A: The variant NC_000022.11:g.19178243del in gene SLC25A1 is classified as 'Likely_pathogenic' for Myasthenic_syndrome,_congenital,_23,_presynaptic. Molecular consequence: SO:0001589: frameshift_variant,SO:0001627: intron_variant. Variant type: Deletion. Disease database links: MONDO:MONDO:0032596,MedGen:C4748678,OMIM:618197. Review status: criteria provided, single submitter.