Incidental Mutation 'R9409:Cpb2'
ID 711723
Institutional Source Beutler Lab
Gene Symbol Cpb2
Ensembl Gene ENSMUSG00000021999
Gene Name carboxypeptidase B2
Synonyms CPU, CPR, carboxypeptidase U, 1110032P04Rik, TAFI, 4930405E17Rik, thrombin-activatable fibrinolysis inhibitor, carboxypeptidase R
MMRRC Submission
Accession Numbers
Essential gene? Probably non essential (E-score: 0.099) question?
Stock # R9409 (G1)
Quality Score 225.009
Status Not validated
Chromosome 14
Chromosomal Location 75479727-75520995 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 75505522 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Phenylalanine at position 173 (I173F)
Ref Sequence ENSEMBL: ENSMUSP00000022576 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000022576]
AlphaFold Q9JHH6
Predicted Effect probably damaging
Transcript: ENSMUST00000022576
AA Change: I173F

PolyPhen 2 Score 0.983 (Sensitivity: 0.75; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000022576
Gene: ENSMUSG00000021999
AA Change: I173F

DomainStartEndE-ValueType
signal peptide 1 21 N/A INTRINSIC
Pfam:Propep_M14 28 104 2.3e-17 PFAM
Zn_pept 122 406 2.1e-134 SMART
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.6%
  • 20x: 98.6%
Validation Efficiency
MGI Phenotype FUNCTION: This gene encodes carboxypeptidase B, a zinc-dependent metalloprotease that cleaves peptide bonds at the C-terminus of protein substrates. The encoded preproprotein undergoes proteolytic activation to generate a mature, functional enzyme, and secreted into plasma. [provided by RefSeq, Jan 2016]
PHENOTYPE: Homozygous null mice exhibit altered plasma clot lysis and may show reduced bleomycin-induced lung fibrosis, impaired healing of cutaneous wounds and colonic anastomoses, altered glomerular structure, or complement-mediated lethal inflammation after LPS sensitization. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 32 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1700030K09Rik A T 8: 73,211,888 (GRCm39) I538F possibly damaging Het
Arih2 C G 9: 108,488,938 (GRCm39) R260P probably damaging Het
Ccdc138 A G 10: 58,374,135 (GRCm39) H385R probably damaging Het
Cep43 T C 17: 8,411,088 (GRCm39) V367A probably benign Het
Cfhr1 T C 1: 139,478,704 (GRCm39) D222G probably benign Het
Creb3l1 C T 2: 91,822,231 (GRCm39) probably null Het
Ebf2 T C 14: 67,472,665 (GRCm39) S28P probably damaging Het
Eomes A T 9: 118,314,069 (GRCm39) T705S probably benign Het
Fbxo15 T A 18: 84,977,246 (GRCm39) W98R possibly damaging Het
Gm12258 T C 11: 58,745,119 (GRCm39) F17L Het
Grin2c C T 11: 115,144,106 (GRCm39) R697H probably benign Het
Ighmbp2 C A 19: 3,318,832 (GRCm39) A415S possibly damaging Het
Il6st C G 13: 112,640,872 (GRCm39) Q883E probably benign Het
Med17 T C 9: 15,176,695 (GRCm39) M511V probably benign Het
Or2n1d A T 17: 38,646,320 (GRCm39) T91S possibly damaging Het
Or8b39 G A 9: 37,996,584 (GRCm39) G151R probably damaging Het
Pacrg A T 17: 10,996,065 (GRCm39) I67N probably damaging Het
Pam A G 1: 97,749,585 (GRCm39) S964P probably damaging Het
Pcdh15 A G 10: 74,160,190 (GRCm39) T436A probably damaging Het
Pgap4 T A 4: 49,586,043 (GRCm39) E375V probably damaging Het
Rag1 A T 2: 101,473,192 (GRCm39) L650Q probably damaging Het
Rhobtb1 A T 10: 69,106,217 (GRCm39) T323S probably benign Het
Rhot2 T C 17: 26,060,085 (GRCm39) T299A probably benign Het
Rnf180 CGAGG CGAGGAGG 13: 105,386,781 (GRCm39) probably benign Het
Ryr2 C A 13: 11,695,973 (GRCm39) V2965F probably damaging Het
Serpina1b A T 12: 103,694,607 (GRCm39) M379K probably benign Het
Serpinb9 A G 13: 33,192,797 (GRCm39) Q118R probably benign Het
Slc16a14 G A 1: 84,907,116 (GRCm39) Q53* probably null Het
Tas2r130 T A 6: 131,607,660 (GRCm39) D45V probably damaging Het
Tie1 T C 4: 118,339,945 (GRCm39) N361D probably damaging Het
Tmtc2 G T 10: 105,159,419 (GRCm39) L560M probably damaging Het
Trav13-5 G T 14: 54,033,277 (GRCm39) R62L possibly damaging Het
Other mutations in Cpb2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00687:Cpb2 APN 14 75,512,533 (GRCm39) missense possibly damaging 0.64
IGL00925:Cpb2 APN 14 75,498,190 (GRCm39) missense possibly damaging 0.56
IGL01069:Cpb2 APN 14 75,508,215 (GRCm39) missense probably damaging 1.00
IGL01521:Cpb2 APN 14 75,495,071 (GRCm39) missense probably damaging 1.00
IGL02331:Cpb2 APN 14 75,520,844 (GRCm39) missense possibly damaging 0.93
IGL02947:Cpb2 APN 14 75,520,758 (GRCm39) missense probably damaging 1.00
IGL02961:Cpb2 APN 14 75,502,823 (GRCm39) missense probably benign
PIT4677001:Cpb2 UTSW 14 75,493,463 (GRCm39) missense probably benign
R0271:Cpb2 UTSW 14 75,495,149 (GRCm39) splice site probably null
R0277:Cpb2 UTSW 14 75,502,898 (GRCm39) missense probably damaging 1.00
R0372:Cpb2 UTSW 14 75,479,817 (GRCm39) missense probably benign 0.01
R1893:Cpb2 UTSW 14 75,493,403 (GRCm39) missense probably benign 0.44
R1926:Cpb2 UTSW 14 75,479,837 (GRCm39) missense probably benign 0.07
R2372:Cpb2 UTSW 14 75,505,490 (GRCm39) missense probably damaging 0.97
R2923:Cpb2 UTSW 14 75,493,473 (GRCm39) critical splice donor site probably null
R3714:Cpb2 UTSW 14 75,520,657 (GRCm39) splice site probably null
R5958:Cpb2 UTSW 14 75,520,827 (GRCm39) missense probably damaging 1.00
R5987:Cpb2 UTSW 14 75,498,128 (GRCm39) missense probably damaging 1.00
R6354:Cpb2 UTSW 14 75,495,145 (GRCm39) critical splice donor site probably null
R6495:Cpb2 UTSW 14 75,512,519 (GRCm39) missense probably damaging 1.00
R6984:Cpb2 UTSW 14 75,502,898 (GRCm39) missense possibly damaging 0.78
R7211:Cpb2 UTSW 14 75,512,430 (GRCm39) missense probably damaging 1.00
R7380:Cpb2 UTSW 14 75,493,449 (GRCm39) missense possibly damaging 0.77
R7444:Cpb2 UTSW 14 75,520,782 (GRCm39) missense probably damaging 0.99
R7625:Cpb2 UTSW 14 75,509,989 (GRCm39) missense possibly damaging 0.89
R7784:Cpb2 UTSW 14 75,512,480 (GRCm39) missense probably damaging 1.00
R8436:Cpb2 UTSW 14 75,510,015 (GRCm39) missense probably damaging 1.00
R8947:Cpb2 UTSW 14 75,515,627 (GRCm39) missense probably damaging 1.00
R9003:Cpb2 UTSW 14 75,479,868 (GRCm39) splice site probably benign
R9272:Cpb2 UTSW 14 75,520,803 (GRCm39) missense probably damaging 1.00
R9391:Cpb2 UTSW 14 75,508,136 (GRCm39) missense probably damaging 0.98
Predicted Primers PCR Primer
(F):5'- GGCTTCAATATCACTCCCAGC -3'
(R):5'- AAGGCCAGTGTATGATATACGG -3'

Sequencing Primer
(F):5'- CCAGCTCACATGTGTCAGATATAGG -3'
(R):5'- CCAGTGTATGATATACGGAAATGC -3'
Posted On 2022-05-16