Fig. 2From: Novel MTR compound-heterozygous mutations in a Chinese girl with HHcy due to methionine synthase deficiency, cblG: a case reportA Sanger sequencing of MTR gene variants in this patient of this study. B Genealogical tree of this family, no abnormalities were found in her sisters. C Conservation analysis of MTR protein among different species. D Scheme of the distribution of MTR mutations, and the mutations in red arrow were reported in our patientBack to article page