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. Author manuscript; available in PMC: 2011 Jan 21.
Published in final edited form as: FEBS Lett. 2010 Jan 21;584(2):278–286. doi: 10.1016/j.febslet.2009.11.075

Figure 4.

Figure 4

Proposed mechanism for M. jannaschii Trm5. Proton abstraction during docking of G37 in the active site (upper left) yields deprotonated G37 as visualized in the crystal structure (upper right). Nucleophilic attack on SAM by deprotonated N1 then leads to product formation.