NM_018962.3:c.295G>A

Variant names:

• chr21-37017929-G-A
• rs533969655
• NM_018962.3:c.295G>A

Variant summary

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

The NM_018962.3(RIPPLY3):​c.295G>A​(p.Val99Ile) variant causes a missense change. The variant allele was found at a frequency of 0.00000124 in 1,614,186 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. Another variant affecting the same amino acid position, but resulting in a different missense (i.e. V99L) has been classified as Uncertain significance.

• Frequency:
  • Genomes: 𝑓 0.0000066 (0 hom., cov: 31)
  • Exomes 𝑓: 6.8e-7 (0 hom.)
• Consequence: RIPPLY3 NM_018962.3 missense
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: 3.86
• Publications: 0 publications found

Genes affected

RIPPLY3 (HGNC:3047): (ripply transcriptional repressor 3) Predicted to be involved in embryonic pattern specification and negative regulation of transcription by RNA polymerase II. Predicted to act upstream of or within negative regulation of cell population proliferation. Predicted to be active in nucleus. [provided by Alliance of Genome Resources, Apr 2022]

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=0.17182073).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_018962.3. 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
	RIPPLY3	NM_018962.3	MANE Select	c.295G>A	p.Val99Ile	missense	Exon 4 of 4	NP_061835.1	P57055-1
	RIPPLY3	NM_001317768.2		c.43G>A	p.Val15Ile	missense	Exon 4 of 4	NP_001304697.1	P57055-2
	RIPPLY3	NM_001317777.1		c.43G>A	p.Val15Ile	missense	Exon 3 of 3	NP_001304706.1	P57055-2

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	RIPPLY3	ENST00000329553.3	TSL:1 MANE Select	c.295G>A	p.Val99Ile	missense	Exon 4 of 4	ENSP00000331734.2	P57055-1
	RIPPLY3	ENST00000485272.5	TSL:1	n.275G>A		non_coding_transcript_exon	Exon 4 of 4
	RIPPLY3	ENST00000490393.1	TSL:1	n.155G>A		non_coding_transcript_exon	Exon 3 of 3

Frequencies

GnomAD3 genomes AF: 0.00000657 AC: 1 AN: 152196 Hom.: 0 Cov.: 31

Gnomad AFR AF: 0.00

Gnomad AMI AF: 0.00

Gnomad AMR AF: 0.00

Gnomad ASJ AF: 0.00

Gnomad EAS AF: 0.00

Gnomad SAS AF: 0.000207

Gnomad FIN AF: 0.00

Gnomad MID AF: 0.00

Gnomad NFE AF: 0.00

Gnomad OTH AF: 0.00

GnomAD2 exomes AF: 0.00000398 AC: 1 AN: 251320 AF XY: 0.00000736

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: 0.00

Gnomad OTH exome AF: 0.00

GnomAD4 exome AF: 6.84e-7 AC: 1 AN: 1461872 Hom.: 0 Cov.: 31 AF XY: 0.00 AC XY: 0 AN XY: 727236

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

African (AFR) AF: 0.00 AC: 0 AN: 33480

American (AMR) AF: 0.00 AC: 0 AN: 44724

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

East Asian (EAS) AF: 0.00 AC: 0 AN: 39700

South Asian (SAS) AF: 0.00 AC: 0 AN: 86258

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 53418

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 5768

European-Non Finnish (NFE) AF: 8.99e-7 AC: 1 AN: 1111996

Other (OTH) AF: 0.00 AC: 0 AN: 60396

⚠️ The allele balance in gnomAD4 Exomes is highly skewed from 0.5 (p-value = 0), which strongly suggests a high chance of mosaicism in these individuals.

GnomAD4 genome AF: 0.00000657 AC: 1 AN: 152314 Hom.: 0 Cov.: 31 AF XY: 0.0000134 AC XY: 1 AN XY: 74482

African (AFR) AF: 0.00 AC: 0 AN: 41586

American (AMR) AF: 0.00 AC: 0 AN: 15284

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 3470

East Asian (EAS) AF: 0.00 AC: 0 AN: 5186

South Asian (SAS) AF: 0.000207 AC: 1 AN: 4828

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 10612

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 294

European-Non Finnish (NFE) AF: 0.00 AC: 0 AN: 68026

Other (OTH) AF: 0.00 AC: 0 AN: 2116

ExAC AF: 0.00000824 AC: 1

Asia WGS AF: 0.000289 AC: 1 AN: 3478

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
AlphaMissense	Benign	0.27
BayesDel_addAF	Benign	-0.055	T
BayesDel_noAF	Benign	-0.22
CADD	Uncertain	25
DANN	Uncertain	1.0
DEOGEN2	Benign	0.26	T
Eigen	Uncertain	0.60
Eigen_PC	Uncertain	0.55
FATHMM_MKL	Uncertain	0.85	D
LIST_S2	Benign	0.77	T
M_CAP	Benign	0.0055	T
MetaRNN	Benign	0.17	T
MetaSVM	Uncertain	-0.25	T
MutationAssessor	Uncertain	2.6	M
PhyloP100		3.9
PrimateAI	Benign	0.48	T
PROVEAN	Benign	0.070	N
REVEL	Benign	0.15
Sift	Uncertain	0.020	D
Sift4G	Uncertain	0.052	T
Polyphen		1.0	D
Vest4		0.27
MutPred		0.16		Loss of disorder (P = 0.1507)
MVP		0.25
MPC		0.31
ClinPred		0.92	D
GERP RS		4.8
Varity_R		0.12
gMVP		0.070
Mutation Taster		=83/17	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: rs533969655; hg19: chr21-38390229;