13-113792362-C-G

Variant names:

• chr13-113792362-C-G
• rs7491764
• NM_182614.4:c.253-2786C>G

Variant summary

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

The NM_182614.4(TMEM255B):​c.253-2786C>G 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: 34)
• Consequence: TMEM255B NM_182614.4 intron
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: -1.80
• Publications: 4 publications found

Genes affected

TMEM255B (HGNC:28297): (transmembrane protein 255B) Predicted to be integral component of membrane. [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=-1.02).

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
TMEM255B	NM_182614.4	c.253-2786C>G		intron_variant	Intron 3 of 8	ENST00000375353.5	NP_872420.1
TMEM255B	NM_001348663.2	c.253-2786C>G		intron_variant	Intron 3 of 7		NP_001335592.1

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	Appris	UniProt
TMEM255B	ENST00000375353.5	c.253-2786C>G		intron_variant	Intron 3 of 8	1	NM_182614.4	ENSP00000364502.3
TMEM255B	ENST00000488362.5	c.253-2786C>G		intron_variant	Intron 3 of 4	2		ENSP00000479391.1
TMEM255B	ENST00000375348.3	n.277-2786C>G		intron_variant	Intron 3 of 5	3

Frequencies

GnomAD3 genomes Cov.: 34

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

GnomAD4 genome Cov.: 34

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-1.0
CADD	Benign	3.3
DANN	Benign	0.13
PhyloP100		-1.8

Splicing

Name	Calibrated prediction	Score	Prediction
SpliceAI score (max)		0.070		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: rs7491764; hg19: chr13-114495335;