rs2356203

Positions:

• chr8-113227258-T-A
• chr8-113227258-T-C
• chr8-113227258-T-G

Variant summary

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

The NM_198123.2(CSMD3):​c.514+51334A>T 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: CSMD3 NM_198123.2 intron
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: -2.52

Genes affected

CSMD3 (HGNC:19291): (CUB and Sushi multiple domains 3) Predicted to be involved in regulation of dendrite development. Predicted to be located in plasma membrane. [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=-0.94).

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	MANE	UniProt
CSMD3	NM_198123.2	c.514+51334A>T		intron_variant		ENST00000297405.10

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	TSL	MANE	Appris	UniProt
CSMD3	ENST00000297405.10	c.514+51334A>T		intron_variant		1	NM_198123.2	P1
CSMD3	ENST00000343508.7	c.394+51334A>T		intron_variant		1
CSMD3	ENST00000455883.2	c.514+51334A>T		intron_variant		1
CSMD3	ENST00000497026.5	n.599+51334A>T		intron_variant, non_coding_transcript_variant		1

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	-0.94
CADD	Benign	0.044
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: rs2356203; hg19: chr8-114239487;