chr2-165678847-A-G

Variant names:

• chr2-165678847-A-G
• rs1248814234
• NM_001172173.2:c.852A>G

Variant summary

Our verdict is Likely benign. The variant received -3 ACMG points: 2P and 5B. PM2 BP4_Strong BP7

The NM_001172173.2(CSRNP3):​c.852A>G​(p.Gln284Gln) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000000684 in 1,461,814 control chromosomes in the GnomAD database, with no homozygous occurrence. 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)
  • Exomes 𝑓: 6.8e-7 (0 hom.)
• Consequence: CSRNP3 NM_001172173.2 synonymous
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: 1.20
• Publications: 0 publications found

Genes affected

CSRNP3 (HGNC:30729): (cysteine and serine rich nuclear protein 3) Predicted to enable DNA-binding transcription factor activity, RNA polymerase II-specific and sequence-specific DNA binding activity. Predicted to be involved in positive regulation of apoptotic process and positive regulation of transcription by RNA polymerase II. Predicted to be part of chromatin. Predicted to be active in nucleus. [provided by Alliance of Genome Resources, Apr 2022]

ACMG classification

Our verdict: Likely_benign. The variant received -3 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• BP4: Computational evidence support a benign effect (BayesDel_noAF=-0.59).
• BP7: Synonymous conserved (PhyloP=1.2 with no splicing effect.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_001172173.2. 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
	CSRNP3	NM_001172173.2	MANE Select	c.852A>G	p.Gln284Gln	synonymous	Exon 7 of 7	NP_001165644.1	Q8WYN3-1
	CSRNP3	NM_001439057.1		c.948A>G	p.Gln316Gln	synonymous	Exon 5 of 5	NP_001425986.1
	CSRNP3	NM_024969.3		c.852A>G	p.Gln284Gln	synonymous	Exon 5 of 5	NP_079245.2	Q8WYN3-1

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	CSRNP3	ENST00000651982.1	MANE Select	c.852A>G	p.Gln284Gln	synonymous	Exon 7 of 7	ENSP00000498841.1	Q8WYN3-1
	CSRNP3	ENST00000342316.8	TSL:1	c.852A>G	p.Gln284Gln	synonymous	Exon 5 of 5	ENSP00000344042.4	Q8WYN3-1
	CSRNP3	ENST00000409420.1	TSL:5	c.948A>G	p.Gln316Gln	synonymous	Exon 5 of 5	ENSP00000387195.1	J3KQ49

Frequencies

GnomAD3 genomes Cov.: 31

GnomAD2 exomes AF: 0.00000398 AC: 1 AN: 250972 AF XY: 0.00

Gnomad AFR exome AF: 0.00

Gnomad AMR exome AF: 0.00

Gnomad ASJ exome AF: 0.00

Gnomad EAS exome AF: 0.00

Gnomad FIN exome AF: 0.00

Gnomad NFE exome AF: 0.00

Gnomad OTH exome AF: 0.00

GnomAD4 exome AF: 6.84e-7 AC: 1 AN: 1461814 Hom.: 0 Cov.: 32 AF XY: 0.00 AC XY: 0 AN XY: 727210

African (AFR) AF: 0.00 AC: 0 AN: 33480

American (AMR) AF: 0.00 AC: 0 AN: 44722

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 26136

East Asian (EAS) AF: 0.00 AC: 0 AN: 39660

South Asian (SAS) AF: 0.0000116 AC: 1 AN: 86258

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 53420

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 5768

European-Non Finnish (NFE) AF: 0.00 AC: 0 AN: 1111974

Other (OTH) AF: 0.00 AC: 0 AN: 60396

GnomAD4 genome Cov.: 31

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.59
CADD	Benign	3.1
DANN	Benign	0.58
PhyloP100		1.2
Mutation Taster		=100/0	polymorphism

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

Other links and lift over

dbSNP: rs1248814234; hg19: chr2-166535357;