Evidence that two enzyme-derived histidine ligands are sufficient for iron binding and catalysis by factor inhibiting HIF (FIH).
Hewitson, K.S., Holmes, S.L., Ehrismann, D., Hardy, A.P., Chowdhury, R., Schofield, C.J., McDonough, M.A.(2008) J Biol Chem 283: 25971-25978
- PubMed: 18611856 
- DOI: 10.1074/jbc.M804999200
- Primary Citation of Related Structures:  
3D8C, 2ILM - PubMed Abstract: 
A 2-His-1-carboxylate triad of iron binding residues is present in many non-heme iron oxygenases including the Fe(II) and 2-oxoglutarate (2OG)-dependent dioxygenases. Three variants (D201A, D201E, and D201G) of the iron binding Asp-201 residue of an ...