rs397515914

Variant summary

Our verdict is Benign. Variant got -12 ACMG points: 0P and 12B. BP4_StrongBP6_Very_Strong

The NM_000256.3(MYBPC3):​c.1624+14G>C variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000241 in 1,413,360 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 (★★).

Frequency

Genomes: not found (cov: 33)
Exomes 𝑓: 0.000024 ( 0 hom. )

Consequence

MYBPC3
NM_000256.3 intron

Scores

2

Clinical Significance

Likely benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: 0.0220
Variant links:
Genes affected
MYBPC3 (HGNC:7551): (myosin binding protein C3) MYBPC3 encodes the cardiac isoform of myosin-binding protein C. Myosin-binding protein C is a myosin-associated protein found in the cross-bridge-bearing zone (C region) of A bands in striated muscle. MYBPC3 is expressed exclusively in heart muscle and is a key regulator of cardiac contraction. Mutations in this gene are a frequent cause of familial hypertrophic cardiomyopathy. [provided by RefSeq, May 2022]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -12 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.82).
BP6
Variant 11-47342564-C-G is Benign according to our data. Variant chr11-47342564-C-G is described in ClinVar as [Likely_benign]. Clinvar id is 42553.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
MYBPC3NM_000256.3 linkuse as main transcriptc.1624+14G>C intron_variant ENST00000545968.6 NP_000247.2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
MYBPC3ENST00000545968.6 linkuse as main transcriptc.1624+14G>C intron_variant 5 NM_000256.3 ENSP00000442795 P4Q14896-1
MYBPC3ENST00000399249.6 linkuse as main transcriptc.1624+14G>C intron_variant 5 ENSP00000382193 A2
MYBPC3ENST00000544791.1 linkuse as main transcriptc.1624+14G>C intron_variant, NMD_transcript_variant 5 ENSP00000444259

Frequencies

GnomAD3 genomes
Cov.:
33
GnomAD3 exomes
AF:
0.00000488
AC:
1
AN:
204984
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
109846
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:
0.0000108
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000241
AC:
34
AN:
1413360
Hom.:
0
Cov.:
31
AF XY:
0.0000186
AC XY:
13
AN XY:
697566
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:
0.0000206
Gnomad4 NFE exome
AF:
0.0000304
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
33
Bravo
AF:
0.00000756

ClinVar

Significance: Likely benign
Submissions summary: Benign:2
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not specified Benign:1
Likely benign, criteria provided, single submitterclinical testingLaboratory for Molecular Medicine, Mass General Brigham Personalized MedicineNov 21, 20121624+14G>C in intron 17 of MYBPC3: This variant is not expected to have clinical significance because it is not located within the splice consensus sequence. 1624+14G>C in intron 17 of MYBPC3 (allele frequency = n/a) -
Hypertrophic cardiomyopathy Benign:1
Likely benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpNov 08, 2023- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.82
CADD
Benign
2.2
DANN
Benign
0.58

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: rs397515914; hg19: chr11-47364115; API