The 1298(A-->C) mutation of methylenetetrahydrofolate reductase should be designated to the 1289 position of the gene.
Donnelly
J G
JG
D018387:Codon, Initiator / Q000235:genetics; D015252:Deoxyribonucleases, Type II Site-Specific / Q000378:metabolism; D005820:Genetic Testing; D005838:Genotype; D006801:Humans; D042965:Methylenetetrahydrofolate Reductase (NADPH2); D008969:Molecular Sequence Data; D009426:Netherlands; D000587:Oxidoreductases Acting on CH-NH Group Donors / Q000235:genetics*; D017354:Point Mutation / Q000235:genetics*; D012150:Polymorphism, Restriction Fragment Length; D020641:Polymorphism, Single Nucleotide / Q000235:genetics; D009626:Terminology as Topic
D018387:Codon, Initiator; D000587:Oxidoreductases Acting on CH-NH Group Donors; D042965:Methylenetetrahydrofolate Reductase (NADPH2); C024413:endodeoxyribonuclease MboII; D015252:Deoxyribonucleases, Type II Site-Specific