NM_175737.4:c.3058C>A

Variant summary

Our verdict is Benign. The variant received -20 ACMG points: 0P and 20B. BP4_StrongBP6_Very_StrongBA1

The NM_175737.4(KLB):​c.3058C>A​(p.Gln1020Lys) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.328 in 1,613,676 control chromosomes in the GnomAD database, including 89,808 homozygotes. In-silico tool predicts a benign outcome for this variant. 15/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.29 ( 7057 hom., cov: 33)
Exomes 𝑓: 0.33 ( 82751 hom. )

Consequence

KLB
NM_175737.4 missense

Scores

18

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:4

Conservation

PhyloP100: 1.30

Publications

46 publications found
Variant links:
Genes affected
KLB (HGNC:15527): (klotho beta) Enables fibroblast growth factor binding activity and fibroblast growth factor receptor binding activity. Predicted to be involved in fibroblast growth factor receptor signaling pathway. Predicted to act upstream of or within positive regulation of MAPKKK cascade by fibroblast growth factor receptor signaling pathway and positive regulation of cell population proliferation. Predicted to be located in plasma membrane. Predicted to be active in endoplasmic reticulum. [provided by Alliance of Genome Resources, Apr 2022]

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Benign. The variant received -20 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.002471596).
BP6
Variant 4-39448609-C-A is Benign according to our data. Variant chr4-39448609-C-A is described in ClinVar as Benign. ClinVar VariationId is 1287276.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BA1
GnomAd4 highest subpopulation (SAS) allele frequency at 95% confidence interval = 0.428 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
KLBNM_175737.4 linkc.3058C>A p.Gln1020Lys missense_variant Exon 5 of 5 ENST00000257408.5 NP_783864.1 Q86Z14B4DYH5

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
KLBENST00000257408.5 linkc.3058C>A p.Gln1020Lys missense_variant Exon 5 of 5 1 NM_175737.4 ENSP00000257408.4 Q86Z14

Frequencies

GnomAD3 genomes
AF:
0.290
AC:
44061
AN:
151936
Hom.:
7049
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.150
Gnomad AMI
AF:
0.388
Gnomad AMR
AF:
0.368
Gnomad ASJ
AF:
0.238
Gnomad EAS
AF:
0.395
Gnomad SAS
AF:
0.444
Gnomad FIN
AF:
0.371
Gnomad MID
AF:
0.231
Gnomad NFE
AF:
0.328
Gnomad OTH
AF:
0.270
GnomAD2 exomes
AF:
0.350
AC:
87813
AN:
251232
AF XY:
0.352
show subpopulations
Gnomad AFR exome
AF:
0.140
Gnomad AMR exome
AF:
0.455
Gnomad ASJ exome
AF:
0.228
Gnomad EAS exome
AF:
0.389
Gnomad FIN exome
AF:
0.369
Gnomad NFE exome
AF:
0.326
Gnomad OTH exome
AF:
0.327
GnomAD4 exome
AF:
0.332
AC:
485216
AN:
1461622
Hom.:
82751
Cov.:
36
AF XY:
0.335
AC XY:
243371
AN XY:
727118
show subpopulations
African (AFR)
AF:
0.137
AC:
4603
AN:
33480
American (AMR)
AF:
0.440
AC:
19655
AN:
44716
Ashkenazi Jewish (ASJ)
AF:
0.236
AC:
6173
AN:
26132
East Asian (EAS)
AF:
0.390
AC:
15489
AN:
39686
South Asian (SAS)
AF:
0.427
AC:
36816
AN:
86246
European-Finnish (FIN)
AF:
0.372
AC:
19868
AN:
53378
Middle Eastern (MID)
AF:
0.212
AC:
1221
AN:
5768
European-Non Finnish (NFE)
AF:
0.327
AC:
363156
AN:
1111826
Other (OTH)
AF:
0.302
AC:
18235
AN:
60390
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.488
Heterozygous variant carriers
0
18237
36474
54712
72949
91186
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Exome Het
Exome Hom
Variant carriers
0
11806
23612
35418
47224
59030
<30
30-35
35-40
40-45
45-50
50-55
55-60
60-65
65-70
70-75
75-80
>80
Age
GnomAD4 genome
AF:
0.290
AC:
44087
AN:
152054
Hom.:
7057
Cov.:
33
AF XY:
0.297
AC XY:
22090
AN XY:
74334
show subpopulations
African (AFR)
AF:
0.150
AC:
6213
AN:
41482
American (AMR)
AF:
0.369
AC:
5627
AN:
15268
Ashkenazi Jewish (ASJ)
AF:
0.238
AC:
828
AN:
3472
East Asian (EAS)
AF:
0.394
AC:
2042
AN:
5178
South Asian (SAS)
AF:
0.444
AC:
2139
AN:
4818
European-Finnish (FIN)
AF:
0.371
AC:
3919
AN:
10550
Middle Eastern (MID)
AF:
0.235
AC:
69
AN:
294
European-Non Finnish (NFE)
AF:
0.328
AC:
22320
AN:
67976
Other (OTH)
AF:
0.274
AC:
578
AN:
2108
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.502
Heterozygous variant carriers
0
1589
3178
4768
6357
7946
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Genome Het
Genome Hom
Variant carriers
0
464
928
1392
1856
2320
<30
30-35
35-40
40-45
45-50
50-55
55-60
60-65
65-70
70-75
75-80
>80
Age
Alfa
AF:
0.319
Hom.:
26028
Bravo
AF:
0.280
TwinsUK
AF:
0.330
AC:
1223
ALSPAC
AF:
0.334
AC:
1286
ESP6500AA
AF:
0.155
AC:
684
ESP6500EA
AF:
0.325
AC:
2792
ExAC
AF:
0.343
AC:
41621
Asia WGS
AF:
0.435
AC:
1513
AN:
3478
EpiCase
AF:
0.317
EpiControl
AF:
0.315

ClinVar

Significance: Benign
Submissions summary: Benign:4
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not provided Benign:3
Feb 05, 2021
GeneDx
Significance:Benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

- -

Feb 03, 2025
Labcorp Genetics (formerly Invitae), Labcorp
Significance:Benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

- -

-
Breakthrough Genomics, Breakthrough Genomics
Significance:Benign
Review Status:criteria provided, single submitter
Collection Method:not provided

- -

KLB-related disorder Benign:1
Oct 18, 2019
PreventionGenetics, part of Exact Sciences
Significance:Benign
Review Status:no assertion criteria provided
Collection Method:clinical testing

This variant is classified as benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.075
BayesDel_addAF
Benign
-0.75
T
BayesDel_noAF
Benign
-0.71
CADD
Benign
13
DANN
Benign
0.12
DEOGEN2
Benign
0.025
T
Eigen
Benign
-0.91
Eigen_PC
Benign
-0.78
FATHMM_MKL
Benign
0.35
N
LIST_S2
Benign
0.44
T
MetaRNN
Benign
0.0025
T
MetaSVM
Benign
-0.92
T
MutationAssessor
Benign
0.95
L
PhyloP100
1.3
PrimateAI
Benign
0.25
T
PROVEAN
Benign
0.26
N
REVEL
Benign
0.068
Sift
Benign
1.0
T
Sift4G
Benign
0.88
T
Polyphen
0.049
B
Vest4
0.086
MPC
0.0056
ClinPred
0.0078
T
GERP RS
2.8
Varity_R
0.12
gMVP
0.27
Mutation Taster
=97/3
polymorphism (auto)

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.0
Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

Other links and lift over

dbSNP: rs4975017; hg19: chr4-39450229; COSMIC: COSV57304637; COSMIC: COSV57304637; API