Incidental Mutation 'R2187:Erap1'
ID 237895
Institutional Source Beutler Lab
Gene Symbol Erap1
Ensembl Gene ENSMUSG00000021583
Gene Name endoplasmic reticulum aminopeptidase 1
Synonyms Arts1, PILSAP, ERAAP
MMRRC Submission 040189-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.114) question?
Stock # R2187 (G1)
Quality Score 225
Status Not validated
Chromosome 13
Chromosomal Location 74787692-74841324 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 74810524 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Phenylalanine at position 288 (I288F)
Ref Sequence ENSEMBL: ENSMUSP00000133166 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000169114] [ENSMUST00000221822] [ENSMUST00000222127]
AlphaFold Q9EQH2
Predicted Effect probably damaging
Transcript: ENSMUST00000169114
AA Change: I288F

PolyPhen 2 Score 0.977 (Sensitivity: 0.76; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000133166
Gene: ENSMUSG00000021583
AA Change: I288F

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 noncoding transcript
Transcript: ENSMUST00000221606
Predicted Effect probably benign
Transcript: ENSMUST00000221822
Predicted Effect probably benign
Transcript: ENSMUST00000222127
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.7%
  • 10x: 97.4%
  • 20x: 95.4%
Validation Efficiency
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: 51 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcg1 T A 17: 31,324,491 (GRCm39) S245R probably damaging Het
AI597479 T A 1: 43,139,983 (GRCm39) W70R probably damaging Het
Ankrd55 A G 13: 112,520,039 (GRCm39) S575G probably benign Het
Bfsp2 T A 9: 103,303,976 (GRCm39) K343* probably null Het
Cant1 A T 11: 118,299,667 (GRCm39) Y227* probably null Het
Cd2bp2 T C 7: 126,793,963 (GRCm39) N109D probably benign Het
Chmp6 A G 11: 119,807,562 (GRCm39) E135G possibly damaging Het
Dsp T G 13: 38,360,383 (GRCm39) S329R probably damaging Het
Epha5 A T 5: 84,234,223 (GRCm39) F767L probably damaging Het
Epha7 A T 4: 28,942,648 (GRCm39) T566S possibly damaging Het
Erich6 A G 3: 58,537,266 (GRCm39) probably null Het
Fbxo10 A G 4: 45,058,531 (GRCm39) V402A probably benign Het
Fndc1 T A 17: 7,960,604 (GRCm39) I1604F probably damaging Het
Foxd4 T G 19: 24,877,219 (GRCm39) Q327P probably damaging Het
Fxn T A 19: 24,257,853 (GRCm39) N26I probably benign Het
Hsf5 G T 11: 87,529,010 (GRCm39) G582C possibly damaging Het
Itga8 A G 2: 12,199,231 (GRCm39) V522A possibly damaging Het
Kplce A G 3: 92,775,922 (GRCm39) S254P probably damaging Het
Lyst C T 13: 13,883,926 (GRCm39) T2938I possibly damaging Het
Mib2 T C 4: 155,739,390 (GRCm39) E863G possibly damaging Het
Mrgpra9 A G 7: 46,884,797 (GRCm39) F290S probably damaging Het
Mst1 T C 9: 107,961,539 (GRCm39) Y599H possibly damaging Het
Mylk4 T C 13: 32,905,996 (GRCm39) I165V probably damaging Het
Nipsnap2 T C 5: 129,823,537 (GRCm39) probably null Het
Nol8 T C 13: 49,815,475 (GRCm39) Y528H probably benign Het
Nup93 T A 8: 95,027,478 (GRCm39) S295R probably damaging Het
Nutm2 A T 13: 50,621,453 (GRCm39) Q6L probably benign Het
Or2b6 A T 13: 21,823,555 (GRCm39) I46N probably damaging Het
Or5ak20 T G 2: 85,184,259 (GRCm39) S4R probably benign Het
Or5b12b T A 19: 12,861,619 (GRCm39) C125S probably damaging Het
Or6c33 A G 10: 129,853,557 (GRCm39) E109G probably damaging Het
Pip5k1a A T 3: 94,979,229 (GRCm39) L189Q probably damaging Het
Plekha4 C T 7: 45,198,698 (GRCm39) R574C probably damaging Het
Ppp2cb A G 8: 34,100,705 (GRCm39) E42G possibly damaging Het
Prkd3 T A 17: 79,282,983 (GRCm39) Q244L probably benign Het
Ptpn14 C T 1: 189,595,425 (GRCm39) R1023* probably null Het
Ptpra A G 2: 130,346,219 (GRCm39) T127A probably benign Het
Rad54l2 ACCTCCTCCTCCTCCTCCTCCTCCTC ACCTCCTCCTCCTCCTCCTCCTC 9: 106,631,191 (GRCm39) probably benign Het
Rasgrf1 T C 9: 89,876,888 (GRCm39) I751T possibly damaging Het
Rbm27 A G 18: 42,459,022 (GRCm39) K697R probably damaging Het
Rhoa C T 9: 108,212,352 (GRCm39) T127M probably benign Het
Rnpepl1 A G 1: 92,844,617 (GRCm39) S370G probably null Het
Sdk1 C T 5: 142,100,329 (GRCm39) T1453I probably damaging Het
Sel1l2 A G 2: 140,072,793 (GRCm39) L614S probably damaging Het
Slc6a20b T A 9: 123,427,653 (GRCm39) I419F probably damaging Het
Slc8a1 C T 17: 81,955,982 (GRCm39) S352N possibly damaging Het
Spta1 A G 1: 174,020,532 (GRCm39) D547G probably damaging Het
Tc2n G A 12: 101,672,803 (GRCm39) T46I probably damaging Het
Terb1 T A 8: 105,199,516 (GRCm39) Y476F probably benign Het
Trim12a T A 7: 103,953,399 (GRCm39) E237D probably damaging Het
Usp47 T C 7: 111,666,398 (GRCm39) L309P probably damaging 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
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
R4691:Erap1 UTSW 13 74,821,811 (GRCm39) missense probably damaging 0.99
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'- AGAAGCCATTGTTCTCTCCAG -3'
(R):5'- TCAGAAACTGCATAGTGATCTGTC -3'

Sequencing Primer
(F):5'- CTCTCCAGTTGTAGTAGGAAGCC -3'
(R):5'- ACTGCATAGTGATCTGTCATTAACAG -3'
Posted On 2014-10-02