Our verdict is Benign. Variant got -20 ACMG points: 0P and 20B. BP4_StrongBP6_Very_StrongBS1BS2
The NM_001374317.1(CRELD1):c.1172C>T(p.Thr391Ile) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000538 in 930,388 control chromosomes in the GnomAD database, including 1 homozygotes. In-silico tool predicts a benign outcome for this variant. 13/18 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★★).
CRELD1 (HGNC:14630): (cysteine rich with EGF like domains 1) This gene encodes a member of a subfamily of epidermal growth factor-related proteins. The encoded protein is characterized by a cysteine-rich with epidermal growth factor-like domain. This protein may function as a cell adhesion molecule. Mutations in this gene are the cause of atrioventricular septal defect. Alternate splicing results in multiple transcript variants.[provided by RefSeq, Apr 2010]
PRRT3 (HGNC:26591): (proline rich transmembrane protein 3) Predicted to be integral component of membrane. [provided by Alliance of Genome Resources, Apr 2022]
Computational evidence support a benign effect (MetaRNN=0.0037197173).
BP6
Variant 3-9944013-C-T is Benign according to our data. Variant chr3-9944013-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 534232.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BS1
Variant frequency is greater than expected in population afr. gnomad4 allele frequency = 0.00214 (326/152330) while in subpopulation AFR AF= 0.00751 (312/41560). AF 95% confidence interval is 0.00682. There are 0 homozygotes in gnomad4. There are 154 alleles in male gnomad4 subpopulation. Median coverage is 32. This position pass quality control queck.
Atrioventricular septal defect, susceptibility to, 2 Benign:1
Benign, criteria provided, single submitter
clinical testing
Labcorp Genetics (formerly Invitae), Labcorp
Jan 23, 2024
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CRELD1-related disorder Benign:1
Likely benign, no assertion criteria provided
clinical testing
PreventionGenetics, part of Exact Sciences
Nov 18, 2021
This variant is classified as likely benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -
not provided Benign:1
Likely benign, criteria provided, single submitter