CATALYTIC METAL(S)

Metal/Site Information
Residue in MACiE* Atom in MACiE* Residue Type in MACiE Physiological
Metal
Site
Type
Function(s)
SF4 1801 AFE1 iron iron Fe4S4 Electron relay
MO 1802 AMO molybdenum molybdenum molybdopterin Coordinates substrate
Electron pair donor
Promotes heterolysis
One electron acceptor
HEC 1128 BFE iron iron haem Electron relay
HEC 1129 BFE iron iron haem Electron relay

*It refers to the MACiE reference pdb: 1ogy

Metal/s Properties in Resting State
SF4 1801 A
Oxidation State unknown
Coordination Geometry tetrahedral
Coordination Number 4
Notes -
MO 1802 A
Oxidation State 4
Coordination Geometry squarePyramidal
Coordination Number 5
Notes -
HEC 1128 B
Oxidation State unknown
Coordination Geometry octahedral
Coordination Number 6
Notes -
HEC 1129 B
Oxidation State unknown
Coordination Geometry octahedral
Coordination Number 6
Notes -


References
-Sabaty M, Alric J, Frangioni B, Guigliarelli B, Adriano JM, Pignol D
Structural and redox plasticity in the heterodimeric periplasmic nitrate reductase.
Nat Struct Biol. 2003 Nov;10(11):928-34. Epub 2003 Oct 5.(MEDLINE:14528294)
- Some information have been also deduced from the MACiE mechanism model