Incidental Mutation 'R2234:Xpnpep1'
ID 239956
Institutional Source Beutler Lab
Gene Symbol Xpnpep1
Ensembl Gene ENSMUSG00000025027
Gene Name X-prolyl aminopeptidase (aminopeptidase P) 1, soluble
Synonyms D230045I08Rik
MMRRC Submission 040235-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R2234 (G1)
Quality Score 225
Status Not validated
Chromosome 19
Chromosomal Location 52919710-53027093 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to G at 53001892 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Alanine at position 118 (D118A)
Ref Sequence ENSEMBL: ENSMUSP00000138233 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000182097] [ENSMUST00000182500] [ENSMUST00000183274] [ENSMUST00000183108]
AlphaFold Q6P1B1
Predicted Effect probably damaging
Transcript: ENSMUST00000069988
AA Change: D75A

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000070946
Gene: ENSMUSG00000025027
AA Change: D75A

DomainStartEndE-ValueType
Pfam:Creatinase_N 10 154 5.2e-15 PFAM
Pfam:Creatinase_N_2 157 326 1.4e-47 PFAM
Pfam:Peptidase_M24 328 544 7.2e-52 PFAM
Pfam:Peptidase_M24_C 555 619 7.3e-26 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000182097
AA Change: D75A

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000138473
Gene: ENSMUSG00000025027
AA Change: D75A

DomainStartEndE-ValueType
Pfam:Creatinase_N 9 119 5.9e-15 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000182500
Predicted Effect noncoding transcript
Transcript: ENSMUST00000182534
Predicted Effect noncoding transcript
Transcript: ENSMUST00000182844
Predicted Effect noncoding transcript
Transcript: ENSMUST00000182877
Predicted Effect noncoding transcript
Transcript: ENSMUST00000182887
Predicted Effect probably damaging
Transcript: ENSMUST00000183274
AA Change: D118A

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000138233
Gene: ENSMUSG00000025027
AA Change: D118A

DomainStartEndE-ValueType
Pfam:Creatinase_N 53 198 1.2e-17 PFAM
Pfam:Peptidase_M24 371 587 1.9e-48 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000183108
AA Change: D118A

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000138250
Gene: ENSMUSG00000025027
AA Change: D118A

DomainStartEndE-ValueType
Pfam:Creatinase_N 53 198 1.2e-17 PFAM
Pfam:Peptidase_M24 371 587 5.5e-49 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000184510
Predicted Effect noncoding transcript
Transcript: ENSMUST00000183188
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.7%
  • 10x: 97.6%
  • 20x: 96.1%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes the cytosolic form of a metalloaminopeptidase that catalyzes the cleavage of the N-terminal amino acid adjacent to a proline residue. The gene product may play a role in degradation and maturation of tachykinins, neuropeptides, and peptide hormones. Alternative splicing results in multiple transcript variants.[provided by RefSeq, Nov 2009]
PHENOTYPE: Mice homozygous for a gene trap allele exhibit pre and postnatal lethality, reduced male survival, growth retardation with decreased body weight, size and length, microcephaly and peptiduria. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 57 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acbd6 A G 1: 155,434,454 (GRCm39) D24G probably damaging Het
Adarb1 A G 10: 77,153,183 (GRCm39) V322A probably damaging Het
Akap8l C T 17: 32,557,777 (GRCm39) G37R probably damaging Het
BC035947 A T 1: 78,474,599 (GRCm39) D644E probably damaging Het
Capzb T A 4: 138,989,334 (GRCm39) D85E possibly damaging Het
Cd81 T A 7: 142,620,056 (GRCm39) N71K probably benign Het
Cemip G T 7: 83,647,770 (GRCm39) D103E probably benign Het
Chfr A G 5: 110,318,729 (GRCm39) K580E probably damaging Het
Chrnb1 A T 11: 69,686,428 (GRCm39) I64N probably damaging Het
Clca3a1 G T 3: 144,714,829 (GRCm39) P596Q possibly damaging Het
Cpb1 A T 3: 20,329,629 (GRCm39) D32E probably benign Het
Crh A T 3: 19,748,096 (GRCm39) M182K probably damaging Het
Csta1 C T 16: 35,945,445 (GRCm39) V23I probably damaging Het
Dazap1 A G 10: 80,113,433 (GRCm39) K110E possibly damaging Het
Dhx16 T C 17: 36,198,778 (GRCm39) C737R probably damaging Het
Dync1i2 C T 2: 71,079,764 (GRCm39) Q419* probably null Het
Eml5 A C 12: 98,807,840 (GRCm39) D984E probably damaging Het
Fat3 G A 9: 15,909,567 (GRCm39) S2145F probably damaging Het
Gm12695 C T 4: 96,612,266 (GRCm39) R499Q probably damaging Het
Hid1 A G 11: 115,241,945 (GRCm39) I555T probably damaging Het
Hspa2 A G 12: 76,451,419 (GRCm39) T38A possibly damaging Het
Igf1r T A 7: 67,861,828 (GRCm39) N1129K probably damaging Het
Iglon5 T C 7: 43,130,062 (GRCm39) E34G probably damaging Het
Itprid1 A T 6: 55,874,797 (GRCm39) H249L possibly damaging Het
Kalrn C A 16: 33,996,632 (GRCm39) probably null Het
Kmt2d T C 15: 98,763,129 (GRCm39) D240G probably damaging Het
Lrrc56 T A 7: 140,778,207 (GRCm39) D66E probably damaging Het
Myot A G 18: 44,487,339 (GRCm39) D392G probably damaging Het
Nphp3 G A 9: 103,914,575 (GRCm39) R1052H probably benign Het
Obscn T C 11: 59,022,472 (GRCm39) R758G possibly damaging Het
Or2d4 C A 7: 106,543,827 (GRCm39) C127F probably damaging Het
Or4c114 A G 2: 88,904,592 (GRCm39) L281P probably damaging Het
Or6z5 T C 7: 6,477,441 (GRCm39) S111P possibly damaging Het
Or7g19 A T 9: 18,856,112 (GRCm39) H56L probably damaging Het
Or8k39 A G 2: 86,563,921 (GRCm39) F12L possibly damaging Het
Pax8 A G 2: 24,333,114 (GRCm39) I77T probably damaging Het
Paxbp1 T C 16: 90,831,822 (GRCm39) I355M probably benign Het
Pds5a A T 5: 65,811,441 (GRCm39) F331I probably damaging Het
Plec A T 15: 76,061,147 (GRCm39) I2952N probably damaging Het
Ppp1r12a A G 10: 108,034,780 (GRCm39) I108M possibly damaging Het
Rabepk A T 2: 34,685,246 (GRCm39) I58N possibly damaging Het
Rnf216 G A 5: 143,076,681 (GRCm39) H68Y probably benign Het
Scap T C 9: 110,210,661 (GRCm39) C998R probably damaging Het
Scgb1b27 T C 7: 33,721,249 (GRCm39) Y46H probably damaging Het
Sf3a2 G T 10: 80,638,663 (GRCm39) A95S probably benign Het
Smg7 A T 1: 152,744,064 (GRCm39) Y40N probably damaging Het
Ssc5d A G 7: 4,946,849 (GRCm39) T1068A probably benign Het
Stambp A G 6: 83,528,960 (GRCm39) S362P probably damaging Het
Tbx18 G T 9: 87,606,403 (GRCm39) S247R probably damaging Het
Tenm3 T C 8: 48,729,204 (GRCm39) I1601V probably benign Het
Thap4 G T 1: 93,652,934 (GRCm39) Q441K probably benign Het
Tmprss11c G T 5: 86,429,945 (GRCm39) T40K probably benign Het
Tnk1 C T 11: 69,746,017 (GRCm39) probably null Het
Trim65 G T 11: 116,021,503 (GRCm39) T110K possibly damaging Het
Uck1 T C 2: 32,148,315 (GRCm39) D167G probably damaging Het
Vmn2r124 A T 17: 18,269,927 (GRCm39) H61L possibly damaging Het
Xylt2 C T 11: 94,560,822 (GRCm39) V239M possibly damaging Het
Other mutations in Xpnpep1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00572:Xpnpep1 APN 19 52,998,579 (GRCm39) missense probably benign 0.06
IGL01665:Xpnpep1 APN 19 52,985,463 (GRCm39) missense probably benign 0.00
IGL01833:Xpnpep1 APN 19 52,988,824 (GRCm39) missense probably damaging 1.00
IGL02011:Xpnpep1 APN 19 52,990,896 (GRCm39) critical splice donor site probably benign 0.00
IGL03229:Xpnpep1 APN 19 53,013,811 (GRCm39) missense probably benign
IGL03334:Xpnpep1 APN 19 52,998,577 (GRCm39) missense probably damaging 1.00
R0226:Xpnpep1 UTSW 19 52,998,583 (GRCm39) missense probably benign 0.03
R0613:Xpnpep1 UTSW 19 52,994,784 (GRCm39) missense probably damaging 0.97
R0648:Xpnpep1 UTSW 19 52,986,294 (GRCm39) splice site probably benign
R1543:Xpnpep1 UTSW 19 52,980,107 (GRCm39) missense probably benign 0.24
R1553:Xpnpep1 UTSW 19 52,994,769 (GRCm39) missense probably benign 0.00
R1801:Xpnpep1 UTSW 19 52,998,564 (GRCm39) missense probably damaging 1.00
R1853:Xpnpep1 UTSW 19 52,994,641 (GRCm39) missense probably benign 0.01
R3797:Xpnpep1 UTSW 19 52,994,773 (GRCm39) missense probably benign 0.28
R3820:Xpnpep1 UTSW 19 52,992,250 (GRCm39) splice site probably benign
R3822:Xpnpep1 UTSW 19 52,992,250 (GRCm39) splice site probably benign
R3925:Xpnpep1 UTSW 19 52,980,128 (GRCm39) missense probably damaging 1.00
R4831:Xpnpep1 UTSW 19 53,003,053 (GRCm39) missense probably benign 0.09
R5033:Xpnpep1 UTSW 19 52,994,606 (GRCm39) missense probably benign
R5184:Xpnpep1 UTSW 19 53,001,845 (GRCm39) missense probably benign 0.24
R5468:Xpnpep1 UTSW 19 52,983,950 (GRCm39) missense probably benign 0.01
R5573:Xpnpep1 UTSW 19 52,993,253 (GRCm39) missense probably damaging 1.00
R5876:Xpnpep1 UTSW 19 52,985,439 (GRCm39) missense probably damaging 1.00
R5929:Xpnpep1 UTSW 19 53,001,920 (GRCm39) missense probably damaging 1.00
R6454:Xpnpep1 UTSW 19 52,986,310 (GRCm39) missense possibly damaging 0.91
R6519:Xpnpep1 UTSW 19 53,000,275 (GRCm39) missense possibly damaging 0.90
R7095:Xpnpep1 UTSW 19 53,000,196 (GRCm39) critical splice donor site probably null
R7112:Xpnpep1 UTSW 19 52,998,538 (GRCm39) missense probably benign
R7412:Xpnpep1 UTSW 19 52,994,722 (GRCm39) missense probably benign
R8329:Xpnpep1 UTSW 19 52,990,903 (GRCm39) critical splice donor site probably null
R8431:Xpnpep1 UTSW 19 52,983,937 (GRCm39) missense probably benign 0.04
R9194:Xpnpep1 UTSW 19 53,000,289 (GRCm39) missense possibly damaging 0.68
R9342:Xpnpep1 UTSW 19 52,993,248 (GRCm39) missense probably benign 0.02
R9388:Xpnpep1 UTSW 19 52,993,233 (GRCm39) missense probably damaging 1.00
R9546:Xpnpep1 UTSW 19 52,990,959 (GRCm39) missense probably damaging 1.00
R9746:Xpnpep1 UTSW 19 53,001,892 (GRCm39) missense probably damaging 1.00
RF017:Xpnpep1 UTSW 19 53,020,491 (GRCm39) missense probably benign 0.21
Predicted Primers PCR Primer
(F):5'- AAGCACTAAGATCCTGGGTCC -3'
(R):5'- CTGGTCATCTAGGCTTCAGGAC -3'

Sequencing Primer
(F):5'- TGGGTCCCCAAAGCATTC -3'
(R):5'- CTTCAGGACTGCTCTGAGAGAGTC -3'
Posted On 2014-10-15