A: The variant NC_000021.9:g.43776260C>G in gene CSTB is classified as 'Pathogenic' for Unverricht-Lundborg_syndrome. Molecular consequence: SO:0001583: missense_variant. Variant type: single_nucleotide_variant. Disease database links: MONDO:MONDO:0009698,MedGen:C0751785,OMIM:254800,Orphanet:308. Review status: no assertion criteria provided.