A: The variant NC_000020.11:g.442029_442030del in gene TBC1D20 is classified as 'Pathogenic' for Warburg_micro_syndrome_4. Molecular consequence: SO:0001589: frameshift_variant,SO:0001619: non-coding_transcript_variant. Variant type: Deletion. Disease database links: MONDO:MONDO:0014296,MedGen:C3810265,OMIM:615663,Orphanet:2510. Review status: no assertion criteria provided.