chr1-56721687-C-T

Variant names:

• chr1-56721687-C-T
• rs1342514
• NM_001004303.5:c.1975-1358G>A

Variant summary

Our verdict is Likely benign. The variant received -2 ACMG points: 2P and 4B. PM2 BP4_Strong

The NM_001004303.5(FYB2):​c.1975-1358G>A variant causes a intron 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: FYB2 NM_001004303.5 intron
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: -0.663
• Publications: 5 publications found

Genes affected

FYB2 (HGNC:27295): (FYN binding protein 2) Involved in T cell receptor signaling pathway and cell adhesion mediated by integrin. Located in immunological synapse and membrane raft. [provided by Alliance of Genome Resources, Apr 2022]

ACMG classification

Our verdict: Likely_benign. The variant received -2 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• BP4: Computational evidence support a benign effect (BayesDel_noAF=-0.9).

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
FYB2	NM_001004303.5	c.1975-1358G>A		intron_variant	Intron 17 of 19	ENST00000343433.7	NP_001004303.3

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	Appris	UniProt
FYB2	ENST00000343433.7	c.1975-1358G>A		intron_variant	Intron 17 of 19	1	NM_001004303.5	ENSP00000345972.6
FYB2	ENST00000493000.5	n.892-1358G>A		intron_variant	Intron 11 of 13	5

Frequencies

GnomAD3 genomes Cov.: 32

We have no GnomAD4 exomes data on this position. Probably position not covered by the project.

GnomAD4 genome Cov.: 32

Alfa AF: 0.00 Hom.: 344

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.90
CADD	Benign	0.96
DANN	Benign	0.49
PhyloP100		-0.66

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: rs1342514; hg19: chr1-57187360;