rs193920806
Positions:
Variant summary
Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2
The NM_002847.5(PTPRN2):āc.2339T>Cā(p.Leu780Pro) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.000159 in 1,611,900 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (no stars).
Frequency
Genomes: š 0.000085 ( 0 hom., cov: 39)
Exomes š: 0.00017 ( 0 hom. )
Consequence
PTPRN2
NM_002847.5 missense
NM_002847.5 missense
Scores
1
14
4
Clinical Significance
Conservation
PhyloP100: 8.52
Genes affected
PTPRN2 (HGNC:9677): (protein tyrosine phosphatase receptor type N2) This gene encodes a protein with sequence similarity to receptor-like protein tyrosine phosphatases. However, tyrosine phosphatase activity has not been experimentally validated for this protein. Studies of the rat ortholog suggest that the encoded protein may instead function as a phosphatidylinositol phosphatase with the ability to dephosphorylate phosphatidylinositol 3-phosphate and phosphatidylinositol 4,5-diphosphate, and this function may be involved in the regulation of insulin secretion. This protein has been identified as an autoantigen in insulin-dependent diabetes mellitus. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Feb 2015]
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ACMG classification
Classification made for transcript
Verdict is Uncertain_significance. Variant got 2 ACMG points.
PM2
Very rare variant in population databases, with high coverage;
Transcripts
RefSeq
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | MANE | Protein | UniProt |
---|---|---|---|---|---|---|---|---|
PTPRN2 | NM_002847.5 | c.2339T>C | p.Leu780Pro | missense_variant | 15/23 | ENST00000389418.9 | NP_002838.2 |
Ensembl
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | TSL | MANE | Protein | Appris | UniProt |
---|---|---|---|---|---|---|---|---|---|---|
PTPRN2 | ENST00000389418.9 | c.2339T>C | p.Leu780Pro | missense_variant | 15/23 | 1 | NM_002847.5 | ENSP00000374069.4 |
Frequencies
GnomAD3 genomes AF: 0.0000854 AC: 13AN: 152256Hom.: 0 Cov.: 39
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GnomAD3 exomes AF: 0.000140 AC: 35AN: 250748Hom.: 0 AF XY: 0.000111 AC XY: 15AN XY: 135540
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GnomAD4 exome AF: 0.000167 AC: 244AN: 1459644Hom.: 0 Cov.: 39 AF XY: 0.000138 AC XY: 100AN XY: 726114
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GnomAD4 genome AF: 0.0000854 AC: 13AN: 152256Hom.: 0 Cov.: 39 AF XY: 0.0000941 AC XY: 7AN XY: 74384
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ClinVar
Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: no assertion criteria provided
LINK: link
Submissions by phenotype
Malignant tumor of prostate Uncertain:1
Uncertain significance, no assertion criteria provided | literature only | Science for Life laboratory, Karolinska Institutet | - | - - |
Computational scores
Source:
Name
Calibrated prediction
Score
Prediction
AlphaMissense
Uncertain
BayesDel_addAF
Benign
T
BayesDel_noAF
Uncertain
CADD
Uncertain
DANN
Uncertain
DEOGEN2
Uncertain
.;.;.;T;.
Eigen
Uncertain
Eigen_PC
Uncertain
FATHMM_MKL
Benign
D
LIST_S2
Uncertain
D;D;D;D;D
M_CAP
Uncertain
D
MetaRNN
Uncertain
D;D;D;D;D
MetaSVM
Benign
T
MutationAssessor
Uncertain
.;.;.;M;.
PrimateAI
Uncertain
T
PROVEAN
Pathogenic
D;D;D;D;.
REVEL
Uncertain
Sift
Uncertain
D;D;D;D;.
Sift4G
Uncertain
D;D;D;D;.
Polyphen
D;D;.;D;.
Vest4
MVP
MPC
0.99
ClinPred
D
GERP RS
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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