74,794,680 (GRCm39) missense probably damaging 0.99
R5463:Erap1 UTSW 13 74,794,533 (GRCm39) missense probably damaging 1.00
R5566:Erap1 UTSW 13 74,810,531 (GRCm39) missense probably damaging 1.00
R5972:Erap1 UTSW 13 74,810,423 (GRCm39) splice site probably null
R6112:Erap1 UTSW 13 74,794,398 (GRCm39) missense probably benign 0.44
R6132:Erap1 UTSW 13 74,808,401 (GRCm39) missense probably benign 0.00
R6180:Erap1 UTSW 13 74,814,345 (GRCm39) missense possibly damaging 0.55
R6314:Erap1 UTSW 13 74,822,894 (GRCm39) missense probably damaging 0.99
R6479:Erap1 UTSW 13 74,811,612 (GRCm39) splice site probably null
R6919:Erap1 UTSW 13 74,819,552 (GRCm39) missense probably benign 0.20
R7199:Erap1 UTSW 13 74,814,258 (GRCm39) missense probably benign 0.10
R7283:Erap1 UTSW 13 74,821,903 (GRCm39) splice site probably null
R7543:Erap1 UTSW 13 74,822,753 (GRCm39) missense probably damaging 1.00
R8174:Erap1 UTSW 13 74,794,683 (GRCm39) missense probably benign 0.09
R8217:Erap1 UTSW 13 74,820,937 (GRCm39) missense probably benign 0.33
R8320:Erap1 UTSW 13 74,814,668 (GRCm39) missense probably benign 0.02
R8799:Erap1 UTSW 13 74,805,755 (GRCm39) missense probably benign 0.02
R9041:Erap1 UTSW 13 74,822,818 (GRCm39) missense probably benign 0.02
R9232:Erap1 UTSW 13 74,811,637 (GRCm39) missense probably benign 0.36
R9244:Erap1 UTSW 13 74,821,903 (GRCm39) splice site probably null
X0067:Erap1 UTSW 13 74,808,491 (GRCm39) missense probably damaging 1.00
Z1176:Erap1 UTSW 13 74,805,757 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- CCAGGAGTACTAGGCTATATGAGG -3'
(R):5'- AAAGGTGCTGTAGGAAGACTCATC -3'

Sequencing Primer
(F):5'- AGGTTTAAATGTTCTGTGACACTGC -3'
(R):5'- GCTGTAGGAAGACTCATCTATCCAG -3'
Posted On 2015-10-21