Calcium in PDB 7eda: Structure of Monomeric Photosystem II

All present enzymatic activity of Structure of Monomeric Photosystem II:
1.10.3.9;

The structure of Structure of Monomeric Photosystem II also contains other interesting chemical elements:

Manganese	(Mn)	4 atoms
Iron	(Fe)	3 atoms
Magnesium	(Mg)	35 atoms

The binding sites of Calcium atom in the Structure of Monomeric Photosystem II (pdb code 7eda). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total only one binding site of Calcium was determined in the Structure of Monomeric Photosystem II, PDB code: 7eda:

Calcium binding site 1 out of 1 in the Structure of Monomeric Photosystem II


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Structure of Monomeric Photosystem II within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca401 b:25.2 occ:1.00 CA1 A:OEX401 0.0 25.2 1.0 O1 A:OEX401 2.4 21.8 1.0 O5 A:OEX401 2.4 23.5 1.0 O2 A:OEX401 2.5 25.9 1.0 O A:ALA344 2.6 29.0 1.0 OD1 A:ASP170 3.3 12.8 1.0 OE2 A:GLU189 3.4 13.5 1.0 MN2 A:OEX401 3.4 23.1 1.0 MN3 A:OEX401 3.4 23.4 1.0 OE1 A:GLN165 3.5 10.1 1.0 C A:ALA344 3.5 26.3 1.0 MN1 A:OEX401 3.5 22.3 1.0 OE1 A:GLU189 3.7 13.5 1.0 MN4 A:OEX401 3.8 27.0 1.0 OXT A:ALA344 3.8 25.2 1.0 O4 A:OEX401 3.9 28.5 1.0 CD A:GLU189 3.9 13.5 1.0 CG A:ASP170 3.9 12.8 1.0 NH1 C:ARG357 4.1 14.2 1.0 O3 A:OEX401 4.1 23.1 1.0 OH A:TYR161 4.3 10.3 1.0 CD A:GLN165 4.5 10.1 1.0 OD2 A:ASP170 4.5 12.8 1.0 NH2 C:ARG357 4.5 14.2 1.0 CB A:ASP170 4.7 12.8 1.0 CZ C:ARG357 4.7 14.2 1.0 CG A:GLN165 4.7 10.1 1.0 CA A:ALA344 4.8 25.4 1.0 CB A:GLN165 4.9 10.1 1.0

H.Yu, T.Hamaguchi, Y.Nakajima, K.Kato, K.Kawakami, F.Akita, K.Yonekura, J.R.Shen. Structure of Monomeric Photosystem II To Be Published.