A: The variant NC_000021.9:g.43774195G>C in gene CSTB is classified as 'Benign/Likely_benign' for not_specified. Molecular consequence: SO:0001624: 3_prime_UTR_variant. Variant type: single_nucleotide_variant. Disease database links: MedGen:CN169374. Review status: criteria provided, multiple submitters, no conflicts.