17-18184813-C-G

Variant names:

• chr17-18184813-C-G
• rs534578100
• NM_017758.4:c.570C>G

Variant summary

Our verdict is Benign. Variant got -7 ACMG points: 2P and 9B. PM2 BP4_Strong BP7 BS2

The NM_017758.4(ALKBH5):​c.570C>G​(p.Ala190Ala) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000342 in 1,461,760 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

• Frequency:
  • Genomes: not found (cov: 33)
  • Exomes 𝑓: 0.0000034 (0 hom.)
• Consequence: ALKBH5 NM_017758.4 synonymous
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: -1.53

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

Verdict is Benign. Variant got -7 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• BP4: Computational evidence support a benign effect (BayesDel_noAF=-0.67).
• BP7: Synonymous conserved (PhyloP=-1.53 with no splicing effect.
• BS2: High AC in GnomAdExome4 at 5 AD gene.

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
ALKBH5	NM_017758.4	c.570C>G	p.Ala190Ala	synonymous_variant	Exon 1 of 4	ENST00000399138.5	NP_060228.3

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	Appris	UniProt
ALKBH5	ENST00000399138.5	c.570C>G	p.Ala190Ala	synonymous_variant	Exon 1 of 4	2	NM_017758.4	ENSP00000382091.4
ALKBH5	ENST00000541285.1	c.-254+1548C>G		intron_variant	Intron 1 of 3	1		ENSP00000468116.1
ENSG00000266677	ENST00000583062.1	n.-60G>C		upstream_gene_variant		1
ENSG00000266677	ENST00000577847.1	n.-146G>C		upstream_gene_variant		3

Frequencies

GnomAD3 genomes Cov.: 33

GnomAD4 exome AF: 0.00000342 AC: 5 AN: 1461760 Hom.: 0 Cov.: 32 AF XY: 0.00000550 AC XY: 4 AN XY: 727180

Gnomad4 AFR exome AF: 0.00

Gnomad4 AMR exome AF: 0.00

Gnomad4 ASJ exome AF: 0.00

Gnomad4 EAS exome AF: 0.00

Gnomad4 SAS exome AF: 0.00

Gnomad4 FIN exome AF: 0.00

Gnomad4 NFE exome AF: 0.00000450

Gnomad4 OTH exome AF: 0.00

GnomAD4 genome Cov.: 33

Bravo AF: 0.00000756

EpiCase AF: 0.0000545

EpiControl AF: 0.00

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.67
CADD	Benign	11
DANN	Benign	0.81

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: rs534578100; hg19: chr17-18088127; COSMIC: COSV67687043; COSMIC: COSV67687043;