A: The variant NC_000020.11:g.51622157_51622158del in gene ATP9A is classified as 'Likely_pathogenic' for Neurodevelopmental_disorder_with_poor_growth_and_behavioral_abnormalities. Molecular consequence: SO:0001589: frameshift_variant. Variant type: Deletion. Disease database links: MONDO:MONDO:0859377,MedGen:C5830273,OMIM:620242. Review status: criteria provided, single submitter.