chr4-48998833-A-C

Position:

• chr4-48998833-A-C

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2 BP4_Strong

The NM_025087.3(CWH43):​c.802+285A>C 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: 31)
• Consequence: CWH43 NM_025087.3 intron
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: -0.243

Genes affected

CWH43 (HGNC:26133): (cell wall biogenesis 43 C-terminal homolog) Predicted to be involved in GPI anchor biosynthetic process. Predicted to be integral component of membrane. Predicted to be active in endoplasmic reticulum. [provided by Alliance of Genome Resources, Apr 2022]

ACMG classification

Verdict is Likely_benign. Variant got -2 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• BP4: Computational evidence support a benign effect (BayesDel_noAF=-0.93).

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	MANE	UniProt
CWH43	NM_025087.3	c.802+285A>C		intron_variant		ENST00000226432.9

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	TSL	MANE	Appris	UniProt
CWH43	ENST00000226432.9	c.802+285A>C		intron_variant		1	NM_025087.3	P1
CWH43	ENST00000513409.1	c.721+285A>C		intron_variant		2
CWH43	ENST00000514053.6	c.*4009A>C		intron_variant, NMD_transcript_variant		5

Frequencies

GnomAD3 genomes Cov.: 31

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

GnomAD4 genome Cov.: 31

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.93
CADD	Benign	0.53
DANN	Benign	0.38

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

Publications

LitVar

Other links and lift over

dbSNP: rs6850199; hg19: chr4-49000850;