NM_017758.4:c.361G>A

Variant names:

• chr17-18184604-G-A
• rs745633033
• NM_017758.4:c.361G>A

Variant summary

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

The NM_017758.4(ALKBH5):​c.361G>A​(p.Glu121Lys) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.00000205 in 1,460,958 control chromosomes in the GnomAD database, with no homozygous occurrence. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar. Another variant affecting the same amino acid position, but resulting in a different missense (i.e. E121Q) has been classified as Uncertain significance.

• Frequency:
  • Genomes: not found (cov: 33)
  • Exomes 𝑓: 0.0000021 (0 hom.)
• Consequence: ALKBH5 NM_017758.4 missense
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: 9.70
• Publications: 0 publications found

Genes affected

ALKBH5 (HGNC:25996): (alkB homolog 5, RNA demethylase) Enables mRNA N6-methyladenosine dioxygenase activity. Involved in RNA metabolic process; mRNA export from nucleus; and response to hypoxia. Located in Golgi apparatus; cytosol; and nuclear speck. [provided by Alliance of Genome Resources, Apr 2022]

ENSG00000266677 (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_017758.4. 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
	ALKBH5	NM_017758.4	MANE Select	c.361G>A	p.Glu121Lys	missense	Exon 1 of 4	NP_060228.3

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	ALKBH5	ENST00000399138.5	TSL:2 MANE Select	c.361G>A	p.Glu121Lys	missense	Exon 1 of 4	ENSP00000382091.4	Q6P6C2-2
	ALKBH5	ENST00000541285.1	TSL:1	c.-254+1339G>A		intron	N/A	ENSP00000468116.1	K7ER58
	ENSG00000266677	ENST00000583062.2	TSL:1	n.188C>T		non_coding_transcript_exon	Exon 1 of 2

Frequencies

GnomAD3 genomes Cov.: 33

GnomAD2 exomes AF: 0.00000405 AC: 1 AN: 247102 AF XY: 0.00000742

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: 0.00000899

Gnomad OTH exome AF: 0.00

GnomAD4 exome AF: 0.00000205 AC: 3 AN: 1460958 Hom.: 0 Cov.: 31 AF XY: 0.00000413 AC XY: 3 AN XY: 726810

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

American (AMR) AF: 0.00 AC: 0 AN: 44724

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 26132

East Asian (EAS) AF: 0.00 AC: 0 AN: 39698

South Asian (SAS) AF: 0.00 AC: 0 AN: 86258

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 52522

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

European-Non Finnish (NFE) AF: 0.00000270 AC: 3 AN: 1111990

Other (OTH) AF: 0.00 AC: 0 AN: 60386

GnomAD4 genome Cov.: 33

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
AlphaMissense	Benign	0.28
BayesDel_addAF	Uncertain	0.038	T
BayesDel_noAF	Benign	-0.18
CADD	Pathogenic	28
DANN	Uncertain	1.0
DEOGEN2	Benign	0.052	T
Eigen	Uncertain	0.37
Eigen_PC	Uncertain	0.46
FATHMM_MKL	Pathogenic	0.98	D
LIST_S2	Uncertain	0.95	D
M_CAP	Benign	0.011	T
MetaRNN	Uncertain	0.48	T
MetaSVM	Benign	-1.1	T
MutationAssessor	Uncertain	2.1	M
PhyloP100		9.7
PrimateAI	Pathogenic	0.89	D
PROVEAN	Benign	-1.8	N
REVEL	Uncertain	0.30
Sift	Benign	0.045	D
Sift4G	Benign	0.17	T
Vest4		0.71
MutPred		0.40		Gain of MoRF binding (P = 0.0056)
MVP		0.29
MPC		1.8
ClinPred		0.66	D
GERP RS		4.7
Varity_R		0.77
gMVP		0.95
Mutation Taster		=20/80	disease causing

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: rs745633033; hg19: chr17-18087918;