A: The variant NC_000019.10:g.42249173G>T in gene ERF is classified as 'Likely_pathogenic' for Chitayat_syndrome|Craniosynostosis_4. Molecular consequence: SO:0001587: nonsense. Variant type: single_nucleotide_variant. Disease database links: MONDO:MONDO:0014956,MedGen:C4310679,OMIM:617180|Human_Phenotype_Ontology:HP:0004443,Human_Phenotype_Ontology:HP:0004486,MONDO:MONDO:0010929,MedGen:C1833340,OMIM:600775. Review status: criteria provided, single submitter.