Calcium in PDB 5l8r: The Structure of Plant Photosystem I Super-Complex at 2.6 Angstrom Resolution.

All present enzymatic activity of The Structure of Plant Photosystem I Super-Complex at 2.6 Angstrom Resolution.:
1.97.1.12;

The structure of The Structure of Plant Photosystem I Super-Complex at 2.6 Angstrom Resolution., PDB code: 5l8r was solved by Y.Mazor, A.Borovikova, I.Caspy, N.Nelson, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	39.91 / 2.60
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	189.611, 200.994, 212.943, 90.00, 90.00, 90.00
R / Rfree (%)	21.1 / 23.2

The structure of The Structure of Plant Photosystem I Super-Complex at 2.6 Angstrom Resolution. also contains other interesting chemical elements:

Magnesium	(Mg)	156 atoms
Iron	(Fe)	12 atoms

The binding sites of Calcium atom in the The Structure of Plant Photosystem I Super-Complex at 2.6 Angstrom Resolution. (pdb code 5l8r). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 2 binding sites of Calcium where determined in the The Structure of Plant Photosystem I Super-Complex at 2.6 Angstrom Resolution., PDB code: 5l8r:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in the The Structure of Plant Photosystem I Super-Complex at 2.6 Angstrom Resolution.


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of The Structure of Plant Photosystem I Super-Complex at 2.6 Angstrom Resolution. within 5.0Å range: probe atom residue distance (Å) B Occ 3:Ca319 b:0.9 occ:1.00 O 3:GLY88 2.4 0.0 1.0 O A:ILE20 2.8 0.4 1.0 O 3:ASP85 3.0 0.1 1.0 C 3:GLY88 3.4 0.1 1.0 N 3:GLY88 3.8 0.4 1.0 CA 3:GLY88 3.8 0.5 1.0 CG2 3:ILE93 3.8 100.0 1.0 C A:ILE20 3.9 0.6 1.0 C 3:ASP85 4.1 0.9 1.0 CB A:ILE20 4.2 0.8 1.0 CB 3:ASP85 4.2 0.8 1.0 CA A:ILE20 4.4 0.8 1.0 N A:ILE20 4.4 0.4 1.0 O 3:LEU83 4.5 0.8 1.0 O 3:GLY82 4.5 0.5 1.0 CA 3:ASP85 4.6 0.7 1.0 CG2 A:ILE20 4.6 90.8 1.0 N 3:THR89 4.6 0.4 1.0 N 3:ASP85 4.7 0.6 1.0 C 3:GLU87 4.9 0.3 1.0 N 3:GLU87 4.9 0.4 1.0 CB 3:ILE93 5.0 0.2 1.0 N A:LEU21 5.0 0.5 1.0

Calcium binding site 2 out of 2 in the The Structure of Plant Photosystem I Super-Complex at 2.6 Angstrom Resolution.


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of The Structure of Plant Photosystem I Super-Complex at 2.6 Angstrom Resolution. within 5.0Å range: probe atom residue distance (Å) B Occ B:Ca848 b:83.5 occ:1.00 O B:GLU503 2.4 85.9 1.0 OD1 B:ASN506 2.5 82.9 1.0 O B:ILE501 2.8 82.5 1.0 O B:LEU508 2.9 83.3 1.0 CG B:ASN506 3.6 81.1 1.0 C B:ILE501 3.6 78.5 1.0 C B:GLU503 3.6 84.7 1.0 O B:ALA500 3.7 81.5 1.0 C B:LEU508 3.9 77.5 1.0 ND2 B:ASN506 4.0 83.7 1.0 O B:ASN506 4.0 69.1 1.0 N B:LEU508 4.1 78.2 1.0 CA B:ILE501 4.2 70.4 1.0 N B:GLU503 4.2 78.5 1.0 CB B:LEU508 4.2 78.5 1.0 CA B:LEU508 4.3 78.2 1.0 N B:ASN502 4.5 89.4 1.0 CA B:GLU503 4.5 78.8 1.0 C B:ASN506 4.5 68.6 1.0 N B:ASN504 4.6 96.5 1.0 C B:ASN502 4.6 88.6 1.0 NZ B:LYS469 4.7 68.9 1.0 O B:PHE509 4.7 80.1 1.0 CA B:ASN504 4.7 91.5 1.0 CA B:ASN502 4.8 87.2 1.0 C B:ALA500 4.8 70.8 1.0 CB B:ASN506 4.8 79.0 1.0 N B:ASN506 4.9 69.9 1.0 CB B:GLU503 5.0 81.9 1.0 CA B:ASN506 5.0 76.2 1.0

Y.Mazor, A.Borovikova, I.Caspy, N.Nelson. Structure of the Plant Photosystem I Supercomplex at 2.6 Angstrom Resolution. Nat Plants V. 3 17014 2017.
ISSN: ESSN 2055-0278
PubMed: 28248295
DOI: 10.1038/NPLANTS.2017.14