1-24071159-C-T

Variant names:

• chr1-24071159-C-T
• rs780458567
• NM_152372.4:c.3108G>A

Variant summary

Our verdict is Likely benign. The variant received -1 ACMG points: 2P and 3B. PM2 BP4_Moderate BP7

The NM_152372.4(MYOM3):​c.3108G>A​(p.Glu1036Glu) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000000684 in 1,461,840 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: MYOM3 NM_152372.4 synonymous
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: 2.83
• Publications: 0 publications found

Genes affected

MYOM3 (HGNC:26679): (myomesin 3) Predicted to enable actin filament binding activity and protein homodimerization activity. Predicted to be involved in muscle contraction. Predicted to be active in M band. [provided by Alliance of Genome Resources, Apr 2022]

MYOM3-AS1 (HGNC:41158): (MYOM3 antisense RNA 1)

ENSG00000225315 (HGNC:):

ACMG classification

Our verdict: Likely_benign. The variant received -1 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• BP4: Computational evidence support a benign effect (BayesDel_noAF=-0.45).
• BP7: Synonymous conserved (PhyloP=2.84 with no splicing effect.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_152372.4. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	MYOM3	NM_152372.4	MANE Select	c.3108G>A	p.Glu1036Glu	synonymous	Exon 25 of 37	NP_689585.3

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	MYOM3	ENST00000374434.4	TSL:1 MANE Select	c.3108G>A	p.Glu1036Glu	synonymous	Exon 25 of 37	ENSP00000363557.3	Q5VTT5-1
	MYOM3	ENST00000958997.1		c.3168G>A	p.Glu1056Glu	synonymous	Exon 25 of 37	ENSP00000629056.1
	MYOM3	ENST00000959000.1		c.3108G>A	p.Glu1036Glu	synonymous	Exon 24 of 36	ENSP00000629059.1

Frequencies

GnomAD3 genomes Cov.: 32

GnomAD2 exomes AF: 0.00000401 AC: 1 AN: 249472 AF XY: 0.00

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 FIN exome AF: 0.00

Gnomad NFE exome AF: 0.00000883

Gnomad OTH exome AF: 0.00

GnomAD4 exome AF: 6.84e-7 AC: 1 AN: 1461840 Hom.: 0 Cov.: 31 AF XY: 0.00 AC XY: 0 AN XY: 727228

African (AFR) AF: 0.00 AC: 0 AN: 33478

American (AMR) AF: 0.00 AC: 0 AN: 44716

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 26132

East Asian (EAS) AF: 0.00 AC: 0 AN: 39694

South Asian (SAS) AF: 0.00 AC: 0 AN: 86250

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 53420

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 5766

European-Non Finnish (NFE) AF: 8.99e-7 AC: 1 AN: 1111992

Other (OTH) AF: 0.00 AC: 0 AN: 60392

GnomAD4 genome Cov.: 32

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.45
CADD	Benign	11
DANN	Benign	0.87
PhyloP100		2.8
Mutation Taster		=100/0	polymorphism

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

Other links and lift over

dbSNP: rs780458567; hg19: chr1-24397649;