A: The variant NC_000023.11:g.12701921T>C in gene FRMPD4 is classified as 'Likely_benign' for Autism,_susceptibility_to,_X-linked_4. Molecular consequence: SO:0001819: synonymous_variant. Variant type: single_nucleotide_variant. Disease database links: MONDO:MONDO:0010440,MedGen:C0795888,OMIM:300830. Review status: criteria provided, single submitter.