10-73802711-C-T
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Variant summary
Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate
The NM_003635.4(NDST2):c.2489G>A(p.Arg830Gln) variant causes a missense change. The variant allele was found at a frequency of 0.0000294 in 1,461,882 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 13/21 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: 0.000029 ( 0 hom. )
Consequence
NDST2
NM_003635.4 missense
NM_003635.4 missense
Scores
3
16
Clinical Significance
Conservation
PhyloP100: 3.98
Genes affected
NDST2 (HGNC:7681): (N-deacetylase and N-sulfotransferase 2) This gene encodes a member of the N-deacetylase/N-sulfotransferase subfamily of the sulfotransferase 1 proteins. The encoded enzyme has dual functions in processing glucosamine and heparin polymers, including N-deacetylation and N-sulfation. The encoded protein may be localized to the Golgi. [provided by RefSeq, Feb 2009]
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ACMG classification
Classification made for transcript
Verdict is Uncertain_significance. Variant got 0 ACMG points.
PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.24474332).
Transcripts
RefSeq
Ensembl
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | TSL | MANE | Protein | Appris | UniProt |
---|---|---|---|---|---|---|---|---|---|---|
NDST2 | ENST00000309979.11 | c.2489G>A | p.Arg830Gln | missense_variant | 14/15 | 1 | NM_003635.4 | ENSP00000310657.6 | ||
ENSG00000272916 | ENST00000603027.5 | n.*4G>A | non_coding_transcript_exon_variant | 14/17 | 2 | ENSP00000475031.1 | ||||
ENSG00000272916 | ENST00000603027.5 | n.*4G>A | 3_prime_UTR_variant | 14/17 | 2 | ENSP00000475031.1 |
Frequencies
GnomAD3 genomes Cov.: 32
GnomAD3 genomes
Cov.:
32
GnomAD3 exomes AF: 0.0000119 AC: 3AN: 251486Hom.: 0 AF XY: 0.00 AC XY: 0AN XY: 135920
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GnomAD4 exome AF: 0.0000294 AC: 43AN: 1461882Hom.: 0 Cov.: 34 AF XY: 0.0000358 AC XY: 26AN XY: 727248
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GnomAD4 genome Cov.: 32
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32
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ClinVar
Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link
Submissions by phenotype
not specified Uncertain:1
Uncertain significance, criteria provided, single submitter | clinical testing | Ambry Genetics | Oct 12, 2024 | The c.2489G>A (p.R830Q) alteration is located in exon 14 (coding exon 12) of the NDST2 gene. This alteration results from a G to A substitution at nucleotide position 2489, causing the arginine (R) at amino acid position 830 to be replaced by a glutamine (Q). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. - |
Computational scores
Source:
Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
BayesDel_addAF
Benign
T
BayesDel_noAF
Benign
CADD
Uncertain
DANN
Uncertain
DEOGEN2
Benign
T;T;.
Eigen
Benign
Eigen_PC
Benign
FATHMM_MKL
Benign
D
LIST_S2
Uncertain
D;.;D
M_CAP
Benign
D
MetaRNN
Benign
T;T;T
MetaSVM
Benign
T
MutationAssessor
Benign
N;N;.
PrimateAI
Benign
T
PROVEAN
Benign
.;N;N
REVEL
Benign
Sift
Benign
.;D;D
Sift4G
Uncertain
T;T;D
Polyphen
B;B;.
Vest4
MutPred
Loss of MoRF binding (P = 0.0228);Loss of MoRF binding (P = 0.0228);.;
MVP
MPC
0.070
ClinPred
T
GERP RS
RBP_binding_hub_radar
RBP_regulation_power_radar
Varity_R
gMVP
Splicing
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SpliceAI score (max)
Details are displayed if max score is > 0.2
Find out detailed SpliceAI scores and Pangolin per-transcript scores at