NM_001351169.2:c.1075A>C

Variant names:

• chr10-103093223-T-G
• rs1057519867
• NM_001351169.2:c.1075A>C

Variant summary

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

The NM_001351169.2(NT5C2):​c.1075A>C​(p.Lys359Gln) variant causes a missense change involving the alteration of a conserved nucleotide. The variant was absent in control chromosomes in GnomAD project. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar. Synonymous variant affecting the same amino acid position (i.e. K359K) has been classified as Benign.

• Frequency: Genomes: not found (cov: 32)
• Consequence: NT5C2 NM_001351169.2 missense
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: 8.01
• Publications: 12 publications found

Genes affected

NT5C2 (HGNC:8022): (5'-nucleotidase, cytosolic II) This gene encodes a hydrolase that serves as an important role in cellular purine metabolism by acting primarily on inosine 5'-monophosphate and other purine nucleotides. [provided by RefSeq, Oct 2011]

NT5C2 Gene-Disease associations (from GenCC):

• hereditary spastic paraplegia 45

  Inheritance: AR Classification: STRONG, MODERATE, SUPPORTIVE Submitted by: Labcorp Genetics (formerly Invitae), Laboratory for Molecular Medicine, Orphanet

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_001351169.2. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Selected	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	NT5C2	NM_001351169.2	MANE Select	c.1075A>C	p.Lys359Gln	missense	Exon 15 of 19	NP_001338098.1
	NT5C2	NM_001351170.2		c.1099A>C	p.Lys367Gln	missense	Exon 15 of 19	NP_001338099.1
	NT5C2	NM_001351171.2		c.1099A>C	p.Lys367Gln	missense	Exon 16 of 20	NP_001338100.1

Ensembl Transcripts

Selected	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	NT5C2	ENST00000404739.8	TSL:1 MANE Select	c.1075A>C	p.Lys359Gln	missense	Exon 15 of 19	ENSP00000383960.3
	NT5C2	ENST00000343289.9	TSL:1	c.1075A>C	p.Lys359Gln	missense	Exon 14 of 18	ENSP00000339479.5
	NT5C2	ENST00000874311.1		c.1291A>C	p.Lys431Gln	missense	Exon 18 of 22	ENSP00000544370.1

Frequencies

GnomAD3 genomes Cov.: 32

GnomAD4 exome Cov.: 30

GnomAD4 genome Cov.: 32

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
AlphaMissense	Pathogenic	0.88
BayesDel_addAF	Uncertain	0.076	D
BayesDel_noAF	Benign	-0.13
CADD	Pathogenic	28
DANN	Uncertain	1.0
DEOGEN2	Benign	0.26	T
Eigen	Pathogenic	0.87
Eigen_PC	Pathogenic	0.84
FATHMM_MKL	Pathogenic	0.99	D
LIST_S2	Pathogenic	0.99	D
M_CAP	Benign	0.055	D
MetaRNN	Uncertain	0.69	D
MetaSVM	Benign	-0.74	T
MutationAssessor	Uncertain	2.0	M
PhyloP100		8.0
PrimateAI	Pathogenic	0.88	D
PROVEAN	Uncertain	-3.5	D
REVEL	Uncertain	0.44
Sift	Uncertain	0.0020	D
Sift4G	Uncertain	0.0040	D
Polyphen		1.0	D
Vest4		0.78
MutPred		0.49		Loss of methylation at K359 (P = 0.0172)
MVP		0.52
MPC		1.6
ClinPred		0.99	D
GERP RS		5.8
Varity_R		0.94
gMVP		0.71
Mutation Taster		=59/41	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: rs1057519867; hg19: chr10-104852980; COSMIC: COSV58415570; COSMIC: COSV58415570;