6-56981850-C-A

Variant names:

• chr6-56981850-C-A
• rs756295138
• NM_152731.3:c.40C>A

Variant summary

Our verdict is Uncertain significance. The variant received 0 ACMG points: 2P and 2B. PM2 BP4_Moderate

The NM_152731.3(BEND6):​c.40C>A​(p.Gln14Lys) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000558 in 1,612,328 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 15/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

• Frequency:
  • Genomes: 𝑓 0.0000066 (0 hom., cov: 32)
  • Exomes 𝑓: 0.0000055 (0 hom.)
• Consequence: BEND6 NM_152731.3 missense
• Clinical Significance: Uncertain significance criteria provided, single submitter U:1
• Conservation: PhyloP100: 1.61
• Publications: 0 publications found

Genes affected

BEND6 (HGNC:20871): (BEN domain containing 6) Enables transcription corepressor activity. Predicted to be involved in negative regulation of Notch signaling pathway and positive regulation of neuron differentiation. Predicted to be active in nucleus. [provided by Alliance of Genome Resources, Apr 2022]

ACMG classification

Our verdict: Uncertain_significance. The variant received 0 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• BP4: Computational evidence support a benign effect (MetaRNN=0.115094334).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_152731.3. 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
	BEND6	NM_152731.3	MANE Select	c.40C>A	p.Gln14Lys	missense	Exon 2 of 7	NP_689944.2	Q5SZJ8-1
	BEND6	NM_001318539.2		c.40C>A	p.Gln14Lys	missense	Exon 2 of 4	NP_001305468.1	Q5SZJ8-2

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	BEND6	ENST00000370746.8	TSL:5 MANE Select	c.40C>A	p.Gln14Lys	missense	Exon 2 of 7	ENSP00000359782.3	Q5SZJ8-1
	BEND6	ENST00000370748.7	TSL:1	c.40C>A	p.Gln14Lys	missense	Exon 2 of 4	ENSP00000359784.3	Q5SZJ8-2
	BEND6	ENST00000885664.1		c.40C>A	p.Gln14Lys	missense	Exon 3 of 8	ENSP00000555723.1

Frequencies

GnomAD3 genomes AF: 0.00000658 AC: 1 AN: 152062 Hom.: 0 Cov.: 32

Gnomad AFR AF: 0.00

Gnomad AMI AF: 0.00

Gnomad AMR AF: 0.0000656

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: 0.00

Gnomad OTH AF: 0.00

GnomAD2 exomes AF: 0.0000201 AC: 5 AN: 248174 AF XY: 0.0000148

Gnomad AFR exome AF: 0.00

Gnomad AMR exome AF: 0.000146

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: 0.00000548 AC: 8 AN: 1460266 Hom.: 0 Cov.: 30 AF XY: 0.00000275 AC XY: 2 AN XY: 726412

⚠️ The allele balance in gnomAD version 4 Exomes is significantly skewed from the expected value of 0.5.

African (AFR) AF: 0.00 AC: 0 AN: 33388

American (AMR) AF: 0.000180 AC: 8 AN: 44558

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 26086

East Asian (EAS) AF: 0.00 AC: 0 AN: 39538

South Asian (SAS) AF: 0.00 AC: 0 AN: 86054

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 53314

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 5756

European-Non Finnish (NFE) AF: 0.00 AC: 0 AN: 1111250

Other (OTH) AF: 0.00 AC: 0 AN: 60322

⚠️ The allele balance in gnomAD4 Exomes is highly skewed from 0.5 (p-value = 0.000510528), which strongly suggests a high chance of mosaicism in these individuals.

GnomAD4 genome AF: 0.00000658 AC: 1 AN: 152062 Hom.: 0 Cov.: 32 AF XY: 0.0000135 AC XY: 1 AN XY: 74268

African (AFR) AF: 0.00 AC: 0 AN: 41398

American (AMR) AF: 0.0000656 AC: 1 AN: 15252

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 3464

East Asian (EAS) AF: 0.00 AC: 0 AN: 5192

South Asian (SAS) AF: 0.00 AC: 0 AN: 4828

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 10598

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

European-Non Finnish (NFE) AF: 0.00 AC: 0 AN: 68010

Other (OTH) AF: 0.00 AC: 0 AN: 2094

Alfa AF: 0.0000936 Hom.: 0

Bravo AF: 0.0000113

ExAC AF: 0.00000828 AC: 1

ClinVar

ClinVar submissions

Significance: Uncertain significance

Revision: criteria provided, single submitter

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

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
AlphaMissense	Benign	0.077
BayesDel_addAF	Benign	-0.31	T
BayesDel_noAF	Benign	-0.43
CADD	Benign	19
DANN	Benign	0.95
DEOGEN2	Benign	0.052	T
Eigen	Benign	-0.58
Eigen_PC	Benign	-0.53
FATHMM_MKL	Benign	0.65	D
LIST_S2	Benign	0.73	T
M_CAP	Benign	0.0049	T
MetaRNN	Benign	0.12	T
MetaSVM	Benign	-1.1	T
MutationAssessor	Benign	0.81	L
PhyloP100		1.6
PrimateAI	Benign	0.32	T
PROVEAN	Uncertain	-3.4	D
REVEL	Benign	0.023
Sift	Uncertain	0.0090	D
Sift4G	Pathogenic	0.0	D
Polyphen		0.018	B
Vest4		0.25
MutPred		0.28		Gain of methylation at Q14 (P = 0.0122)
MVP		0.072
MPC		0.19
ClinPred		0.12	T
GERP RS		1.9
Varity_R		0.24
gMVP		0.52
Mutation Taster		=96/4	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: rs756295138; hg19: chr6-56846648;