Incidental Mutation 'E0374:Klkb1'
ID 233315
Institutional Source Beutler Lab
Gene Symbol Klkb1
Ensembl Gene ENSMUSG00000109764
Gene Name kallikrein B, plasma 1
Synonyms PSA, Kal3, Klk3, Kal-3
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # E0374 (G1)
Quality Score 225
Status Not validated
Chromosome 8
Chromosomal Location 45719725-45747872 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to T at 45742128 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Methionine to Isoleucine at position 50 (M50I)
Ref Sequence ENSEMBL: ENSMUSP00000026907 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000026907]
AlphaFold P26262
Predicted Effect possibly damaging
Transcript: ENSMUST00000026907
AA Change: M50I

PolyPhen 2 Score 0.577 (Sensitivity: 0.88; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000026907
Gene: ENSMUSG00000109764
AA Change: M50I

DomainStartEndE-ValueType
APPLE 21 104 1.96e-40 SMART
APPLE 111 194 3.93e-40 SMART
APPLE 201 284 2.65e-37 SMART
APPLE 292 375 1.34e-33 SMART
Tryp_SPc 390 621 2.22e-99 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000116473
SMART Domains Protein: ENSMUSP00000112174
Gene: ENSMUSG00000031640

DomainStartEndE-ValueType
APPLE 21 104 1.96e-40 SMART
APPLE 111 194 3.93e-40 SMART
APPLE 201 284 2.65e-37 SMART
APPLE 292 375 1.34e-33 SMART
Tryp_SPc 390 621 2.22e-99 SMART
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.0%
  • 20x: 94.0%
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 processing to generate a disulfide-linked heterodimeric enzyme comprised of heavy and light chains. A complete deletion of the encoded protein prevents occlusive thrombus formation in mice with a minimal role in provoked bleeding. [provided by RefSeq, May 2016]
PHENOTYPE: Homozygous inactivation of this gene leads to reduced hematoma expansion in streptozotocin-induced diabetic mice subjected to autologous blood injection, and prolonged activated partial thromboplastin time. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 18 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Antxr1 A G 6: 87,232,861 (GRCm39) S234P probably benign Het
Bbox1 A G 2: 110,098,656 (GRCm39) V307A probably damaging Het
Ccr6 T C 17: 8,475,284 (GRCm39) V163A probably damaging Het
Cdkn3 C A 14: 47,004,630 (GRCm39) probably null Het
Chst13 C A 6: 90,286,174 (GRCm39) E263* probably null Het
Dctn1 T A 6: 83,171,156 (GRCm39) C754S possibly damaging Het
Dlgap4 T G 2: 156,603,763 (GRCm39) I185S probably damaging Het
Heca T A 10: 17,783,924 (GRCm39) H443L probably damaging Het
Lamb1 A G 12: 31,337,929 (GRCm39) Y414C probably damaging Het
Maff C A 15: 79,241,875 (GRCm39) N97K probably damaging Het
Map1s T A 8: 71,358,661 (GRCm39) probably benign Het
Mfsd10 A T 5: 34,793,981 (GRCm39) probably null Het
Nfam1 T G 15: 82,900,611 (GRCm39) I124L probably benign Het
Omg T G 11: 79,393,775 (GRCm39) I28L probably benign Het
Pfkm A T 15: 98,021,114 (GRCm39) I311F probably damaging Het
Sap30 T A 8: 57,938,095 (GRCm39) N174I probably damaging Het
Sdc1 T A 12: 8,839,424 (GRCm39) N28K probably damaging Het
Trabd2b T G 4: 114,457,094 (GRCm39) V337G probably damaging Het
Other mutations in Klkb1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00979:Klkb1 APN 8 45,747,105 (GRCm39) splice site probably benign
IGL01756:Klkb1 APN 8 45,725,361 (GRCm39) missense probably damaging 0.99
IGL01783:Klkb1 APN 8 45,729,428 (GRCm39) missense probably damaging 1.00
IGL01809:Klkb1 APN 8 45,729,090 (GRCm39) missense probably benign 0.00
IGL02128:Klkb1 APN 8 45,740,068 (GRCm39) missense probably damaging 1.00
IGL02512:Klkb1 APN 8 45,729,277 (GRCm39) splice site probably benign
R0048:Klkb1 UTSW 8 45,742,233 (GRCm39) splice site probably benign
R0149:Klkb1 UTSW 8 45,729,100 (GRCm39) missense probably damaging 1.00
R0278:Klkb1 UTSW 8 45,725,446 (GRCm39) missense probably benign 0.27
R0551:Klkb1 UTSW 8 45,731,003 (GRCm39) critical splice donor site probably null
R1103:Klkb1 UTSW 8 45,729,183 (GRCm39) missense probably damaging 1.00
R1420:Klkb1 UTSW 8 45,729,183 (GRCm39) missense probably damaging 1.00
R1930:Klkb1 UTSW 8 45,728,514 (GRCm39) missense probably benign 0.13
R1931:Klkb1 UTSW 8 45,728,514 (GRCm39) missense probably benign 0.13
R2125:Klkb1 UTSW 8 45,728,541 (GRCm39) missense possibly damaging 0.68
R2418:Klkb1 UTSW 8 45,742,149 (GRCm39) missense possibly damaging 0.86
R2419:Klkb1 UTSW 8 45,742,149 (GRCm39) missense possibly damaging 0.86
R3938:Klkb1 UTSW 8 45,735,838 (GRCm39) missense probably damaging 0.99
R4445:Klkb1 UTSW 8 45,730,092 (GRCm39) missense probably benign 0.11
R4461:Klkb1 UTSW 8 45,726,612 (GRCm39) missense probably damaging 1.00
R4969:Klkb1 UTSW 8 45,735,814 (GRCm39) missense probably benign 0.43
R4974:Klkb1 UTSW 8 45,739,995 (GRCm39) missense probably damaging 1.00
R5113:Klkb1 UTSW 8 45,723,734 (GRCm39) missense probably benign 0.00
R5117:Klkb1 UTSW 8 45,742,149 (GRCm39) missense possibly damaging 0.86
R5339:Klkb1 UTSW 8 45,723,748 (GRCm39) missense possibly damaging 0.93
R5891:Klkb1 UTSW 8 45,723,703 (GRCm39) missense probably benign 0.13
R6230:Klkb1 UTSW 8 45,736,252 (GRCm39) missense probably benign 0.03
R6554:Klkb1 UTSW 8 45,726,591 (GRCm39) missense probably damaging 1.00
R6564:Klkb1 UTSW 8 45,726,671 (GRCm39) missense probably damaging 0.98
R7130:Klkb1 UTSW 8 45,728,575 (GRCm39) missense probably benign 0.00
R7497:Klkb1 UTSW 8 45,747,827 (GRCm39) utr 3 prime probably benign
R7599:Klkb1 UTSW 8 45,731,150 (GRCm39) missense probably benign 0.01
R7867:Klkb1 UTSW 8 45,740,002 (GRCm39) missense probably damaging 1.00
R9087:Klkb1 UTSW 8 45,728,515 (GRCm39) nonsense probably null
R9254:Klkb1 UTSW 8 45,742,067 (GRCm39) missense probably benign 0.00
R9311:Klkb1 UTSW 8 45,722,983 (GRCm39) missense probably benign 0.09
R9393:Klkb1 UTSW 8 45,729,392 (GRCm39) missense probably benign 0.33
R9522:Klkb1 UTSW 8 45,730,052 (GRCm39) missense probably benign 0.02
R9756:Klkb1 UTSW 8 45,735,811 (GRCm39) missense possibly damaging 0.95
Z1176:Klkb1 UTSW 8 45,726,666 (GRCm39) missense probably damaging 0.99
Z1177:Klkb1 UTSW 8 45,728,509 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- GGAGCTTCTGATGCAAAGAGTC -3'
(R):5'- AGTTGTCAGACCCGTGAAG -3'

Sequencing Primer
(F):5'- CTTTGAACACTCTGAGAAACATGGC -3'
(R):5'- TCAGACCCGTGAAGTTGTAATGAC -3'
Posted On 2014-10-01