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1-32274792-C-G

Variant summary

Our verdict is Likely benign. Variant got -5 ACMG points: 1P and 6B. PP2BP4_StrongBP6_Moderate

The NM_005356.5(LCK):c.161C>G(p.Ser54Cys) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00064 in 1,613,434 control chromosomes in the GnomAD database, including 4 homozygotes. In-silico tool predicts a benign outcome for this variant. 13/20 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. S54A) has been classified as Uncertain significance.

Frequency

Genomes: 𝑓 0.0035 ( 1 hom., cov: 32)
Exomes 𝑓: 0.00034 ( 3 hom. )

Consequence

LCK
NM_005356.5 missense

Scores

1
16

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 0.154
Variant links:
Genes affected
LCK (HGNC:6524): (LCK proto-oncogene, Src family tyrosine kinase) This gene is a member of the Src family of protein tyrosine kinases (PTKs). The encoded protein is a key signaling molecule in the selection and maturation of developing T-cells. It contains N-terminal sites for myristylation and palmitylation, a PTK domain, and SH2 and SH3 domains which are involved in mediating protein-protein interactions with phosphotyrosine-containing and proline-rich motifs, respectively. The protein localizes to the plasma membrane and pericentrosomal vesicles, and binds to cell surface receptors, including CD4 and CD8, and other signaling molecules. Multiple alternatively spliced variants encoding different isoforms have been described. [provided by RefSeq, Aug 2016]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -5 ACMG points.

PP2
Missense variant where missense usually causes diseases, LCK
BP4
Computational evidence support a benign effect (MetaRNN=0.0031670034).
BP6
Variant 1-32274792-C-G is Benign according to our data. Variant chr1-32274792-C-G is described in ClinVar as [Benign]. Clinvar id is 541836.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
LCKNM_005356.5 linkuse as main transcriptc.161C>G p.Ser54Cys missense_variant 3/13 ENST00000336890.10

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
LCKENST00000336890.10 linkuse as main transcriptc.161C>G p.Ser54Cys missense_variant 3/131 NM_005356.5 P1P06239-1

Frequencies

GnomAD3 genomes
AF:
0.00352
AC:
535
AN:
152112
Hom.:
1
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0114
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00386
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00239
GnomAD3 exomes
AF:
0.000857
AC:
215
AN:
250826
Hom.:
1
AF XY:
0.000642
AC XY:
87
AN XY:
135562
show subpopulations
Gnomad AFR exome
AF:
0.0104
Gnomad AMR exome
AF:
0.00101
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000176
Gnomad OTH exome
AF:
0.00147
GnomAD4 exome
AF:
0.000339
AC:
495
AN:
1461204
Hom.:
3
Cov.:
32
AF XY:
0.000288
AC XY:
209
AN XY:
726844
show subpopulations
Gnomad4 AFR exome
AF:
0.0106
Gnomad4 AMR exome
AF:
0.00125
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000232
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000198
Gnomad4 OTH exome
AF:
0.000961
GnomAD4 genome
AF:
0.00353
AC:
537
AN:
152230
Hom.:
1
Cov.:
32
AF XY:
0.00335
AC XY:
249
AN XY:
74416
show subpopulations
Gnomad4 AFR
AF:
0.0114
Gnomad4 AMR
AF:
0.00386
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00237
Alfa
AF:
0.000983
Hom.:
0
Bravo
AF:
0.00445
ESP6500AA
AF:
0.00885
AC:
39
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.00102
AC:
124
EpiCase
AF:
0.0000545
EpiControl
AF:
0.00

ClinVar

Significance: Benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

Severe combined immunodeficiency due to LCK deficiency Benign:1
Benign, criteria provided, single submitterclinical testingInvitaeJan 20, 2024- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.066
BayesDel_addAF
Benign
-0.50
T
BayesDel_noAF
Benign
-0.49
Cadd
Benign
12
Dann
Benign
0.94
DEOGEN2
Benign
0.25
T;T;.;T;T;.;T;T;.;.
Eigen
Benign
-0.71
Eigen_PC
Benign
-0.79
FATHMM_MKL
Benign
0.11
N
LIST_S2
Benign
0.54
T;.;T;T;T;T;T;T;T;T
MetaRNN
Benign
0.0032
T;T;T;T;T;T;T;T;T;T
MetaSVM
Benign
-1.0
T
MutationTaster
Benign
1.0
N;N;N
PrimateAI
Uncertain
0.53
T
PROVEAN
Benign
0.69
N;N;N;N;.;N;N;N;N;N
REVEL
Benign
0.030
Sift
Benign
0.062
T;D;T;D;.;D;T;D;D;T
Sift4G
Benign
0.11
T;T;T;T;T;T;T;T;D;T
Polyphen
0.0010
B;P;.;.;P;.;.;.;.;P
Vest4
0.18
MVP
0.65
MPC
1.0
ClinPred
0.0076
T
GERP RS
0.76
Varity_R
0.069
gMVP
0.56

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

LitVar

Below is the list of publications found by LitVar. It may be empty.

Other links and lift over

dbSNP: rs147431889; hg19: chr1-32740393; API