A: The variant NC_000023.11:g.9760728del in gene GPR143 is classified as 'Likely_pathogenic' for Nystagmus_6,_congenital,_X-linked. Molecular consequence: SO:0001589: frameshift_variant. Variant type: Deletion. Disease database links: MONDO:MONDO:0010435,MedGen:C3151752,OMIM:300814. Review status: criteria provided, single submitter.