chr5-141640080-C-T

Variant names:

• chr5-141640080-C-T
• rs147092968
• NM_173828.5:c.664C>T

Variant summary

Our verdict is Likely benign. The variant received -3 ACMG points: 2P and 5B. PM2 BP4_Strong BP7

The NM_173828.5(RELL2):​c.664C>T​(p.Leu222Leu) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000137 in 1,461,222 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.

• Frequency:
  • Genomes: not found (cov: 33)
  • Exomes 𝑓: 0.0000014 (0 hom.)
• Consequence: RELL2 NM_173828.5 synonymous
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: 1.46
• Publications: 2 publications found

Genes affected

RELL2 (HGNC:26902): (RELT like 2) Predicted to enable collagen binding activity. Involved in positive regulation of p38MAPK cascade. Predicted to be located in extracellular matrix. [provided by Alliance of Genome Resources, Apr 2022]

FCHSD1 (HGNC:25463): (FCH and double SH3 domains 1) Predicted to enable lipid binding activity. Predicted to be involved in neuromuscular synaptic transmission and positive regulation of actin filament polymerization. Predicted to be located in cell projection and perikaryon. Predicted to be active in neuromuscular junction and recycling endosome. Predicted to colocalize with cuticular plate. [provided by Alliance of Genome Resources, Apr 2022]

ACMG classification

Our verdict: Likely_benign. The variant received -3 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• BP4: Computational evidence support a benign effect (BayesDel_noAF=-0.54).
• BP7: Synonymous conserved (PhyloP=1.46 with no splicing effect.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_173828.5. 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
	RELL2	NM_173828.5	MANE Select	c.664C>T	p.Leu222Leu	synonymous	Exon 5 of 7	NP_776189.3
	FCHSD1	NM_033449.3	MANE Select	c.*1418G>A		3_prime_UTR	Exon 20 of 20	NP_258260.1	Q86WN1-1
	RELL2	NM_001130029.2		c.664C>T	p.Leu222Leu	synonymous	Exon 6 of 8	NP_001123501.1	Q8NC24

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	RELL2	ENST00000297164.8	TSL:1 MANE Select	c.664C>T	p.Leu222Leu	synonymous	Exon 5 of 7	ENSP00000297164.3	Q8NC24
	RELL2	ENST00000444782.5	TSL:1	c.664C>T	p.Leu222Leu	synonymous	Exon 6 of 8	ENSP00000409443.1	Q8NC24
	FCHSD1	ENST00000435817.7	TSL:1 MANE Select	c.*1418G>A		3_prime_UTR	Exon 20 of 20	ENSP00000399259.2	Q86WN1-1

Frequencies

GnomAD3 genomes Cov.: 33

GnomAD2 exomes AF: 0.00000405 AC: 1 AN: 246974 AF XY: 0.00000747

Gnomad AFR exome AF: 0.00

Gnomad AMR exome AF: 0.00

Gnomad ASJ exome AF: 0.00

Gnomad EAS exome AF: 0.0000545

Gnomad FIN exome AF: 0.00

Gnomad NFE exome AF: 0.00

Gnomad OTH exome AF: 0.00

GnomAD4 exome AF: 0.00000137 AC: 2 AN: 1461222 Hom.: 0 Cov.: 35 AF XY: 0.00000138 AC XY: 1 AN XY: 726934

African (AFR) AF: 0.00 AC: 0 AN: 33472

American (AMR) AF: 0.00 AC: 0 AN: 44680

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 26072

East Asian (EAS) AF: 0.0000252 AC: 1 AN: 39698

South Asian (SAS) AF: 0.00 AC: 0 AN: 86248

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 53188

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

European-Non Finnish (NFE) AF: 8.99e-7 AC: 1 AN: 1111740

Other (OTH) AF: 0.00 AC: 0 AN: 60356

GnomAD4 genome Cov.: 33

Alfa AF: 0.00 Hom.: 0

Bravo AF: 0.00000378

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.54
CADD	Benign	7.4
DANN	Benign	0.86
PhyloP100		1.5

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: rs147092968; hg19: chr5-141019647;