NM_025087.3:c.319C>T

Variant names:

• chr4-48991537-C-T
• rs1201992070
• NM_025087.3:c.319C>T

Variant summary

Our verdict is Uncertain significance. The variant received 2 ACMG points: 2P and 0B. PM2

The NM_025087.3(CWH43):​c.319C>T​(p.Gln107*) variant causes a stop gained change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000657 in 152,130 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar. Variant results in nonsense mediated mRNA decay.

• Frequency: Genomes: 𝑓 0.0000066 (0 hom., cov: 32)
• Consequence: CWH43 NM_025087.3 stop_gained
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: 2.44
• Publications: 0 publications found

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

Our verdict: Uncertain_significance. The variant received 2 ACMG points.

• PM2: Very rare variant in population databases, with high coverage

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_025087.3. 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
	CWH43	NM_025087.3	MANE Select	c.319C>T	p.Gln107*	stop_gained	Exon 3 of 16	NP_079363.2	Q9H720
	CWH43	NM_001286791.2		c.238C>T	p.Gln80*	stop_gained	Exon 3 of 16	NP_001273720.1	E7EQL2

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	CWH43	ENST00000226432.9	TSL:1 MANE Select	c.319C>T	p.Gln107*	stop_gained	Exon 3 of 16	ENSP00000226432.4	Q9H720
	CWH43	ENST00000856986.1		c.319C>T	p.Gln107*	stop_gained	Exon 3 of 16	ENSP00000527045.1
	CWH43	ENST00000856987.1		c.319C>T	p.Gln107*	stop_gained	Exon 3 of 16	ENSP00000527046.1

Frequencies

GnomAD3 genomes AF: 0.00000657 AC: 1 AN: 152130 Hom.: 0 Cov.: 32

Gnomad AFR AF: 0.00

Gnomad AMI AF: 0.00

Gnomad AMR AF: 0.0000656

Gnomad ASJ AF: 0.00

Gnomad EAS AF: 0.00

Gnomad SAS AF: 0.00

Gnomad FIN AF: 0.00

Gnomad MID AF: 0.00

Gnomad NFE AF: 0.00

Gnomad OTH AF: 0.00

GnomAD4 exome Cov.: 31

GnomAD4 genome AF: 0.00000657 AC: 1 AN: 152130 Hom.: 0 Cov.: 32 AF XY: 0.0000135 AC XY: 1 AN XY: 74318

African (AFR) AF: 0.00 AC: 0 AN: 41442

American (AMR) AF: 0.0000656 AC: 1 AN: 15252

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 3470

East Asian (EAS) AF: 0.00 AC: 0 AN: 5192

South Asian (SAS) AF: 0.00 AC: 0 AN: 4824

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 10602

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 316

European-Non Finnish (NFE) AF: 0.00 AC: 0 AN: 68028

Other (OTH) AF: 0.00 AC: 0 AN: 2092

Alfa AF: 0.00 Hom.: 0

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
BayesDel_addAF	Pathogenic	0.60	D
BayesDel_noAF	Pathogenic	0.62
CADD	Pathogenic	36
DANN	Uncertain	1.0
Eigen	Pathogenic	0.88
Eigen_PC	Pathogenic	0.67
FATHMM_MKL	Uncertain	0.96	D
PhyloP100		2.4
Vest4		0.40
GERP RS		5.1
Mutation Taster		=33/167	disease causing (fs/PTC)

Splicing

Name	Calibrated prediction	Score	Prediction
SpliceAI score (max)		0.20		Details are displayed if max score is > 0.2
DS_DL_spliceai		0.20		Position offset: 37

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Other links and lift over

dbSNP: rs1201992070; hg19: chr4-48993554;