1-78920186-A-G

Variant names:

• chr1-78920186-A-G
• rs1274112664
• NM_022159.4:c.1458T>C

Variant summary

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

The NM_022159.4(ADGRL4):​c.1458T>C​(p.Asn486Asn) 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: 32)
• Consequence: ADGRL4 NM_022159.4 synonymous
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: 0.894
• Publications: 0 publications found

Genes affected

ADGRL4 (HGNC:20822): (adhesion G protein-coupled receptor L4) Predicted to enable G protein-coupled receptor activity. Predicted to be involved in adenylate cyclase-activating G protein-coupled receptor signaling pathway. Predicted to be located in cytoplasmic vesicle and plasma membrane. Predicted to be integral component of plasma membrane. Biomarker of glioblastoma and hypertrophic cardiomyopathy. [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=-0.52).
• BP7: Synonymous conserved (PhyloP=0.894 with no splicing effect.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_022159.4. 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
	ADGRL4	NM_022159.4	MANE Select	c.1458T>C	p.Asn486Asn	synonymous	Exon 10 of 15	NP_071442.2

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	ADGRL4	ENST00000370742.4	TSL:1 MANE Select	c.1458T>C	p.Asn486Asn	synonymous	Exon 10 of 15	ENSP00000359778.3	Q9HBW9
	ADGRL4	ENST00000954023.1		c.1488T>C	p.Asn496Asn	synonymous	Exon 10 of 15	ENSP00000624082.1
	ADGRL4	ENST00000870763.1		c.1458T>C	p.Asn486Asn	synonymous	Exon 10 of 14	ENSP00000540822.1

Frequencies

GnomAD3 genomes Cov.: 32

GnomAD4 exome Cov.: 30

GnomAD4 genome Cov.: 32

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	-0.52
CADD	Benign	5.3
DANN	Benign	0.65
PhyloP100		0.89
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

Other links and lift over

dbSNP: rs1274112664; hg19: chr1-79385871;