chr17-12763359-GA-G

Variant summary

Our verdict is Uncertain significance. Variant got 4 ACMG points: 4P and 0B. PVS1_ModeratePM2

The NM_001146312.3(MYOCD):​c.2678del​(p.Lys893ArgfsTer36) variant causes a frameshift change. The variant was absent in control chromosomes in GnomAD project. Variant has been reported in ClinVar as Uncertain significance (no stars).

Frequency

Genomes: not found (cov: 32)

Consequence

MYOCD
NM_001146312.3 frameshift

Scores

Not classified

Clinical Significance

Uncertain significance no assertion criteria provided U:1

Conservation

PhyloP100: 5.17
Variant links:
Genes affected
MYOCD (HGNC:16067): (myocardin) This gene encodes a nuclear protein, which is expressed in heart, aorta, and in smooth muscle cell-containing tissues. It functions as a transcriptional co-activator of serum response factor (SRF) and modulates expression of cardiac and smooth muscle-specific SRF-target genes, and thus may play a crucial role in cardiogenesis and differentiation of the smooth muscle cell lineage. Alternatively spliced transcript variants encoding different isoforms have been found for this gene.[provided by RefSeq, Sep 2009]
ARHGAP44-AS1 (HGNC:55326): (ARHGAP44 and MYOCD antisense RNA 1)

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 4 ACMG points.

PVS1
Loss of function variant, product does not undergo nonsense mediated mRNA decay. Variant is located in the 3'-most exon, not predicted to undergo nonsense mediated mRNA decay. Fraction of 0.0959 CDS is truncated, and there are 0 pathogenic variants in the truncated region.
PM2
Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
MYOCDNM_001146312.3 linkuse as main transcriptc.2678del p.Lys893ArgfsTer36 frameshift_variant 14/14 ENST00000425538.6
ARHGAP44-AS1NR_104607.1 linkuse as main transcriptn.501del non_coding_transcript_exon_variant 2/2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
MYOCDENST00000425538.6 linkuse as main transcriptc.2678del p.Lys893ArgfsTer36 frameshift_variant 14/141 NM_001146312.3 P2Q8IZQ8-3
MYOCDENST00000343344.8 linkuse as main transcriptc.2534del p.Lys845ArgfsTer36 frameshift_variant 13/131 A2Q8IZQ8-1
MYOCDENST00000443061.1 linkuse as main transcriptc.1664del p.Lys555ArgfsTer36 frameshift_variant 6/61
ARHGAP44-AS1ENST00000584772.1 linkuse as main transcriptn.459del non_coding_transcript_exon_variant 2/21

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD4 exome
Cov.:
31
GnomAD4 genome
Cov.:
32

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: no assertion criteria provided
LINK: link

Submissions by phenotype

Malignant tumor of prostate Uncertain:1
Uncertain significance, no assertion criteria providedliterature onlyScience for Life laboratory, Karolinska Institutet-- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction

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: rs193920964; hg19: chr17-12666676; API