Potassium in PDB 4lwy: L(M196)H,H(M202)L Double Mutant Structure of Photosynthetic Reaction Center From Rhodobacter Sphaeroides Strain Rv

The structure of L(M196)H,H(M202)L Double Mutant Structure of Photosynthetic Reaction Center From Rhodobacter Sphaeroides Strain Rv, PDB code: 4lwy was solved by A.G.Gabdulkhakov, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	43.19 / 2.90
Space group	P 31 2 1
Cell size a, b, c (Å), α, β, γ (°)	140.040, 140.040, 184.620, 90.00, 90.00, 120.00
R / Rfree (%)	21.4 / 26.2

The structure of L(M196)H,H(M202)L Double Mutant Structure of Photosynthetic Reaction Center From Rhodobacter Sphaeroides Strain Rv also contains other interesting chemical elements:

Magnesium	(Mg)	3 atoms
Iron	(Fe)	1 atom

The binding sites of Potassium atom in the L(M196)H,H(M202)L Double Mutant Structure of Photosynthetic Reaction Center From Rhodobacter Sphaeroides Strain Rv (pdb code 4lwy). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total only one binding site of Potassium was determined in the L(M196)H,H(M202)L Double Mutant Structure of Photosynthetic Reaction Center From Rhodobacter Sphaeroides Strain Rv, PDB code: 4lwy:

Potassium binding site 1 out of 1 in the L(M196)H,H(M202)L Double Mutant Structure of Photosynthetic Reaction Center From Rhodobacter Sphaeroides Strain Rv


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of L(M196)H,H(M202)L Double Mutant Structure of Photosynthetic Reaction Center From Rhodobacter Sphaeroides Strain Rv within 5.0Å range: probe atom residue distance (Å) B Occ H:K313 b:64.5 occ:1.00 O H:ALA137 2.7 39.3 1.0 O H:PHE140 3.0 50.1 1.0 O H:MET134 3.1 52.9 1.0 N H:PHE140 3.7 50.2 1.0 N H:GLY139 3.9 57.8 1.0 C H:ALA137 3.9 41.6 1.0 C H:PHE140 4.0 41.4 1.0 C H:MET134 4.2 53.7 1.0 CA H:PHE140 4.3 47.3 1.0 O H:LYS135 4.5 53.8 1.0 CA H:GLY139 4.5 58.5 1.0 C H:GLY139 4.5 53.9 1.0 CG H:MET134 4.6 52.9 1.0 CB H:PHE140 4.7 42.5 1.0 C H:ALA138 4.7 65.4 1.0 CA H:ALA138 4.7 58.0 1.0 N H:ALA138 4.8 56.1 1.0 CA H:ALA137 4.8 38.6 1.0 C H:LYS135 4.9 43.8 1.0 N H:ALA137 4.9 31.8 1.0 CA H:LYS135 4.9 42.9 1.0 CB H:ALA137 5.0 42.3 1.0

V.G.Kljashtorny, T.Y.Fufina, L.G.Vasilieva, A.G.Gabdulkhakov. Molecular Dynamic Studies of Reaction Centers Mutants From Rhodobacter Sphaeroides and His Mutant Form L(M196)H+H(M202)L Crystallogr Rep. V. 59 536 2014.