Iron in PDB 7nho: Structure of Psii-M

All present enzymatic activity of Structure of Psii-M:
1.10.3.9;

The structure of Structure of Psii-M also contains other interesting chemical elements:

Magnesium	(Mg)	35 atoms
Manganese	(Mn)	1 atom
Chlorine	(Cl)	1 atom

The binding sites of Iron atom in the Structure of Psii-M (pdb code 7nho). This binding sites where shown within 5.0 Angstroms radius around Iron atom.
In total 2 binding sites of Iron where determined in the Structure of Psii-M, PDB code: 7nho:
Jump to Iron binding site number: 1; 2;

Iron binding site 1 out of 2 in the Structure of Psii-M


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 1 of Structure of Psii-M within 5.0Å range: probe atom residue distance (Å) B Occ A:Fe401 b:123.2 occ:1.00 NE2 D:HIS214 2.0 105.8 1.0 NE2 A:HIS215 2.1 107.4 1.0 CE1 A:HIS215 2.5 107.4 1.0 NE2 A:HIS272 2.5 113.2 1.0 O1 A:BCT412 2.7 118.7 1.0 CD2 D:HIS214 2.8 105.8 1.0 O2 A:BCT412 2.9 118.7 1.0 C A:BCT412 3.0 118.7 1.0 CE1 D:HIS214 3.1 105.8 1.0 CE1 A:HIS272 3.3 113.2 1.0 NE2 D:HIS268 3.3 110.5 1.0 CD2 A:HIS215 3.3 107.4 1.0 CD2 A:HIS272 3.6 113.2 1.0 ND1 A:HIS215 3.7 107.4 1.0 CD2 D:HIS268 3.8 110.5 1.0 CG D:HIS214 4.0 105.8 1.0 ND1 D:HIS214 4.1 105.8 1.0 CG A:HIS215 4.1 107.4 1.0 O3 A:BCT412 4.4 118.7 1.0 ND1 A:HIS272 4.5 113.2 1.0 CE1 D:HIS268 4.5 110.5 1.0 CG A:HIS272 4.6 113.2 1.0 CD2 A:LEU275 4.7 110.0 1.0 CG2 A:VAL219 5.0 114.7 1.0

Iron binding site 2 out of 2 in the Structure of Psii-M


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 2 of Structure of Psii-M within 5.0Å range: probe atom residue distance (Å) B Occ E:Fe101 b:158.4 occ:1.00 FE E:HEM101 0.0 158.4 1.0 NC E:HEM101 2.0 158.4 1.0 ND E:HEM101 2.0 158.4 1.0 NA E:HEM101 2.0 158.4 1.0 NB E:HEM101 2.0 158.4 1.0 NE2 E:HIS23 2.4 164.8 1.0 NE2 F:HIS24 2.9 147.4 1.0 C1D E:HEM101 3.0 158.4 1.0 C4C E:HEM101 3.0 158.4 1.0 C1C E:HEM101 3.0 158.4 1.0 C4D E:HEM101 3.0 158.4 1.0 C1B E:HEM101 3.0 158.4 1.0 C1A E:HEM101 3.0 158.4 1.0 C4A E:HEM101 3.0 158.4 1.0 C4B E:HEM101 3.1 158.4 1.0 CE1 E:HIS23 3.1 164.8 1.0 CHD E:HEM101 3.4 158.4 1.0 CHB E:HEM101 3.4 158.4 1.0 CHC E:HEM101 3.4 158.4 1.0 CHA E:HEM101 3.4 158.4 1.0 CD2 E:HIS23 3.5 164.8 1.0 CE1 F:HIS24 3.7 147.4 1.0 CD2 F:HIS24 3.9 147.4 1.0 C2D E:HEM101 4.2 158.4 1.0 C3D E:HEM101 4.2 158.4 1.0 C3C E:HEM101 4.2 158.4 1.0 C2C E:HEM101 4.2 158.4 1.0 ND1 E:HIS23 4.2 164.8 1.0 C3B E:HEM101 4.3 158.4 1.0 C2B E:HEM101 4.3 158.4 1.0 C3A E:HEM101 4.3 158.4 1.0 C2A E:HEM101 4.3 158.4 1.0 CG E:HIS23 4.5 164.8 1.0 ND1 F:HIS24 4.9 147.4 1.0

J.Zabret, S.Bohn, S.K.Schuller, O.Arnolds, M.Moller, J.Meier-Credo, P.Liauw, A.Chan, E.Tajkhorshid, J.D.Langer, R.Stoll, A.Krieger-Liszkay, B.D.Engel, T.Rudack, J.M.Schuller, M.M.Nowaczyk. Structural Insights Into Photosystem II Assembly. Nat.Plants V. 7 524 2021.
ISSN: ESSN 2055-0278
PubMed: 33846594
DOI: 10.1038/S41477-021-00895-0