5-136988566-G-C

Variant summary

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

The NM_004598.4(SPOCK1):​c.784C>G​(p.Leu262Val) variant causes a missense change involving the alteration of a conserved nucleotide. The variant was absent in control chromosomes in GnomAD project. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: not found (cov: 32)

Consequence

SPOCK1
NM_004598.4 missense

Scores

5
8
6

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 8.13
Variant links:
Genes affected
SPOCK1 (HGNC:11251): (SPARC (osteonectin), cwcv and kazal like domains proteoglycan 1) This gene encodes the protein core of a seminal plasma proteoglycan containing chondroitin- and heparan-sulfate chains. The protein's function is unknown, although similarity to thyropin-type cysteine protease-inhibitors suggests its function may be related to protease inhibition. [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 UniProt
SPOCK1NM_004598.4 linkuse as main transcriptc.784C>G p.Leu262Val missense_variant 8/11 ENST00000394945.6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SPOCK1ENST00000394945.6 linkuse as main transcriptc.784C>G p.Leu262Val missense_variant 8/111 NM_004598.4 P1
SPOCK1ENST00000508642.1 linkuse as main transcriptn.486C>G non_coding_transcript_exon_variant 3/34
SPOCK1ENST00000509978.1 linkuse as main transcriptn.174C>G non_coding_transcript_exon_variant 2/54

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD4 exome
Cov.:
30
GnomAD4 genome
Cov.:
32

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 GeneticsMar 22, 2023The c.784C>G (p.L262V) alteration is located in exon 8 (coding exon 7) of the SPOCK1 gene. This alteration results from a C to G substitution at nucleotide position 784, causing the leucine (L) at amino acid position 262 to be replaced by a valine (V). 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
Pathogenic
0.90
BayesDel_addAF
Uncertain
0.081
D
BayesDel_noAF
Benign
-0.12
CADD
Pathogenic
27
DANN
Uncertain
1.0
DEOGEN2
Uncertain
0.48
T;T
Eigen
Pathogenic
0.95
Eigen_PC
Pathogenic
0.93
FATHMM_MKL
Pathogenic
0.99
D
LIST_S2
Uncertain
0.90
D;D
M_CAP
Benign
0.027
D
MetaRNN
Uncertain
0.70
D;D
MetaSVM
Benign
-0.36
T
MutationAssessor
Uncertain
2.1
M;.
MutationTaster
Benign
1.0
D;D
PrimateAI
Pathogenic
0.79
T
PROVEAN
Benign
-2.1
N;.
REVEL
Benign
0.29
Sift
Uncertain
0.027
D;.
Sift4G
Uncertain
0.036
D;D
Polyphen
1.0
D;.
Vest4
0.74
MutPred
0.64
Loss of stability (P = 0.0435);.;
MVP
0.61
MPC
0.89
ClinPred
0.87
D
GERP RS
6.1
Varity_R
0.23
gMVP
0.77

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: chr5-136324255; API