rs200585917
Variant summary
Our verdict is Uncertain significance. The variant received 0 ACMG points: 0P and 0B.
The NM_001379286.1(ZNF423):c.2762C>T(p.Pro921Leu) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.000155 in 1,613,276 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★★). Synonymous variant affecting the same amino acid position (i.e. P921P) has been classified as Likely benign.
Frequency
Consequence
NM_001379286.1 missense
Scores
Clinical Significance
Conservation
Publications
- nephronophthisis 14Inheritance: AD, Unknown, AR Classification: STRONG, LIMITED Submitted by: Ambry Genetics, Laboratory for Molecular Medicine, Labcorp Genetics (formerly Invitae)
- Joubert syndrome with oculorenal defectInheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet
- nephronophthisis 2Inheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet
- nephronophthisisInheritance: AR Classification: LIMITED Submitted by: ClinGen
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ACMG classification
Our verdict: Uncertain_significance. The variant received 0 ACMG points.
Transcripts
RefSeq
| Gene | Transcript | HGVSc | HGVSp | Effect | Exon rank | MANE | Protein | UniProt |
|---|---|---|---|---|---|---|---|---|
| ZNF423 | NM_001379286.1 | c.2762C>T | p.Pro921Leu | missense_variant | Exon 4 of 8 | ENST00000563137.7 | NP_001366215.1 |
Ensembl
| Gene | Transcript | HGVSc | HGVSp | Effect | Exon rank | TSL | MANE | Protein | Appris | UniProt |
|---|---|---|---|---|---|---|---|---|---|---|
| ZNF423 | ENST00000563137.7 | c.2762C>T | p.Pro921Leu | missense_variant | Exon 4 of 8 | 5 | NM_001379286.1 | ENSP00000455588.3 |
Frequencies
GnomAD3 genomes AF: 0.000223 AC: 34AN: 152146Hom.: 0 Cov.: 33 show subpopulations
GnomAD2 exomes AF: 0.000175 AC: 44AN: 250946 AF XY: 0.000169 show subpopulations
GnomAD4 exome AF: 0.000148 AC: 216AN: 1461012Hom.: 0 Cov.: 32 AF XY: 0.000133 AC XY: 97AN XY: 726834 show subpopulations
Age Distribution
GnomAD4 genome AF: 0.000223 AC: 34AN: 152264Hom.: 0 Cov.: 33 AF XY: 0.000215 AC XY: 16AN XY: 74436 show subpopulations
Age Distribution
ClinVar
Submissions by phenotype
Nephronophthisis 14 Pathogenic:1Uncertain:2
This sequence change replaces proline, which is neutral and non-polar, with leucine, which is neutral and non-polar, at codon 913 of the ZNF423 protein (p.Pro913Leu). This variant is present in population databases (rs200585917, gnomAD 0.03%). This missense change has been observed in individual(s) with nephronophthisis (PMID: 22863007). ClinVar contains an entry for this variant (Variation ID: 37287). Advanced modeling of protein sequence and biophysical properties (such as structural, functional, and spatial information, amino acid conservation, physicochemical variation, residue mobility, and thermodynamic stability) has been performed at Invitae for this missense variant, however the output from this modeling did not meet the statistical confidence thresholds required to predict the impact of this variant on ZNF423 protein function. Experimental studies have shown that this missense change does not substantially affect ZNF423 function (PMID: 22863007, 32925911). In summary, the available evidence is currently insufficient to determine the role of this variant in disease. Therefore, it has been classified as a Variant of Uncertain Significance. -
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Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at