chr19-36010926-C-T

Variant names:

• chr19-36010926-C-T
• rs750624920
• NM_032878.5:c.304G>A

Variant summary

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

The NM_032878.5(ALKBH6):​c.304G>A​(p.Val102Met) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000459 in 1,613,880 control chromosomes in the GnomAD database, including 1 homozygotes. Variant has been reported in ClinVar as Uncertain significance (★).

• Frequency:
  • Genomes: 𝑓 0.000026 (0 hom., cov: 32)
  • Exomes 𝑓: 0.000048 (1 hom.)
• Consequence: ALKBH6 NM_032878.5 missense
• Clinical Significance: Uncertain significance criteria provided, single submitter U:1
• Conservation: PhyloP100: 2.06
• Publications: 4 publications found

Genes affected

ALKBH6 (HGNC:28243): (alkB homolog 6) Predicted to enable dioxygenase activity and metal ion binding activity. Located in focal adhesion and nucleoplasm. [provided by Alliance of Genome Resources, Apr 2022]

ENSG00000248101 (HGNC:):

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_032878.5. 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
	ALKBH6	NM_032878.5	MANE Select	c.304G>A	p.Val102Met	missense	Exon 5 of 7	NP_116267.4
	ALKBH6	NM_001297701.2		c.304G>A	p.Val102Met	missense	Exon 6 of 8	NP_001284630.1	Q3KRA9-1
	ALKBH6	NM_001386055.1		c.304G>A	p.Val102Met	missense	Exon 5 of 7	NP_001372984.1	Q3KRA9-1

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	ALKBH6	ENST00000378875.8	TSL:1 MANE Select	c.304G>A	p.Val102Met	missense	Exon 5 of 7	ENSP00000368152.4	Q3KRA9-1
	ALKBH6	ENST00000252984.11	TSL:1	c.304G>A	p.Val102Met	missense	Exon 6 of 8	ENSP00000252984.6	Q3KRA9-1
	ALKBH6	ENST00000392183.7	TSL:1	n.368G>A		non_coding_transcript_exon	Exon 5 of 5

Frequencies

GnomAD3 genomes AF: 0.0000263 AC: 4 AN: 152062 Hom.: 0 Cov.: 32

Gnomad AFR AF: 0.0000242

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: 0.0000441

Gnomad OTH AF: 0.00

GnomAD2 exomes AF: 0.0000318 AC: 8 AN: 251424 AF XY: 0.0000294

Gnomad AFR exome AF: 0.00

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: 0.0000352

Gnomad OTH exome AF: 0.00

GnomAD4 exome AF: 0.0000479 AC: 70 AN: 1461818 Hom.: 1 Cov.: 31 AF XY: 0.0000481 AC XY: 35 AN XY: 727222

African (AFR) AF: 0.00 AC: 0 AN: 33480

American (AMR) AF: 0.00 AC: 0 AN: 44716

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 26128

East Asian (EAS) AF: 0.00 AC: 0 AN: 39700

South Asian (SAS) AF: 0.000116 AC: 10 AN: 86256

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 53418

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 5764

European-Non Finnish (NFE) AF: 0.0000486 AC: 54 AN: 1111968

Other (OTH) AF: 0.0000994 AC: 6 AN: 60388

GnomAD4 genome AF: 0.0000263 AC: 4 AN: 152062 Hom.: 0 Cov.: 32 AF XY: 0.0000269 AC XY: 2 AN XY: 74292

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

African (AFR) AF: 0.0000242 AC: 1 AN: 41378

American (AMR) AF: 0.00 AC: 0 AN: 15274

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

East Asian (EAS) AF: 0.00 AC: 0 AN: 5184

South Asian (SAS) AF: 0.00 AC: 0 AN: 4832

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 10618

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

European-Non Finnish (NFE) AF: 0.0000441 AC: 3 AN: 67988

Other (OTH) AF: 0.00 AC: 0 AN: 2088

⚠️ The allele balance in gnomAD version 4 Genomes is significantly skewed from the expected value of 0.5. (p-value = 0.000000000000000666134), which strongly suggests a high chance of mosaicism in these individuals.

Alfa AF: 0.0000386 Hom.: 0

Bravo AF: 0.0000264

ExAC AF: 0.0000330 AC: 4

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	Pathogenic	0.88
BayesDel_addAF	Benign	-0.061	T
BayesDel_noAF	Benign	-0.090
CADD	Pathogenic	26
DANN	Pathogenic	1.0
DEOGEN2	Benign	0.16	T
Eigen	Pathogenic	0.70
Eigen_PC	Uncertain	0.62
FATHMM_MKL	Uncertain	0.91	D
LIST_S2	Uncertain	0.97	D
M_CAP	Uncertain	0.13	D
MetaRNN	Uncertain	0.69	D
MetaSVM	Benign	-0.55	T
MutationAssessor	Uncertain	2.8	M
PhyloP100		2.1
PrimateAI	Uncertain	0.69	T
PROVEAN	Uncertain	-2.8	D
REVEL	Uncertain	0.32
Sift	Uncertain	0.0020	D
Sift4G	Uncertain	0.0020	D
Polyphen		1.0	D
Vest4		0.66
MVP		0.61
MPC		0.98
ClinPred		0.73	D
GERP RS		4.1
RBP_binding_hub_radar		0.0
RBP_regulation_power_radar		1.1
Varity_R		0.25
gMVP		0.72
Mutation Taster		=97/3	polymorphism

Splicing

Name	Calibrated prediction	Score	Prediction
SpliceAI score (max)		0.060		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: rs750624920; hg19: chr19-36501828; COSMIC: COSV53325280; COSMIC: COSV53325280;