Sodium in PDB 7pi0: Unstacked Compact Dunaliella Psii

All present enzymatic activity of Unstacked Compact Dunaliella Psii:
1.10.3.9;

The structure of Unstacked Compact Dunaliella Psii also contains other interesting chemical elements:

Calcium	(Ca)	2 atoms
Iron	(Fe)	4 atoms
Magnesium	(Mg)	202 atoms
Manganese	(Mn)	8 atoms
Chlorine	(Cl)	4 atoms

The binding sites of Sodium atom in the Unstacked Compact Dunaliella Psii (pdb code 7pi0). This binding sites where shown within 5.0 Angstroms radius around Sodium atom.
In total 2 binding sites of Sodium where determined in the Unstacked Compact Dunaliella Psii, PDB code: 7pi0:
Jump to Sodium binding site number: 1; 2;

Sodium binding site 1 out of 2 in the Unstacked Compact Dunaliella Psii


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 1 of Unstacked Compact Dunaliella Psii within 5.0Å range: probe atom residue distance (Å) B Occ A:Na415 b:50.3 occ:1.00 O A:HOH1093 2.5 43.1 1.0 O A:GLU333 2.5 52.6 1.0 ND1 A:HIS337 2.9 52.5 1.0 N D:ASN350 3.2 57.1 1.0 O D:ASN350 3.2 57.1 1.0 O A:ARG334 3.3 49.9 1.0 C A:ARG334 3.3 49.9 1.0 CA A:ARG334 3.4 49.9 1.0 C A:GLU333 3.5 52.6 1.0 CG A:HIS337 3.7 52.5 1.0 CB A:HIS337 3.7 52.5 1.0 CA D:GLY349 3.8 53.5 1.0 N A:ARG334 3.9 49.9 1.0 CE1 A:HIS337 4.0 52.5 1.0 C D:GLY349 4.0 53.5 1.0 O A:HIS332 4.0 47.7 1.0 C D:ASN350 4.1 57.1 1.0 CA D:ASN350 4.1 57.1 1.0 N A:ASN335 4.1 49.2 1.0 N A:HIS337 4.1 52.5 1.0 CB D:LEU352 4.3 55.1 1.0 N A:ALA336 4.4 48.4 1.0 CB D:ASN350 4.5 57.1 1.0 CA A:HIS337 4.5 52.5 1.0 CD2 D:LEU352 4.8 55.1 1.0 CA A:GLU333 4.8 52.6 1.0 CA A:ASN335 4.8 49.2 1.0 N D:GLY349 4.8 53.5 1.0 CB A:ARG334 4.8 49.9 1.0 O A:HIS337 4.9 52.5 1.0 CD2 A:HIS337 4.9 52.5 1.0 C A:ASN335 4.9 49.2 1.0 C A:HIS332 5.0 47.7 1.0 N D:LEU352 5.0 55.1 1.0 O A:VAL330 5.0 44.5 1.0 NE2 A:HIS337 5.0 52.5 1.0

Sodium binding site 2 out of 2 in the Unstacked Compact Dunaliella Psii


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 2 of Unstacked Compact Dunaliella Psii within 5.0Å range: probe atom residue distance (Å) B Occ a:Na415 b:48.3 occ:1.00 O a:GLU333 2.5 49.0 1.0 O d:ASN350 2.8 55.1 1.0 O a:HOH1063 2.8 42.5 1.0 O a:ARG334 2.9 48.9 1.0 C a:ARG334 3.0 48.9 1.0 N d:ASN350 3.1 55.1 1.0 ND1 a:HIS337 3.2 52.0 1.0 CA a:ARG334 3.4 48.9 1.0 C a:GLU333 3.5 49.0 1.0 C d:ASN350 3.6 55.1 1.0 N a:ASN335 3.6 50.4 1.0 CB a:HIS337 3.7 52.0 1.0 CA d:ASN350 3.7 55.1 1.0 N a:HIS337 3.7 52.0 1.0 C d:GLY349 3.8 52.1 1.0 CG a:HIS337 3.9 52.0 1.0 N a:ARG334 3.9 48.9 1.0 N a:ALA336 3.9 49.0 1.0 CB d:ASN350 3.9 55.1 1.0 CA d:GLY349 4.0 52.1 1.0 CA a:ASN335 4.2 50.4 1.0 CA a:HIS337 4.2 52.0 1.0 CE1 a:HIS337 4.3 52.0 1.0 O a:HIS337 4.4 52.0 1.0 C a:ASN335 4.4 50.4 1.0 O a:HIS332 4.4 42.0 1.0 CB d:LEU352 4.6 55.8 1.0 O d:GLY349 4.7 52.1 1.0 C a:ALA336 4.7 49.0 1.0 CG d:ASN350 4.7 55.1 1.0 CB a:ARG334 4.7 48.9 1.0 C a:HIS337 4.8 52.0 1.0 N d:ALA351 4.8 56.2 1.0 CA a:ALA336 4.8 49.0 1.0 CA a:GLU333 4.9 49.0 1.0 OD1 d:ASN350 5.0 55.1 1.0

I.Caspy, M.Fadeeva, Y.Mazor, M.Nelson. Structure of Dunaliella Photosystem II Reveals Conformational Flexibility of Stacked and Unstacked Supercomplexes To Be Published.