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. Author manuscript; available in PMC: 2009 Nov 1.
Published in final edited form as: Cell Mol Life Sci. 2008 Nov;65(23):3699–3724. doi: 10.1007/s00018-008-8295-8

Figure 11.

Figure 11

The proposed iminophosphate intermediate in reactions catalyzed by PurL and PurM. R5P is ribose 5′-phosphate. The amidine formed in each reaction is highlighted by a dashed circle.