1-173530035-A-T

Variant names:

• chr1-173530035-A-T
• rs1661466886
• NM_178527.4:c.2183T>A

Variant summary

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

The NM_178527.4(SLC9C2):​c.2183T>A​(p.Ile728Lys) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant was absent in control chromosomes in GnomAD project. Variant has been reported in ClinVar as Uncertain significance (★).

• Frequency: Genomes: not found (cov: 31)
• Consequence: SLC9C2 NM_178527.4 missense
• Clinical Significance: Uncertain significance criteria provided, single submitter U:1
• Conservation: PhyloP100: 0.542
• Publications: 0 publications found

Genes affected

SLC9C2 (HGNC:28664): (solute carrier family 9 member C2 (putative)) Predicted to enable potassium:proton antiporter activity and sodium:proton antiporter activity. Predicted to be involved in potassium ion transmembrane transport; regulation of intracellular pH; and sodium ion import across plasma membrane. Predicted to be integral component of membrane. Predicted to be active in plasma membrane. [provided by Alliance of Genome Resources, Apr 2022]

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_178527.4. 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
	SLC9C2	NM_178527.4	MANE Select	c.2183T>A	p.Ile728Lys	missense	Exon 18 of 28	NP_848622.2	Q5TAH2

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	SLC9C2	ENST00000367714.4	TSL:1 MANE Select	c.2183T>A	p.Ile728Lys	missense	Exon 18 of 28	ENSP00000356687.3	Q5TAH2
	SLC9C2	ENST00000466087.1	TSL:1	n.1517T>A		non_coding_transcript_exon	Exon 11 of 21
	SLC9C2	ENST00000648789.1		n.788T>A		non_coding_transcript_exon	Exon 7 of 11

Frequencies

GnomAD3 genomes Cov.: 31

GnomAD4 exome Cov.: 30

GnomAD4 genome Cov.: 31

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	0.11
PhyloP100		0.54
Varity_R		0.15
gMVP		0.56
Mutation Taster		=98/2	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

MaxEntScan Visualizer can be used to analyze the impact of this mutation on the neighboring sequence.

Other links and lift over

dbSNP: rs1661466886; hg19: chr1-173499174;