10-73760159-C-T

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2

The NM_198597.3(SEC24C):​c.623C>T​(p.Ser208Leu) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000000684 in 1,461,878 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 15/23 in silico tools predict 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

SEC24C
NM_198597.3 missense

Scores

19

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 1.56
Variant links:
Genes affected
SEC24C (HGNC:10705): (SEC24 homolog C, COPII coat complex component) The protein encoded by this gene is a member of the SEC24 subfamily of the SEC23/SEC24 family, which is involved in vesicle trafficking. The encoded protein has similarity to yeast Sec24p component of COPII. COPII is the coat protein complex responsible for vesicle budding from the ER. The product of this gene may play a role in shaping the vesicle, as well as in cargo selection and concentration. Alternatively spliced transcript variants encoding the same protein have been identified. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
SEC24CNM_198597.3 linkuse as main transcriptc.623C>T p.Ser208Leu missense_variant 5/23 ENST00000345254.9 NP_940999.1 P53992-1A0A024QZM6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
SEC24CENST00000345254.9 linkuse as main transcriptc.623C>T p.Ser208Leu missense_variant 5/231 NM_198597.3 ENSP00000321845.6 P53992-1

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD3 exomes
AF:
0.00000398
AC:
1
AN:
251172
Hom.:
0
AF XY:
0.00000737
AC XY:
1
AN XY:
135762
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
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:
0.00000881
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
6.84e-7
AC:
1
AN:
1461878
Hom.:
0
Cov.:
32
AF XY:
0.00000138
AC XY:
1
AN XY:
727244
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:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
8.99e-7
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
32
ExAC
AF:
0.00000824
AC:
1
EpiCase
AF:
0.00
EpiControl
AF:
0.0000593

ClinVar

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

Submissions by phenotype

not specified Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsOct 11, 2024The c.623C>T (p.S208L) alteration is located in exon 6 (coding exon 4) of the SEC24C gene. This alteration results from a C to T substitution at nucleotide position 623, causing the serine (S) at amino acid position 208 to be replaced by a leucine (L). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.093
BayesDel_addAF
Benign
-0.16
T
BayesDel_noAF
Benign
-0.46
CADD
Benign
17
DANN
Benign
0.97
DEOGEN2
Benign
0.028
T;T;T
Eigen
Benign
-0.69
Eigen_PC
Benign
-0.53
FATHMM_MKL
Benign
0.68
D
LIST_S2
Benign
0.72
.;T;T
M_CAP
Benign
0.020
T
MetaRNN
Benign
0.066
T;T;T
MetaSVM
Benign
-0.94
T
MutationAssessor
Benign
-0.20
N;N;.
PrimateAI
Benign
0.36
T
PROVEAN
Benign
-1.2
N;N;.
REVEL
Benign
0.18
Sift
Benign
0.30
T;T;.
Sift4G
Benign
0.34
T;T;T
Polyphen
0.0
B;B;.
Vest4
0.16
MutPred
0.26
Loss of phosphorylation at S208 (P = 0.0188);Loss of phosphorylation at S208 (P = 0.0188);.;
MVP
0.32
MPC
0.012
ClinPred
0.055
T
GERP RS
1.6
Varity_R
0.049
gMVP
0.22

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.28
Details are displayed if max score is > 0.2
DS_AG_spliceai
0.28
Position offset: 5

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: rs758354179; hg19: chr10-75519917; API