Calcium in PDB 4pj0: Structure of T.Elongatus Photosystem II, Rows of Dimers Crystal Packing

All present enzymatic activity of Structure of T.Elongatus Photosystem II, Rows of Dimers Crystal Packing:
1.10.3.9;

The structure of Structure of T.Elongatus Photosystem II, Rows of Dimers Crystal Packing, PDB code: 4pj0 was solved by J.Hellmich, M.Bommer, A.Burkhardt, M.Ibrahim, J.Kern, A.Meents, F.Mueh, H.Dobbek, A.Zouni, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	49.12 / 2.44
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	116.447, 218.889, 302.202, 90.00, 90.00, 90.00
R / Rfree (%)	21.6 / 25.6

The structure of Structure of T.Elongatus Photosystem II, Rows of Dimers Crystal Packing also contains other interesting chemical elements:

Magnesium	(Mg)	70 atoms
Manganese	(Mn)	8 atoms
Iron	(Fe)	6 atoms
Chlorine	(Cl)	4 atoms

The binding sites of Calcium atom in the Structure of T.Elongatus Photosystem II, Rows of Dimers Crystal Packing (pdb code 4pj0). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 2 binding sites of Calcium where determined in the Structure of T.Elongatus Photosystem II, Rows of Dimers Crystal Packing, PDB code: 4pj0:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in the Structure of T.Elongatus Photosystem II, Rows of Dimers Crystal Packing


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Structure of T.Elongatus Photosystem II, Rows of Dimers Crystal Packing within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca601 b:57.2 occ:1.00 CA1 A:OEX601 0.0 57.2 1.0 O1 A:OEX601 2.3 49.1 1.0 O2 A:OEX601 2.5 37.8 1.0 O5 A:OEX601 2.5 42.2 1.0 OD2 A:ASP170 2.5 41.7 1.0 O A:ALA344 2.6 55.5 1.0 CG A:ASP170 3.2 36.4 1.0 MN2 A:OEX601 3.4 34.9 1.0 MN3 A:OEX601 3.4 40.2 1.0 C A:ALA344 3.4 48.2 1.0 OD1 A:ASP170 3.4 39.0 1.0 MN1 A:OEX601 3.5 50.1 1.0 MN4 A:OEX601 3.8 52.2 1.0 OE1 A:GLU189 3.8 53.9 1.0 O3 A:OEX601 3.9 38.4 1.0 O4 A:OEX601 4.0 37.4 1.0 OE2 A:GLU189 4.1 49.9 1.0 OE1 A:GLN165 4.3 41.3 1.0 CD A:GLU189 4.4 40.5 1.0 CB A:ASP170 4.5 27.9 1.0 NH1 C:ARG357 4.5 28.5 1.0 NH2 C:ARG357 4.5 35.3 1.0 O A:HOH727 4.6 38.0 1.0 CA A:ALA344 4.9 50.6 1.0 OE1 C:GLU354 4.9 36.1 1.0 O A:HOH728 4.9 34.4 1.0 CZ C:ARG357 4.9 30.9 1.0 OH A:TYR161 5.0 31.6 1.0

Calcium binding site 2 out of 2 in the Structure of T.Elongatus Photosystem II, Rows of Dimers Crystal Packing


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Structure of T.Elongatus Photosystem II, Rows of Dimers Crystal Packing within 5.0Å range: probe atom residue distance (Å) B Occ a:Ca601 b:51.5 occ:1.00 CA1 a:OEX601 0.0 51.5 1.0 O1 a:OEX601 2.4 36.8 1.0 O2 a:OEX601 2.5 35.2 1.0 O a:ALA344 2.5 51.4 1.0 OD2 a:ASP170 2.7 40.8 1.0 O5 a:OEX601 2.8 42.2 1.0 MN2 a:OEX601 3.3 37.3 1.0 CG a:ASP170 3.3 41.8 1.0 MN3 a:OEX601 3.4 42.8 1.0 C a:ALA344 3.4 44.7 1.0 MN1 a:OEX601 3.5 33.3 1.0 OE1 a:GLU189 3.5 51.8 1.0 OD1 a:ASP170 3.5 50.1 1.0 MN4 a:OEX601 3.8 46.8 1.0 O3 a:OEX601 3.9 33.8 1.0 O4 a:OEX601 4.0 40.3 1.0 OE2 a:GLU189 4.0 48.5 1.0 CD a:GLU189 4.2 44.1 1.0 OE1 a:GLN165 4.3 38.3 1.0 NH1 c:ARG357 4.5 30.3 1.0 CB a:ASP170 4.6 38.7 1.0 NH2 c:ARG357 4.7 42.5 1.0 O a:HOH702 4.9 30.1 1.0 OH a:TYR161 4.9 28.1 1.0 CA a:ALA344 4.9 43.7 1.0

J.Hellmich, M.Bommer, A.Burkhardt, M.Ibrahim, J.Kern, A.Meents, F.Mueh, H.Dobbek, A.Zouni. Native-Like Photosystem II Superstructure at 2.44 A Resolution Through Detergent Extraction From the Protein Crystal Structure 2014.
ISSN: ISSN 0969-2126
DOI: 10.1016/J.STR.2014.09.007