2'-O-ribose methylation of cap2 in human: function and evolution in a horizontally mobile family.
Werner M, Purta E, Kaminska KH, Cymerman IA, Campbell DA, Mittra B, Zamudio JR, Sturm NR, Jaworski J, Bujnicki JM. Nucleic Acids Res. 2011 Jun; 39(11):4756-68. Epub 2011 Feb 9.