Incidental Mutation 'R8320:Klk1b1'
ID 641909
Institutional Source Beutler Lab
Gene Symbol Klk1b1
Ensembl Gene ENSMUSG00000063133
Gene Name kallikrein 1-related peptidase b1
Synonyms mK1, tissue kallikrein, Klk1, TK, mGK-1
MMRRC Submission 067722-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.055) question?
Stock # R8320 (G1)
Quality Score 225.009
Status Not validated
Chromosome 7
Chromosomal Location 43616175-43620742 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to T at 43619767 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Arginine to Cysteine at position 109 (R109C)
Ref Sequence ENSEMBL: ENSMUSP00000077879 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000078835]
AlphaFold P00755
Predicted Effect possibly damaging
Transcript: ENSMUST00000078835
AA Change: R109C

PolyPhen 2 Score 0.858 (Sensitivity: 0.83; Specificity: 0.93)
SMART Domains Protein: ENSMUSP00000077879
Gene: ENSMUSG00000063133
AA Change: R109C

DomainStartEndE-ValueType
signal peptide 1 17 N/A INTRINSIC
Tryp_SPc 24 253 1.25e-98 SMART
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.6%
  • 20x: 98.8%
Validation Efficiency
MGI Phenotype FUNCTION: This gene encodes a member of the kallikrein subfamily of serine proteases that are involved in diverse physiological functions such as skin desquamation, tooth enamel formation, seminal liquefaction, synaptic neural plasticity and brain function. The encoded preproprotein undergoes proteolytic cleavage of the activation peptide to generate the functional enzyme. This gene is located in a cluster of several related kallikrein genes on chromosome 7. [provided by RefSeq, Feb 2016]
PHENOTYPE: Homozygous null mice display decreased left ventricular contractility, cardiac output, and stroke volume, a thin left ventricular wall, and impaired vasodilation. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 44 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Asb10 A G 5: 24,742,626 (GRCm39) probably null Het
Bhlhe40 TG TGG 6: 108,641,818 (GRCm39) 254 probably null Het
Clec3a T C 8: 115,152,369 (GRCm39) V125A probably benign Het
Clspn A G 4: 126,457,743 (GRCm39) D258G possibly damaging Het
Cnn3 T G 3: 121,243,635 (GRCm39) L32R probably damaging Het
Cntnap5a T C 1: 116,374,466 (GRCm39) F993L possibly damaging Het
Cobl A G 11: 12,217,001 (GRCm39) S496P probably damaging Het
Dmxl2 A G 9: 54,291,043 (GRCm39) V2469A probably benign Het
Egfr T C 11: 16,841,251 (GRCm39) F714S probably damaging Het
Erap1 G C 13: 74,814,668 (GRCm39) E465Q probably benign Het
Ercc6 T C 14: 32,242,972 (GRCm39) V204A probably benign Het
Fbln2 C T 6: 91,234,749 (GRCm39) T689I possibly damaging Het
Fbxw13 G T 9: 109,012,134 (GRCm39) T311K probably benign Het
Foxj2 T A 6: 122,810,649 (GRCm39) S210T probably benign Het
Gnl1 A G 17: 36,293,490 (GRCm39) N225S probably damaging Het
Grid2 T C 6: 63,233,917 (GRCm39) I26T probably benign Het
Gzmd A G 14: 56,367,190 (GRCm39) I234T probably benign Het
Igkv2-137 GA GAA 6: 67,533,154 (GRCm39) probably null Het
Kif26b T C 1: 178,711,641 (GRCm39) probably null Het
Klra10 A G 6: 130,246,211 (GRCm39) C255R probably damaging Het
Lgi4 T C 7: 30,768,366 (GRCm39) V455A probably benign Het
Mucl3 T C 17: 35,954,530 (GRCm39) T11A probably benign Het
Neb C A 2: 52,186,343 (GRCm39) V910L probably benign Het
Pigg G A 5: 108,495,717 (GRCm39) R918H probably benign Het
Poln A G 5: 34,307,171 (GRCm39) V10A possibly damaging Het
Polr1a T A 6: 71,918,368 (GRCm39) M642K probably damaging Het
Rasal1 C T 5: 120,804,420 (GRCm39) R431C probably benign Het
Rfc1 A T 5: 65,460,379 (GRCm39) Y167* probably null Het
Rnf17 TG T 14: 56,661,999 (GRCm39) 132 probably null Het
Sars2 C T 7: 28,446,293 (GRCm39) T174I probably damaging Het
Septin4 T C 11: 87,480,560 (GRCm39) V398A possibly damaging Het
Slc6a2 C T 8: 93,719,476 (GRCm39) T397I probably benign Het
Smarca4 G T 9: 21,588,798 (GRCm39) R1200L probably benign Het
Stx7 G T 10: 24,055,046 (GRCm39) A63S probably damaging Het
Sval3 G A 6: 41,949,458 (GRCm39) V99I probably benign Het
Syna A G 5: 134,588,574 (GRCm39) I125T possibly damaging Het
Syne2 T C 12: 76,150,604 (GRCm39) S1827P probably damaging Het
Taf4b T C 18: 14,916,749 (GRCm39) V33A possibly damaging Het
Tpcn2 C T 7: 144,820,359 (GRCm39) R373H possibly damaging Het
Trpm1 A G 7: 63,918,541 (GRCm39) D1511G possibly damaging Het
Ttc3 C A 16: 94,219,535 (GRCm39) R487S probably damaging Het
Tubb3 T C 8: 124,147,594 (GRCm39) S176P possibly damaging Het
Zfp189 C G 4: 49,530,180 (GRCm39) Q428E probably benign Het
Zscan4d C T 7: 10,799,942 (GRCm39) V316M probably benign Het
Other mutations in Klk1b1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00964:Klk1b1 APN 7 43,620,593 (GRCm39) missense possibly damaging 0.83
IGL02794:Klk1b1 APN 7 43,619,789 (GRCm39) missense possibly damaging 0.62
IGL03266:Klk1b1 APN 7 43,619,900 (GRCm39) missense probably benign 0.18
R0324:Klk1b1 UTSW 7 43,620,165 (GRCm39) nonsense probably null
R0689:Klk1b1 UTSW 7 43,620,143 (GRCm39) missense probably benign
R1552:Klk1b1 UTSW 7 43,618,767 (GRCm39) missense probably damaging 1.00
R1697:Klk1b1 UTSW 7 43,619,750 (GRCm39) missense probably benign 0.01
R1737:Klk1b1 UTSW 7 43,619,783 (GRCm39) missense probably benign 0.01
R2060:Klk1b1 UTSW 7 43,620,047 (GRCm39) missense possibly damaging 0.73
R2159:Klk1b1 UTSW 7 43,619,857 (GRCm39) missense probably damaging 0.97
R2177:Klk1b1 UTSW 7 43,618,695 (GRCm39) missense possibly damaging 0.63
R2213:Klk1b1 UTSW 7 43,619,905 (GRCm39) missense probably damaging 1.00
R2509:Klk1b1 UTSW 7 43,618,803 (GRCm39) missense probably damaging 1.00
R2510:Klk1b1 UTSW 7 43,618,803 (GRCm39) missense probably damaging 1.00
R3849:Klk1b1 UTSW 7 43,618,751 (GRCm39) missense probably damaging 1.00
R5567:Klk1b1 UTSW 7 43,620,593 (GRCm39) missense probably damaging 0.99
R6191:Klk1b1 UTSW 7 43,620,081 (GRCm39) missense probably damaging 1.00
R7162:Klk1b1 UTSW 7 43,618,671 (GRCm39) missense probably damaging 0.99
R7535:Klk1b1 UTSW 7 43,619,746 (GRCm39) missense probably damaging 1.00
R7752:Klk1b1 UTSW 7 43,620,669 (GRCm39) missense probably damaging 1.00
R7901:Klk1b1 UTSW 7 43,620,669 (GRCm39) missense probably damaging 1.00
R8379:Klk1b1 UTSW 7 43,619,767 (GRCm39) missense possibly damaging 0.86
R8381:Klk1b1 UTSW 7 43,619,767 (GRCm39) missense possibly damaging 0.86
R8383:Klk1b1 UTSW 7 43,619,767 (GRCm39) missense possibly damaging 0.86
R8511:Klk1b1 UTSW 7 43,619,767 (GRCm39) missense possibly damaging 0.86
R8867:Klk1b1 UTSW 7 43,619,747 (GRCm39) missense probably damaging 0.98
R9089:Klk1b1 UTSW 7 43,620,668 (GRCm39) missense possibly damaging 0.77
R9179:Klk1b1 UTSW 7 43,618,715 (GRCm39) missense probably damaging 1.00
R9761:Klk1b1 UTSW 7 43,618,739 (GRCm39) missense possibly damaging 0.79
X0012:Klk1b1 UTSW 7 43,620,083 (GRCm39) missense probably benign 0.05
Z1088:Klk1b1 UTSW 7 43,619,825 (GRCm39) missense probably benign 0.00
Predicted Primers PCR Primer
(F):5'- TACAGACCTGTCCTAGCTGC -3'
(R):5'- TGCTTGGACCAGACTCACAC -3'

Sequencing Primer
(F):5'- TGAGCAGCTCTCAGGTCTG -3'
(R):5'- CACTTGACAGGTATAATGCTGCC -3'
Posted On 2020-07-28