NM_183061.3:c.3380T>C

Variant names:

• chr3-112155034-A-G
• rs1213503556
• NM_183061.3:c.3380T>C

Variant summary

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

The NM_183061.3(SLC9C1):​c.3380T>C​(p.Leu1127Ser) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000000686 in 1,457,548 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 17/22 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

• Frequency:
  • Genomes: not found (cov: 32)
  • Exomes 𝑓: 6.9e-7 (0 hom.)
• Consequence: SLC9C1 NM_183061.3 missense
• Clinical Significance: Uncertain significance criteria provided, single submitter U:1
• Conservation: PhyloP100: -0.552
• Publications: 1 publications found

Genes affected

SLC9C1 (HGNC:31401): (solute carrier family 9 member C1) 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 act upstream of or within flagellated sperm motility. Predicted to be located in motile cilium. 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 0 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• BP4: Computational evidence support a benign effect (MetaRNN=0.07943985).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_183061.3. 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
	SLC9C1	NM_183061.3	MANE Select	c.3380T>C	p.Leu1127Ser	missense	Exon 27 of 29	NP_898884.1	Q4G0N8-1
	SLC9C1	NM_001320531.2		c.3236T>C	p.Leu1079Ser	missense	Exon 26 of 28	NP_001307460.1	Q4G0N8-2
	SLC9C1	NR_135297.2		n.2650T>C		non_coding_transcript_exon	Exon 21 of 23

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	SLC9C1	ENST00000305815.10	TSL:2 MANE Select	c.3380T>C	p.Leu1127Ser	missense	Exon 27 of 29	ENSP00000306627.5	Q4G0N8-1
	SLC9C1	ENST00000487372.5	TSL:1	c.3236T>C	p.Leu1079Ser	missense	Exon 26 of 28	ENSP00000420688.1	Q4G0N8-2
	SLC9C1	ENST00000471295.1	TSL:5	n.*1709T>C		non_coding_transcript_exon	Exon 20 of 22	ENSP00000418371.1	F8WCJ0

Frequencies

GnomAD3 genomes Cov.: 32

GnomAD2 exomes AF: 0.00000404 AC: 1 AN: 247510 AF XY: 0.00000746

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: 0.00000888

Gnomad OTH exome AF: 0.00

GnomAD4 exome AF: 6.86e-7 AC: 1 AN: 1457548 Hom.: 0 Cov.: 30 AF XY: 0.00000138 AC XY: 1 AN XY: 725220

⚠️ 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: 33280

American (AMR) AF: 0.00 AC: 0 AN: 44230

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 26052

East Asian (EAS) AF: 0.00 AC: 0 AN: 39582

South Asian (SAS) AF: 0.00 AC: 0 AN: 85838

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 51870

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 5748

European-Non Finnish (NFE) AF: 9.00e-7 AC: 1 AN: 1110678

Other (OTH) AF: 0.00 AC: 0 AN: 60270

⚠️ The allele balance in gnomAD4 Exomes is highly skewed from 0.5 (p-value = 0), which strongly suggests a high chance of mosaicism in these individuals.

GnomAD4 genome Cov.: 32

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	0.074
BayesDel_addAF	Benign	-0.19	T
BayesDel_noAF	Benign	-0.52
CADD	Benign	0.12
DANN	Benign	0.63
DEOGEN2	Benign	0.029	T
Eigen	Benign	-1.9
Eigen_PC	Benign	-1.9
FATHMM_MKL	Benign	0.0054	N
M_CAP	Benign	0.042	D
MetaRNN	Benign	0.079	T
MetaSVM	Benign	-0.83	T
MutationAssessor	Benign	0.69	N
PhyloP100		-0.55
PrimateAI	Benign	0.25	T
PROVEAN	Benign	-0.43	N
REVEL	Benign	0.16
Sift	Uncertain	0.0060	D
Sift4G	Benign	0.16	T
Polyphen		0.12	B
Vest4		0.072
MVP		0.15
MPC		0.074
ClinPred		0.077	T
GERP RS		-6.2
Varity_R		0.11
gMVP		0.16
Mutation Taster		=99/1	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: rs1213503556; hg19: chr3-111873881; COSMIC: COSV59887421;