chr5-178138219-C-T

Variant names:

• chr5-178138219-C-T
• NM_022762.5:c.100C>T

Variant summary

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

The NM_022762.5(RMND5B):​c.100C>T​(p.His34Tyr) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000000684 in 1,461,624 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

• Frequency:
  • Genomes: not found (cov: 32)
  • Exomes 𝑓: 6.8e-7 (0 hom.)
• Consequence: RMND5B NM_022762.5 missense
• Clinical Significance: Uncertain significance criteria provided, single submitter U:1
• Conservation: PhyloP100: 1.57
• Publications: 0 publications found

Genes affected

RMND5B (HGNC:26181): (required for meiotic nuclear division 5 homolog B) Predicted to enable metal ion binding activity and ubiquitin protein ligase activity. Predicted to contribute to ubiquitin-protein transferase activity. Predicted to be involved in proteasome-mediated ubiquitin-dependent protein catabolic process. Located in cytosol. [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=0.1331988).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_022762.5. 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
	RMND5B	NM_022762.5	MANE Select	c.100C>T	p.His34Tyr	missense	Exon 3 of 11	NP_073599.2
	RMND5B	NM_001288794.2		c.100C>T	p.His34Tyr	missense	Exon 4 of 12	NP_001275723.1	Q96G75-1
	RMND5B	NM_001288795.2		c.100+2907C>T		intron	N/A	NP_001275724.1	F5H6G4

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	RMND5B	ENST00000313386.9	TSL:1 MANE Select	c.100C>T	p.His34Tyr	missense	Exon 3 of 11	ENSP00000320623.4	Q96G75-1
	RMND5B	ENST00000940697.1		c.100C>T	p.His34Tyr	missense	Exon 2 of 11	ENSP00000610756.1
	RMND5B	ENST00000940698.1		c.100C>T	p.His34Tyr	missense	Exon 3 of 12	ENSP00000610757.1

Frequencies

GnomAD3 genomes Cov.: 32

GnomAD4 exome AF: 6.84e-7 AC: 1 AN: 1461624 Hom.: 0 Cov.: 30 AF XY: 0.00 AC XY: 0 AN XY: 727114

⚠️ 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: 44702

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 26108

East Asian (EAS) AF: 0.00 AC: 0 AN: 39688

South Asian (SAS) AF: 0.00 AC: 0 AN: 86214

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 53376

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 5760

European-Non Finnish (NFE) AF: 8.99e-7 AC: 1 AN: 1111918

Other (OTH) AF: 0.00 AC: 0 AN: 60378

⚠️ 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 Cov.: 32

ClinVar

ClinVar submissions as Germline

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	Benign	0.094
BayesDel_addAF	Benign	-0.14	T
BayesDel_noAF	Benign	-0.44
CADD	Benign	21
DANN	Benign	0.97
DEOGEN2	Benign	0.081	T
Eigen	Benign	-0.76
Eigen_PC	Benign	-0.69
FATHMM_MKL	Uncertain	0.87	D
LIST_S2	Benign	0.84	T
M_CAP	Benign	0.0056	T
MetaRNN	Benign	0.13	T
MetaSVM	Benign	-1.1	T
MutationAssessor	Benign	0.0	N
PhyloP100		1.6
PrimateAI	Uncertain	0.52	T
PROVEAN	Benign	-1.9	N
REVEL	Benign	0.058
Sift	Uncertain	0.014	D
Sift4G	Uncertain	0.031	D
Polyphen		0.21	B
Vest4		0.36
MutPred		0.37		Loss of disorder (P = 0.0783)
MVP		0.25
MPC		0.23
ClinPred		0.21	T
GERP RS		0.48
RBP_binding_hub_radar		0.0
RBP_regulation_power_radar		1.1
Varity_R		0.094
gMVP		0.16
Mutation Taster		=94/6	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

hg19: chr5-177565220;