9-130302915-G-C

Variant summary

Our verdict is Likely benign. Variant got -5 ACMG points: 2P and 7B. PM2BP4_StrongBP6_ModerateBP7

The NM_001291815.2(HMCN2):ā€‹c.1335G>Cā€‹(p.Leu445Leu) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000314 in 318,532 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (ā˜…).

Frequency

Genomes: not found (cov: 33)
Exomes š‘“: 0.0000031 ( 0 hom. )

Consequence

HMCN2
NM_001291815.2 synonymous

Scores

2

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 1.06
Variant links:
Genes affected
HMCN2 (HGNC:21293): (hemicentin 2) Predicted to enable calcium ion binding activity. Predicted to be an extracellular matrix structural constituent. Predicted to be involved in cell adhesion. Located in collagen-containing extracellular matrix. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -5 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.51).
BP6
Variant 9-130302915-G-C is Benign according to our data. Variant chr9-130302915-G-C is described in ClinVar as [Likely_benign]. Clinvar id is 2659582.Status of the report is criteria_provided_single_submitter, 1 stars.
BP7
Synonymous conserved (PhyloP=1.07 with no splicing effect.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
HMCN2NM_001291815.2 linkuse as main transcriptc.1335G>C p.Leu445Leu synonymous_variant 9/98 ENST00000683500.2 NP_001278744.1 A0A804HLC3

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
HMCN2ENST00000683500.2 linkuse as main transcriptc.1335G>C p.Leu445Leu synonymous_variant 9/98 NM_001291815.2 ENSP00000508292.2 A0A804HLC3
HMCN2ENST00000624552.4 linkuse as main transcriptc.1335G>C p.Leu445Leu synonymous_variant 9/985 ENSP00000485357.2 Q8NDA2

Frequencies

GnomAD3 genomes
Cov.:
33
GnomAD4 exome
AF:
0.00000314
AC:
1
AN:
318532
Hom.:
0
Cov.:
0
AF XY:
0.00
AC XY:
0
AN XY:
179978
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:
0.00000630
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
33
Alfa
AF:
0.0000312
Hom.:
0
Bravo
AF:
0.00000378

ClinVar

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

Submissions by phenotype

not provided Benign:1
Likely benign, criteria provided, single submitterclinical testingCeGaT Center for Human Genetics TuebingenJun 01, 2022HMCN2: PM2:Supporting, BP4, BP7 -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.51
CADD
Benign
6.8
DANN
Benign
0.75

Splicing

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: rs1554935048; hg19: chr9-133065194; API