4-55450145-C-A

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_004898.4(CLOCK):​c.1294G>T​(p.Ala432Ser) variant causes a missense change. The variant allele was found at a frequency of 0.000000684 in 1,461,838 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: not found (cov: 32)
Exomes 𝑓: 6.8e-7 ( 0 hom. )

Consequence

CLOCK
NM_004898.4 missense

Scores

6
13

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 4.50
Variant links:
Genes affected
CLOCK (HGNC:2082): (clock circadian regulator) The protein encoded by this gene plays a central role in the regulation of circadian rhythms. The protein encodes a transcription factor of the basic helix-loop-helix (bHLH) family and contains DNA binding histone acetyltransferase activity. The encoded protein forms a heterodimer with ARNTL (BMAL1) that binds E-box enhancer elements upstream of Period (PER1, PER2, PER3) and Cryptochrome (CRY1, CRY2) genes and activates transcription of these genes. PER and CRY proteins heterodimerize and repress their own transcription by interacting in a feedback loop with CLOCK/ARNTL complexes. Polymorphisms in this gene may be associated with behavioral changes in certain populations and with obesity and metabolic syndrome. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Jan 2014]
TMEM165 (HGNC:30760): (transmembrane protein 165) This gene encodes a predicted transmembrane protein with a perinuclear Golgi-like distribution in fibroblasts. Mutations in this gene are associated with the autosomal recessive disorder congenital disorder of glycosylation, type IIk. Knockdown of this gene's expression causes decreased sialylation in HEK cells and suggests this gene plays a role in terminal Golgi glycosylation. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Jul 2012]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.16967249).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
CLOCKNM_004898.4 linkc.1294G>T p.Ala432Ser missense_variant Exon 16 of 23 ENST00000513440.6 NP_004889.1 O15516Q53EU0

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
CLOCKENST00000513440.6 linkc.1294G>T p.Ala432Ser missense_variant Exon 16 of 23 1 NM_004898.4 ENSP00000426983.1 O15516

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD4 exome
AF:
6.84e-7
AC:
1
AN:
1461838
Hom.:
0
Cov.:
32
AF XY:
0.00
AC XY:
0
AN XY:
727222
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000116
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
32

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.095
BayesDel_addAF
Benign
-0.15
T
BayesDel_noAF
Benign
-0.46
CADD
Benign
21
DANN
Uncertain
0.99
DEOGEN2
Benign
0.15
T;T;T
Eigen
Benign
0.14
Eigen_PC
Uncertain
0.32
FATHMM_MKL
Uncertain
0.97
D
LIST_S2
Uncertain
0.88
D;.;.
M_CAP
Benign
0.0049
T
MetaRNN
Benign
0.17
T;T;T
MetaSVM
Benign
-1.0
T
MutationAssessor
Uncertain
2.1
M;M;M
PrimateAI
Uncertain
0.66
T
PROVEAN
Benign
-0.97
N;N;N
REVEL
Benign
0.049
Sift
Benign
0.30
T;T;T
Sift4G
Benign
0.25
T;T;T
Polyphen
0.10
B;B;B
Vest4
0.40
MutPred
0.32
Gain of phosphorylation at A432 (P = 6e-04);Gain of phosphorylation at A432 (P = 6e-04);Gain of phosphorylation at A432 (P = 6e-04);
MVP
0.40
MPC
0.30
ClinPred
0.41
T
GERP RS
5.8
Varity_R
0.079
gMVP
0.34

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

No publications associated with this variant yet.

Other links and lift over

hg19: chr4-56316312; API