Proximal and distal effects on the coordination chemistry of ferric Scapharca homodimeric hemoglobin as revealed by heme pocket mutants.
Boffi A, Guarrera L, Giangiacomo L, Spagnuolo C, Chiancone E.
Boffi A, et al. Among authors: chiancone e.
Biochemistry. 2000 Mar 28;39(12):3500-4. doi: 10.1021/bi9923003.
Biochemistry. 2000.
PMID: 10727246
In the five-coordinate derivative, the iron atom is bound to a hydroxyl group on the distal side since the proximal Fe-histidine bond is broken, possibly due to the packing strain exerted by the Phe97 residue on the imidazole ring [Das, T. K., Boffi, A., Chiancone, E …
In the five-coordinate derivative, the iron atom is bound to a hydroxyl group on the distal side since the proximal Fe-histidine bond is bro …