1-202123024-A-C

Variant names:

• chr1-202123024-A-C
• NM_004767.5:c.61A>C
• GPR37L1 p.Arg21Arg

Variant summary

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

The NM_004767.5(GPR37L1):​c.61A>C​(p.Arg21Arg) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant was absent in control chromosomes in GnomAD project. 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: 34)
• Consequence: GPR37L1 NM_004767.5 synonymous
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: -1.17
• Publications: 0 publications found

Genes affected

GPR37L1 (HGNC:14923): (G protein-coupled receptor 37 like 1) Enables G protein-coupled peptide receptor activity; peptide binding activity; and prosaposin receptor activity. Involved in adenylate cyclase-inhibiting G protein-coupled receptor signaling pathway and positive regulation of MAPK cascade. Located in plasma membrane. Part of receptor complex. [provided by Alliance of Genome Resources, Apr 2022]

ENSG00000294430 (HGNC:):

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=-0.85).
• BP7: Synonymous conserved (PhyloP=-1.17 with no splicing effect.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_004767.5. 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
	GPR37L1	NM_004767.5	MANE Select	c.61A>C	p.Arg21Arg	synonymous	Exon 1 of 2	NP_004758.3

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	GPR37L1	ENST00000367282.6	TSL:1 MANE Select	c.61A>C	p.Arg21Arg	synonymous	Exon 1 of 2	ENSP00000356251.4	O60883
	GPR37L1	ENST00000683302.1		c.61A>C	p.Arg21Arg	synonymous	Exon 1 of 3	ENSP00000507885.1	A0A804HKD8
	GPR37L1	ENST00000683557.1		c.61A>C	p.Arg21Arg	synonymous	Exon 1 of 3	ENSP00000508029.1	A0A804HKQ6

Frequencies

GnomAD3 genomes Cov.: 34

GnomAD4 exome Cov.: 47

GnomAD4 genome Cov.: 34

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.85
CADD	Benign	2.4
DANN	Benign	0.73
PhyloP100		-1.2
PromoterAI		-0.0068	Neutral
Mutation Taster		=100/0	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

MaxEntScan Visualizer can be used to analyze the impact of this mutation on the neighboring sequence.

Other links and lift over

hg19: chr1-202092152;