16-58671211-C-T

Variant names:

• chr16-58671211-C-T
• rs1414170691
• NM_018231.3:c.1065G>A

Variant summary

Our verdict is Likely benign. The variant received -1 ACMG points: 2P and 3B. PM2 BP4_Moderate BP7

The NM_018231.3(SLC38A7):​c.1065G>A​(p.Gln355Gln) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000657 in 152,226 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: 𝑓 0.0000066 (0 hom., cov: 32)
• Consequence: SLC38A7 NM_018231.3 synonymous
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: 1.12
• Publications: 0 publications found

Genes affected

SLC38A7 (HGNC:25582): (solute carrier family 38 member 7) Predicted to enable L-amino acid transmembrane transporter activity. Predicted to be involved in amino acid transmembrane transport and sodium ion transport. Predicted to be located in axon and neuronal cell body. [provided by Alliance of Genome Resources, Apr 2022]

ACMG classification

Our verdict: Likely_benign. The variant received -1 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• BP4: Computational evidence support a benign effect (BayesDel_noAF=-0.38).
• BP7: Synonymous conserved (PhyloP=1.12 with no splicing effect.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_018231.3. 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
	SLC38A7	NM_018231.3	MANE Select	c.1065G>A	p.Gln355Gln	synonymous	Exon 10 of 12	NP_060701.1	Q9NVC3-1
	SLC38A7	NM_001369608.1		c.1065G>A	p.Gln355Gln	synonymous	Exon 10 of 12	NP_001356537.1	Q9NVC3-1
	SLC38A7	NM_001369609.1		c.1065G>A	p.Gln355Gln	synonymous	Exon 9 of 11	NP_001356538.1	Q9NVC3-1

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	SLC38A7	ENST00000219320.9	TSL:1 MANE Select	c.1065G>A	p.Gln355Gln	synonymous	Exon 10 of 12	ENSP00000219320.3	Q9NVC3-1
	SLC38A7	ENST00000570101.5	TSL:1	c.1065G>A	p.Gln355Gln	synonymous	Exon 9 of 11	ENSP00000454646.1	Q9NVC3-1
	SLC38A7	ENST00000564100.5	TSL:1	c.884-3724G>A		intron	N/A	ENSP00000454325.1	H3BMC5

Frequencies

GnomAD3 genomes AF: 0.00000657 AC: 1 AN: 152226 Hom.: 0 Cov.: 32

Gnomad AFR AF: 0.0000241

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: 0.00

Gnomad OTH AF: 0.00

GnomAD4 exome Cov.: 33

GnomAD4 genome AF: 0.00000657 AC: 1 AN: 152226 Hom.: 0 Cov.: 32 AF XY: 0.00 AC XY: 0 AN XY: 74372

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

African (AFR) AF: 0.0000241 AC: 1 AN: 41460

American (AMR) AF: 0.00 AC: 0 AN: 15284

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

East Asian (EAS) AF: 0.00 AC: 0 AN: 5194

South Asian (SAS) AF: 0.00 AC: 0 AN: 4834

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 10630

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

European-Non Finnish (NFE) AF: 0.00 AC: 0 AN: 68034

Other (OTH) AF: 0.00 AC: 0 AN: 2090

⚠️ The allele balance in gnomAD version 4 Genomes is significantly skewed from the expected value of 0.5. (p-value = 0), which strongly suggests a high chance of mosaicism in these individuals.

Alfa AF: 0.00 Hom.: 0

Bravo AF: 0.00000378

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.38
CADD	Benign	9.6
DANN	Benign	0.79
PhyloP100		1.1

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: rs1414170691; hg19: chr16-58705115;