chr22-23838413-G-A
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Variant summary
Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2
The NM_001002862.3(DERL3):c.266C>T(p.Ser89Phe) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000657 in 152,188 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).
Frequency
Genomes: 𝑓 0.0000066 ( 0 hom., cov: 32)
Consequence
DERL3
NM_001002862.3 missense
NM_001002862.3 missense
Scores
3
6
9
Clinical Significance
Conservation
PhyloP100: 3.54
Genes affected
DERL3 (HGNC:14236): (derlin 3) The protein encoded by this gene belongs to the derlin family, and resides in the endoplasmic reticulum (ER). Proteins that are unfolded or misfolded in the ER must be refolded or degraded to maintain the homeostasis of the ER. This protein appears to be involved in the degradation of misfolded glycoproteins in the ER. Several alternatively spliced transcript variants encoding different isoforms have been identified for this gene. [provided by RefSeq, Oct 2008]
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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
Ensembl
Frequencies
GnomAD3 genomes AF: 0.00000657 AC: 1AN: 152188Hom.: 0 Cov.: 32
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GnomAD4 exome Cov.: 35
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35
GnomAD4 genome AF: 0.00000657 AC: 1AN: 152188Hom.: 0 Cov.: 32 AF XY: 0.0000134 AC XY: 1AN XY: 74350
GnomAD4 genome
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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 | Aug 05, 2024 | The c.266C>T (p.S89F) alteration is located in exon 4 (coding exon 4) of the DERL3 gene. This alteration results from a C to T substitution at nucleotide position 266, causing the serine (S) at amino acid position 89 to be replaced by a phenylalanine (F). 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;.
Eigen
Uncertain
Eigen_PC
Uncertain
FATHMM_MKL
Uncertain
D
M_CAP
Benign
D
MetaRNN
Uncertain
D;D;D
MetaSVM
Benign
T
MutationAssessor
Pathogenic
M;M;M
PrimateAI
Uncertain
T
PROVEAN
Pathogenic
D;D;D
REVEL
Benign
Sift
Pathogenic
D;D;D
Sift4G
Benign
T;T;T
Polyphen
P;P;.
Vest4
MutPred
Loss of disorder (P = 0.0105);Loss of disorder (P = 0.0105);Loss of disorder (P = 0.0105);
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