NM_198185.7:c.735G>C

Variant names:

• chr11-7700462-C-G
• rs752803128
• NM_198185.7:c.735G>C

Variant summary

Our verdict is Uncertain significance. The variant received 0 ACMG points: 2P and 2B. PM2 BP4_Moderate

The NM_198185.7(OVCH2):​c.735G>C​(p.Met245Ile) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000249 in 1,607,944 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 Uncertain significance (★).

• Frequency:
  • Genomes: 𝑓 0.0000066 (0 hom., cov: 32)
  • Exomes 𝑓: 0.0000021 (0 hom.)
• Consequence: OVCH2 NM_198185.7 missense
• Clinical Significance: Uncertain significance criteria provided, single submitter U:1
• Conservation: PhyloP100: 2.07
• Publications: 0 publications found

Genes affected

OVCH2 (HGNC:29970): (ovochymase 2) Predicted to enable metal ion binding activity and serine-type endopeptidase activity. Predicted to be involved in proteolysis. Predicted to be located in extracellular region. Predicted to be active in plasma membrane. [provided by Alliance of Genome Resources, Apr 2022]

LOC105376533 (HGNC:):

ACMG classification

Our verdict: Uncertain_significance. The variant received 0 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• BP4: Computational evidence support a benign effect (MetaRNN=0.14150974).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_198185.7. 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
	OVCH2	NM_198185.7	MANE Select	c.735G>C	p.Met245Ile	missense	Exon 7 of 16	NP_937828.3	A0A087X1V8
	OVCH2	NM_001367963.1		c.735G>C	p.Met245Ile	missense	Exon 7 of 7	NP_001354892.1

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	OVCH2	ENST00000533663.6	TSL:5 MANE Select	c.735G>C	p.Met245Ile	missense	Exon 7 of 16	ENSP00000484497.2	A0A087X1V8
	OVCH2	ENST00000612000.1	TSL:5	c.735G>C	p.Met245Ile	missense	Exon 7 of 15	ENSP00000484790.1	A0A087X1V8
	OVCH2	ENST00000673880.1		c.645G>C	p.Met215Ile	missense	Exon 6 of 12	ENSP00000501258.1	A0A669KBI9

Frequencies

GnomAD3 genomes AF: 0.00000657 AC: 1 AN: 152190 Hom.: 0 Cov.: 32

Gnomad AFR AF: 0.00

Gnomad AMI AF: 0.00

Gnomad AMR AF: 0.0000654

Gnomad ASJ AF: 0.00

Gnomad EAS AF: 0.00

Gnomad SAS AF: 0.00

Gnomad FIN AF: 0.00

Gnomad MID AF: 0.00

Gnomad NFE AF: 0.00

Gnomad OTH AF: 0.00

GnomAD2 exomes AF: 0.0000127 AC: 3 AN: 236076 AF XY: 0.0000156

Gnomad AFR exome AF: 0.00

Gnomad AMR exome AF: 0.0000906

Gnomad ASJ exome AF: 0.00

Gnomad EAS exome AF: 0.00

Gnomad FIN exome AF: 0.00

Gnomad NFE exome AF: 0.00

Gnomad OTH exome AF: 0.00

GnomAD4 exome AF: 0.00000206 AC: 3 AN: 1455754 Hom.: 0 Cov.: 34 AF XY: 0.00000276 AC XY: 2 AN XY: 723500

African (AFR) AF: 0.00 AC: 0 AN: 33388

American (AMR) AF: 0.0000685 AC: 3 AN: 43774

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 25950

East Asian (EAS) AF: 0.00 AC: 0 AN: 39450

South Asian (SAS) AF: 0.00 AC: 0 AN: 84942

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 53094

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 5756

European-Non Finnish (NFE) AF: 0.00 AC: 0 AN: 1109224

Other (OTH) AF: 0.00 AC: 0 AN: 60176

GnomAD4 genome AF: 0.00000657 AC: 1 AN: 152190 Hom.: 0 Cov.: 32 AF XY: 0.0000135 AC XY: 1 AN XY: 74336

⚠️ The allele balance in gnomAD version 4 Genomes is significantly skewed from the expected value of 0.5.

African (AFR) AF: 0.00 AC: 0 AN: 41428

American (AMR) AF: 0.0000654 AC: 1 AN: 15282

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 3472

East Asian (EAS) AF: 0.00 AC: 0 AN: 5196

South Asian (SAS) AF: 0.00 AC: 0 AN: 4832

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 10624

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 316

European-Non Finnish (NFE) AF: 0.00 AC: 0 AN: 68036

Other (OTH) AF: 0.00 AC: 0 AN: 2092

⚠️ The allele balance in gnomAD version 4 Genomes is significantly skewed from the expected value of 0.5. (p-value = 0), which strongly suggests a high chance of mosaicism in these individuals.

Alfa AF: 0.00 Hom.: 0

Bravo AF: 0.0000151

ExAC AF: 0.0000248 AC: 3

ClinVar

ClinVar submissions

Significance: Uncertain significance

Revision: criteria provided, single submitter

Pathogenic	VUS	Benign	Condition
-	1	-	not specified (1)

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
AlphaMissense	Uncertain	0.42
BayesDel_addAF	Benign	-0.042	T
BayesDel_noAF	Benign	-0.10
CADD	Benign	20
DANN	Uncertain	0.99
DEOGEN2	Benign	0.0032	T
Eigen	Benign	-0.049
Eigen_PC	Benign	0.14
FATHMM_MKL	Uncertain	0.87	D
LIST_S2	Benign	0.64	T
M_CAP	Benign	0.014	T
MetaRNN	Benign	0.14	T
MetaSVM	Benign	-0.43	T
PhyloP100		2.1
PrimateAI	Uncertain	0.52	T
Sift4G	Uncertain	0.024	D
Vest4		0.24
MutPred		0.55		Loss of disorder (P = 0.0617)
MVP		0.030
ClinPred		0.27	T
GERP RS		5.7
gMVP		0.60
Mutation Taster		=92/8	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: rs752803128; hg19: chr11-7722009;