A: The variant NC_000020.11:g.486439G>A in gene CSNK2A1 is classified as 'Likely_pathogenic' for not_provided|CSNK2A1-related_neurodevelopmental_syndrome. Molecular consequence: SO:0001587: nonsense. Variant type: single_nucleotide_variant. Disease database links: MedGen:C3661900|.. Review status: criteria provided, multiple submitters, no conflicts.