chr21-18245261-T-A
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Variant summary
Our verdict is Uncertain significance. Variant got 1 ACMG points: 2P and 1B. PM2BP4
The NM_024944.3(CHODL):c.38T>A(p.Leu13Gln) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000328 in 1,524,114 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).
Frequency
Genomes: 𝑓 0.000013 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0000022 ( 0 hom. )
Consequence
CHODL
NM_024944.3 missense
NM_024944.3 missense
Scores
10
8
Clinical Significance
Conservation
PhyloP100: 2.58
Genes affected
CHODL (HGNC:17807): (chondrolectin) This gene encodes a type I membrane protein with a carbohydrate recognition domain characteristic of C-type lectins in its extracellular portion. In other proteins, this domain is involved in endocytosis of glycoproteins and exogenous sugar-bearing pathogens. This protein localizes predominantly to the perinuclear region. Several transcript variants encoding a few different isoforms have been found for this gene. [provided by RefSeq, Feb 2011]
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ACMG classification
Classification made for transcript
Verdict is Uncertain_significance. Variant got 1 ACMG points.
PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.34959915).
Transcripts
RefSeq
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | MANE | UniProt |
---|---|---|---|---|---|---|---|
CHODL | NM_024944.3 | c.38T>A | p.Leu13Gln | missense_variant | 1/6 | ENST00000299295.7 |
Ensembl
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | TSL | MANE | Appris | UniProt |
---|---|---|---|---|---|---|---|---|---|
CHODL | ENST00000299295.7 | c.38T>A | p.Leu13Gln | missense_variant | 1/6 | 1 | NM_024944.3 | P1 |
Frequencies
GnomAD3 genomes AF: 0.0000132 AC: 2AN: 152032Hom.: 0 Cov.: 32
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GnomAD4 exome AF: 0.00000219 AC: 3AN: 1372082Hom.: 0 Cov.: 32 AF XY: 0.00000148 AC XY: 1AN XY: 677160
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GnomAD4 genome AF: 0.0000132 AC: 2AN: 152032Hom.: 0 Cov.: 32 AF XY: 0.0000135 AC XY: 1AN XY: 74254
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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 | Sep 19, 2022 | The c.38T>A (p.L13Q) alteration is located in exon 1 (coding exon 1) of the CHODL gene. This alteration results from a T to A substitution at nucleotide position 38, causing the leucine (L) at amino acid position 13 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
Uncertain
D
BayesDel_noAF
Uncertain
CADD
Pathogenic
DANN
Uncertain
DEOGEN2
Benign
T
Eigen
Uncertain
Eigen_PC
Uncertain
FATHMM_MKL
Uncertain
D
LIST_S2
Benign
T
M_CAP
Uncertain
D
MetaRNN
Benign
T
MetaSVM
Benign
T
MutationAssessor
Uncertain
M
MutationTaster
Benign
D;D;D;D;D;N
PROVEAN
Benign
N
REVEL
Benign
Sift
Uncertain
D
Sift4G
Uncertain
D
Polyphen
P
Vest4
MutPred
Loss of helix (P = 3e-04);
MVP
MPC
ClinPred
D
GERP RS
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