A: The variant NC_000022.11:g.50456656G>A in gene SBF1 is classified as 'Conflicting_classifications_of_pathogenicity' for Charcot-Marie-Tooth_disease_type_4B3|Charcot-Marie-Tooth_disease_X-linked_dominant_1|SBF1-related_disorder|not_provided|not_specified. Molecular consequence: SO:0001583: missense_variant. Variant type: single_nucleotide_variant. Disease database links: MONDO:MONDO:0014117,MedGen:C3695063,OMIM:615284,Orphanet:363981|MONDO:MONDO:0010549,MedGen:C0393808,OMIM:302800,Orphanet:101075|.|MedGen:C3661900|MedGen:CN169374. Review status: criteria provided, conflicting classifications.