rs4942254

Positions:

• chr13-43877684-C-A
• chr13-43877684-C-G
• chr13-43877684-C-T

Variant summary

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

The NM_144974.5(CCDC122):​c.-200+1947G>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: 33)
• Consequence: CCDC122 NM_144974.5 intron
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: -2.06

Genes affected

CCDC122 (HGNC:26478): (coiled-coil domain containing 122) This gene encodes a protein that contains a coiled-coil domain. Naturally occurring mutations in this gene are associated with leprosy. [provided by RefSeq, Apr 2017]

(HGNC:):

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=-0.85).

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	MANE	UniProt
CCDC122	NM_144974.5	c.-200+1947G>T		intron_variant		ENST00000444614.8

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	TSL	MANE	Appris	UniProt
CCDC122	ENST00000444614.8	c.-200+1947G>T		intron_variant		5	NM_144974.5	P1
CCDC122	ENST00000476570.2	n.61+1947G>T		intron_variant, non_coding_transcript_variant		5
CCDC122	ENST00000611737.1	n.97+1947G>T		intron_variant, non_coding_transcript_variant		3
	ENST00000613918.1			downstream_gene_variant

Frequencies

GnomAD3 genomes Cov.: 33

GnomAD4 exome Cov.: 0

GnomAD4 genome Cov.: 33

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.85
CADD	Benign	0.012
DANN	Benign	0.46

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: rs4942254; hg19: chr13-44451820;