Tscherne JS, Nurse K, Popienick P, Michel H, Sochacki M, Ofengand J (February 1999). "Purification, cloning, and characterization of the 16S RNA m5C967 methyltransferase from Escherichia coli". Biochemistry. 38 (6): 1884–92. doi:10.1021/bi981880l. PMID10026269.
Gu XR, Gustafsson C, Ku J, Yu M, Santi DV (March 1999). "Identification of the 16S rRNA m5C967 methyltransferase from Escherichia coli". Biochemistry. 38 (13): 4053–7. doi:10.1021/bi982364y. PMID10194318.
Tscherne JS, Nurse K, Popienick P, Michel H, Sochacki M, Ofengand J (February 1999). "Purification, cloning, and characterization of the 16S RNA m5C967 methyltransferase from Escherichia coli". Biochemistry. 38 (6): 1884–92. doi:10.1021/bi981880l. PMID10026269.
Gu XR, Gustafsson C, Ku J, Yu M, Santi DV (March 1999). "Identification of the 16S rRNA m5C967 methyltransferase from Escherichia coli". Biochemistry. 38 (13): 4053–7. doi:10.1021/bi982364y. PMID10194318.