A: The variant NC_000019.10:g.38309023A>G in gene YIF1B is classified as 'Uncertain_significance' for Kaya-Barakat-Masson_syndrome. Molecular consequence: SO:0001583: missense_variant. Variant type: single_nucleotide_variant. Disease database links: MONDO:MONDO:0030878,MedGen:C5436856,OMIM:619125. Review status: criteria provided, single submitter.