Figure 1.
Catalytic mechanism of ecDHFR involving proton transfer from an active site water molecule to N5 of DHF (blue) and subsequent hydride transfer from NADPH to C6 of DHF (red).
Catalytic mechanism of ecDHFR involving proton transfer from an active site water molecule to N5 of DHF (blue) and subsequent hydride transfer from NADPH to C6 of DHF (red).