ENST00000315264.7:c.-55C>T

Variant names:

• chr14-104152089-C-T
• rs376956256
• ENST00000315264.7:c.-55C>T

Variant summary

Our verdict is Likely benign. The variant received -4 ACMG points: 2P and 6B. PM2 BP4_Strong BP6_Moderate

The ENST00000315264.7(KIF26A):​c.-55C>T variant causes a 5 prime UTR premature start codon gain change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000242 in 1,612,424 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

• Frequency:
  • Genomes: 𝑓 0.000033 (0 hom., cov: 32)
  • Exomes 𝑓: 0.000023 (0 hom.)
• Consequence: KIF26A ENST00000315264.7 5_prime_UTR_premature_start_codon_gain
• Clinical Significance: Likely benign criteria provided, single submitter B:1
• Conservation: PhyloP100: -3.19
• Publications: 0 publications found

Genes affected

KIF26A (HGNC:20226): (kinesin family member 26A) Predicted to enable microtubule binding activity and microtubule motor activity. Predicted to be involved in enteric nervous system development; negative regulation of signal transduction; and regulation of cell growth by extracellular stimulus. Predicted to be located in cytosol. Predicted to be part of kinesin complex. Predicted to be active in microtubule. [provided by Alliance of Genome Resources, Apr 2022]

KIF26A Gene-Disease associations (from GenCC):

• complex cortical dysplasia with other brain malformations

  Inheritance: AR Classification: STRONG Submitted by: ClinGen
• cortical dysplasia, complex, with other brain malformations 11

  Inheritance: AR Classification: STRONG, MODERATE, LIMITED Submitted by: Ambry Genetics, Baylor College of Medicine Research Center, Labcorp Genetics (formerly Invitae)

ACMG classification

Our verdict: Likely_benign. The variant received -4 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• BP4: Computational evidence support a benign effect (BayesDel_noAF=-0.57).
• BP6: Variant 14-104152089-C-T is Benign according to our data. Variant chr14-104152089-C-T is described in ClinVar as Likely_benign. ClinVar VariationId is 2644597.Status of the report is criteria_provided_single_submitter, 1 stars.

Variant Effect in Transcripts

ACMG analysis was done for transcript: ENST00000315264.7. 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
	KIF26A	NM_015656.2	MANE Select	c.363C>T	p.Ala121Ala	synonymous	Exon 3 of 15	NP_056471.1	Q9ULI4

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	KIF26A	ENST00000315264.7	TSL:1	c.-55C>T		5_prime_UTR_premature_start_codon_gain	Exon 2 of 14	ENSP00000325452.7	C9JFF0
	KIF26A	ENST00000423312.7	TSL:5 MANE Select	c.363C>T	p.Ala121Ala	synonymous	Exon 3 of 15	ENSP00000388241.2	Q9ULI4
	KIF26A	ENST00000315264.7	TSL:1	c.-55C>T		5_prime_UTR	Exon 2 of 14	ENSP00000325452.7	C9JFF0

Frequencies

GnomAD3 genomes AF: 0.0000329 AC: 5 AN: 152120 Hom.: 0 Cov.: 32

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: 0.0000735

Gnomad OTH AF: 0.00

GnomAD2 exomes AF: 0.0000164 AC: 4 AN: 243750 AF XY: 0.00

Gnomad AFR exome AF: 0.0000687

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: 0.0000275

Gnomad OTH exome AF: 0.00

GnomAD4 exome AF: 0.0000233 AC: 34 AN: 1460304 Hom.: 0 Cov.: 32 AF XY: 0.0000275 AC XY: 20 AN XY: 726468

African (AFR) AF: 0.0000299 AC: 1 AN: 33476

American (AMR) AF: 0.00 AC: 0 AN: 44702

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 26110

East Asian (EAS) AF: 0.0000252 AC: 1 AN: 39694

South Asian (SAS) AF: 0.00 AC: 0 AN: 86254

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 52194

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

European-Non Finnish (NFE) AF: 0.0000270 AC: 30 AN: 1111764

Other (OTH) AF: 0.0000331 AC: 2 AN: 60342

GnomAD4 genome AF: 0.0000329 AC: 5 AN: 152120 Hom.: 0 Cov.: 32 AF XY: 0.0000269 AC XY: 2 AN XY: 74306

African (AFR) AF: 0.00 AC: 0 AN: 41434

American (AMR) AF: 0.00 AC: 0 AN: 15276

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 3472

East Asian (EAS) AF: 0.00 AC: 0 AN: 5190

South Asian (SAS) AF: 0.00 AC: 0 AN: 4822

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 10606

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 316

European-Non Finnish (NFE) AF: 0.0000735 AC: 5 AN: 68010

Other (OTH) AF: 0.00 AC: 0 AN: 2082

Alfa AF: 0.0000405 Hom.: 0

Bravo AF: 0.0000302

EpiCase AF: 0.000164

EpiControl AF: 0.00

ClinVar

ClinVar submissions

Significance: Likely benign

Revision: criteria provided, single submitter

Pathogenic	VUS	Benign	Condition
-	-	1	not provided (1)

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.57
CADD	Benign	1.5
DANN	Benign	0.68
PhyloP100		-3.2
Mutation Taster		=298/2	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: rs376956256; hg19: chr14-104618426;