chr1-244970326-C-CCCTCG

Variant names:

• chr1-244970326-C-CCCTCG
• rs78699431
• NM_032328.4:c.-90-3_-90-2insCCTCG

Variant summary

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

The NM_032328.4(DRC8):​c.-90-3_-90-2insCCTCG variant causes a splice acceptor, intron change involving the alteration of a non-conserved nucleotide. The variant was absent in control chromosomes in GnomAD project. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

• Frequency: Genomes: not found (cov: 20)
• Consequence: DRC8 NM_032328.4 splice_acceptor, intron
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: -1.53
• Publications: 0 publications found

Genes affected

DRC8 (HGNC:28166): (EF-hand calcium binding domain 2) The gene encodes a protein that contains two EF-hand calcium-binding domains although its function has yet to be determined. Alternatively spliced transcripts have been observed. [provided by RefSeq, Mar 2014]

LOC124900416 (HGNC:):

ENSG00000272195 (HGNC:58101):

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_032328.4. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Selected	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	DRC8	NM_032328.4	MANE Select	c.-90-3_-90-2insCCTCG		splice_acceptor intron	N/A	NP_115704.1
	EFCAB2-AS1	NR_111907.1		n.59-348_59-347insCGAGG		intron	N/A
	DRC8	NM_001290327.2		c.-175_-174insCCTCG		upstream_gene	N/A	NP_001277256.1

Ensembl Transcripts

Selected	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	EFCAB2	ENST00000366523.6	TSL:3 MANE Select	c.-90-3_-90-2insCCTCG		splice_acceptor intron	N/A	ENSP00000355480.1
	EFCAB2	ENST00000366522.6	TSL:2	n.345_346insCCTCG		non_coding_transcript_exon	Exon 1 of 8
	EFCAB2	ENST00000497591.5	TSL:5	n.41_42insCCTCG		non_coding_transcript_exon	Exon 1 of 6

Frequencies

GnomAD3 genomes Cov.: 20

GnomAD4 exome Cov.: 27

GnomAD4 genome Cov.: 20

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
PhyloP100		-1.5

Splicing

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

Other links and lift over

dbSNP: rs78699431; hg19: chr1-245133628;