Genetic Variant NM_033225.6:c.6836-521G>T (chr8-3107162-C-A) – ACMG Classification: Likely_benign (-2 pts)

Variant summary

Our verdict is Likely benign. The variant received -2 ACMG points: 2P and 4B. PM2BP4_Strong

The NM_033225.6(CSMD1):c.6836-521G>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: 32)

Exomes 𝑓: 0.0 ( 0 hom. )

Failed GnomAD Quality Control

Consequence

CSMD1
NM_033225.6 intron

Scores

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: -2.79

Publications

2 publications found

Variant links:

Genes affected

CSMD1 (HGNC:14026): (CUB and Sushi multiple domains 1) Predicted to act upstream of or within several processes, including learning or memory; mammary gland branching involved in pregnancy; and reproductive structure development. Predicted to be integral component of membrane. [provided by Alliance of Genome Resources, Apr 2022]

CSMD1 Gene-Disease associations (from GenCC):

autism spectrum disorder
Inheritance: AD Classification: LIMITED Submitted by: Ambry Genetics
complex neurodevelopmental disorder
Inheritance: AR Classification: LIMITED Submitted by: Ambry Genetics

CSMD1 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

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
CSMD1	NM_033225.6 link	c.6836-521G>T		intron_variant	Intron 45 of 69	ENST00000635120.2	NP_150094.5	Q96PZ7-1Q59FF8

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	Appris	UniProt
CSMD1	ENST00000635120.2 link	c.6836-521G>T		intron_variant	Intron 45 of 69	5	NM_033225.6	ENSP00000489225.1		Q96PZ7-1

Frequencies

GnomAD3 genomes

Cov.:

GnomAD4 exome

Data not reliable, filtered out with message: AC0

AF:

0.00

AC:

AN:

3158

Hom.:

Cov.:

AF XY:

0.00

AC XY:

AN XY:

1672

African (AFR)

AF:

0.00

AC:

AN:

American (AMR)

AF:

0.00

AC:

AN:

252

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

East Asian (EAS)

AF:

0.00

AC:

AN:

South Asian (SAS)

AF:

0.00

AC:

AN:

182

European-Finnish (FIN)

AF:

0.00

AC:

AN:

Middle Eastern (MID)

AF:

0.00

AC:

AN:

European-Non Finnish (NFE)

AF:

0.00

AC:

AN:

2346

Other (OTH)

AF:

0.00

AC:

AN:

176

GnomAD4 genome

Cov.:

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name

Calibrated prediction

Score

Prediction

BayesDel_noAF

Benign

-0.90

CADD

Benign

0.027

(source)

DANN

Benign

0.27

PhyloP100

-2.8

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

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Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

Publications

ACMG classification

Transcripts

RefSeq

Ensembl

Frequencies

ClinVar

Computational scores

Splicing

Publications

Other links and lift over