A: The variant NC_000019.10:g.15263469T>G in gene BRD4 is classified as 'Uncertain_significance' for Cornelia_de_Lange_syndrome_1. Molecular consequence: SO:0001583: missense_variant. Variant type: single_nucleotide_variant. Disease database links: MONDO:MONDO:0007387,MedGen:C4551851,OMIM:122470,Orphanet:199. Review status: criteria provided, single submitter.