A: The variant NC_000023.11:g.12717067G>A in gene FRMPD4 is classified as 'Uncertain_significance' for X-linked_complex_neurodevelopmental_disorder. Molecular consequence: SO:0001583: missense_variant. Variant type: single_nucleotide_variant. Disease database links: MONDO:MONDO:0100148,MedGen:CN294807. Review status: criteria provided, single submitter.