18-46963179-C-T

Position:

• chr18-46963179-C-T

Variant summary

Our verdict is Likely benign. Variant got -4 ACMG points: 2P and 6B. PM2 BP4_Strong BP6_Moderate

The NM_001387690.1(KATNAL2):​c.51+16256C>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. Variant has been reported in ClinVar as Likely benign (★).

• Frequency:
  • Genomes: 𝑓 0.000013 (0 hom., cov: 10)
  • Failed GnomAD Quality Control
• Consequence: KATNAL2 NM_001387690.1 intron
• Clinical Significance: Likely benign criteria provided, single submitter B:1
• Conservation: PhyloP100: 1.54

Genes affected

KATNAL2 (HGNC:25387): (katanin catalytic subunit A1 like 2) Predicted to enable microtubule-severing ATPase activity. Predicted to be involved in cytoplasmic microtubule organization. Located in cytoplasm; microtubule; and spindle pole. [provided by Alliance of Genome Resources, Apr 2022]

ELOA3DP (HGNC:33511): (elongin A3 family member D, pseudogene) Predicted to be involved in transcription elongation from RNA polymerase II promoter. Predicted to be part of elongin complex. [provided by Alliance of Genome Resources, Apr 2022]

ACMG classification

Verdict is Likely_benign. Variant got -4 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• BP4: Computational evidence support a benign effect (BayesDel_noAF=-0.66).
• BP6: Variant 18-46963179-C-T is Benign according to our data. Variant chr18-46963179-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 2648705.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	MANE	Protein	UniProt
KATNAL2	NM_001387690.1	c.51+16256C>T		intron_variant		ENST00000683218.1	NP_001374619.1

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	TSL	MANE	Protein	Appris	UniProt
KATNAL2	ENST00000683218.1	c.51+16256C>T		intron_variant			NM_001387690.1	ENSP00000508137	P1
ELOA3DP	ENST00000676383.1	n.1230G>A		non_coding_transcript_exon_variant	1/1

Frequencies

GnomAD3 genomes AF: 0.00 AC: 1 AN: 78306 Hom.: 0 Cov.: 10 FAILED QC

Gnomad AFR AF: 0.00

Gnomad AMI AF: 0.00

Gnomad AMR AF: 0.00

Gnomad ASJ AF: 0.00

Gnomad EAS AF: 0.00

Gnomad SAS AF: 0.00

Gnomad FIN AF: 0.00

Gnomad MID AF: 0.00

Gnomad NFE AF: 0.0000241

Gnomad OTH AF: 0.00

GnomAD4 exome Cov.: 29

GnomAD4 genome Data not reliable, filtered out with message: AS_VQSR AF: 0.0000128 AC: 1 AN: 78306 Hom.: 0 Cov.: 10 AF XY: 0.00 AC XY: 0 AN XY: 38320

Gnomad4 AFR AF: 0.00

Gnomad4 AMR AF: 0.00

Gnomad4 ASJ AF: 0.00

Gnomad4 EAS AF: 0.00

Gnomad4 SAS AF: 0.00

Gnomad4 FIN AF: 0.00

Gnomad4 NFE AF: 0.0000241

Gnomad4 OTH AF: 0.00

ClinVar

Significance: Likely benign

Submissions summary: Benign:1

Revision: criteria provided, single submitter

Submissions by phenotype

not provided Benign:1

Likely benign, criteria provided, single submitter

clinical testing

CeGaT Center for Human Genetics Tuebingen

Jun 01, 2023

ELOA3DP: BP4, BP7 -

Computational scores

Source: dbNSFP v4.3

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.66
CADD	Benign	9.5
DANN	Benign	0.89

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: rs2060026472; hg19: chr18-44543142;