A: The variant NC_000020.11:g.505191C>T in gene CSNK2A1 is classified as 'Pathogenic/Likely_pathogenic' for Okur-Chung_neurodevelopmental_syndrome|Inborn_genetic_diseases. Molecular consequence: SO:0001583: missense_variant,SO:0001623: 5_prime_UTR_variant. Variant type: single_nucleotide_variant. Disease database links: MONDO:MONDO:0014893,MedGen:C4310739,OMIM:617062|MeSH:D030342,MedGen:C0950123. Review status: criteria provided, multiple submitters, no conflicts.