A: The variant NC_000019.10:g.41988058del in gene ATP1A3 is classified as 'Likely_pathogenic' for Undetermined_early-onset_epileptic_encephalopathy. Molecular consequence: SO:0001589: frameshift_variant. Variant type: Deletion. Disease database links: MONDO:MONDO:0018614,MedGen:C5680057,Orphanet:442835. Review status: criteria provided, single submitter.