A: The variant NC_000020.11:g.63442449T>A in gene KCNQ2 is classified as 'Uncertain_significance' for Developmental_and_epileptic_encephalopathy,_7|Seizures,_benign_familial_neonatal,_1. Molecular consequence: SO:0001583: missense_variant. Variant type: single_nucleotide_variant. Disease database links: MONDO:MONDO:0013387,MedGen:C3150986,OMIM:613720,Orphanet:439218|MONDO:MONDO:0007365,MedGen:C3149074,OMIM:121200,Orphanet:1949. Review status: criteria provided, single submitter.