rs200839067

Variant names:

• chr12-109397751-C-A
• rs200839067
• NM_001101421.4:c.509C>A

Your query was ambiguous. Multiple possible variants found:

• chr12-109397751-C-A
• chr12-109397751-C-G
• chr12-109397751-C-T

Variant summary

Our verdict is Likely pathogenic. Variant got 6 ACMG points: 6P and 0B. PM2 PP3_Strong

The NM_001101421.4(MYO1H):​c.509C>A​(p.Thr170Lys) variant causes a missense change involving the alteration of a conserved nucleotide. The variant was absent in control chromosomes in GnomAD project. In-silico tool predicts a pathogenic outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

• Frequency: Genomes: not found (cov: 31)
• Consequence: MYO1H NM_001101421.4 missense
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: 7.81

Genes affected

MYO1H (HGNC:13879): (myosin IH) Predicted to enable actin filament binding activity and microfilament motor activity. Predicted to be involved in actin filament organization and vesicle transport along actin filament. Predicted to be part of myosin complex. Predicted to be active in several cellular components, including actin cytoskeleton; microvillus; and vesicle. [provided by Alliance of Genome Resources, Apr 2022]

ACMG classification

Verdict is Likely_pathogenic. Variant got 6 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• PP3: MetaRNN computational evidence supports a deleterious effect, 0.957

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
MYO1H	NM_001101421.4	c.509C>A	p.Thr170Lys	missense_variant	Exon 5 of 32	ENST00000310903.10	NP_001094891.4
MYO1H	XM_011538223.3	c.461C>A	p.Thr154Lys	missense_variant	Exon 6 of 34		XP_011536525.1
MYO1H	XM_047428738.1	c.461C>A	p.Thr154Lys	missense_variant	Exon 4 of 31		XP_047284694.1

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	Appris	UniProt
MYO1H	ENST00000310903.10	c.509C>A	p.Thr170Lys	missense_variant	Exon 5 of 32	5	NM_001101421.4	ENSP00000439182.2

Frequencies

GnomAD3 genomes Cov.: 31

GnomAD4 exome Cov.: 29

GnomAD4 genome Cov.: 31

Bravo AF: 0.00000756

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name	Calibrated prediction	Score	Prediction
BayesDel_addAF	Pathogenic	0.44	D
BayesDel_noAF	Pathogenic	0.40
CADD	Pathogenic	29
DANN	Uncertain	0.99
Eigen	Pathogenic	1.0
Eigen_PC	Pathogenic	0.91
FATHMM_MKL	Pathogenic	0.99	D
LIST_S2	Pathogenic	0.99	D;D
M_CAP	Uncertain	0.11	D
MetaRNN	Pathogenic	0.96	D;D
MetaSVM	Pathogenic	1.0	D
MutationAssessor	Pathogenic	4.5	.;H
PrimateAI	Uncertain	0.69	T
PROVEAN	Pathogenic	-5.5	.;D
REVEL	Pathogenic	0.92
Sift	Pathogenic	0.0	.;D
Sift4G	Pathogenic	0.0	D;D
Vest4		0.96
MutPred		0.78		.;Gain of catalytic residue at T154 (P = 0.0092);
MVP		0.89
MPC		0.50
ClinPred		1.0	D
GERP RS		4.9
gMVP		0.91

Splicing

Name	Calibrated prediction	Score	Prediction
SpliceAI score (max)		0.15		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

Other links and lift over

dbSNP: rs200839067; hg19: chr12-109835556;