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Potassium in PDB 2hg9: Reaction Centre From Rhodobacter Sphaeroides Strain R-26.1 Complexed with Tetrabrominated Phosphatidylcholine

Protein crystallography data

The structure of Reaction Centre From Rhodobacter Sphaeroides Strain R-26.1 Complexed with Tetrabrominated Phosphatidylcholine, PDB code: 2hg9 was solved by A.W.Roszak, A.T.Gardiner, N.W.Isaacs, R.J.Cogdell, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 39.36 / 2.45
Space group P 31 2 1
Cell size a, b, c (Å), α, β, γ (°) 139.554, 139.554, 184.609, 90.00, 90.00, 120.00
R / Rfree (%) 17.9 / 20.9

Other elements in 2hg9:

The structure of Reaction Centre From Rhodobacter Sphaeroides Strain R-26.1 Complexed with Tetrabrominated Phosphatidylcholine also contains other interesting chemical elements:

Magnesium (Mg) 4 atoms
Bromine (Br) 4 atoms
Iron (Fe) 1 atom
Chlorine (Cl) 2 atoms

Potassium Binding Sites:

The binding sites of Potassium atom in the Reaction Centre From Rhodobacter Sphaeroides Strain R-26.1 Complexed with Tetrabrominated Phosphatidylcholine (pdb code 2hg9). 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 Reaction Centre From Rhodobacter Sphaeroides Strain R-26.1 Complexed with Tetrabrominated Phosphatidylcholine, PDB code: 2hg9:

Potassium binding site 1 out of 1 in 2hg9

Go back to Potassium Binding Sites List in 2hg9
Potassium binding site 1 out of 1 in the Reaction Centre From Rhodobacter Sphaeroides Strain R-26.1 Complexed with Tetrabrominated Phosphatidylcholine


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Reaction Centre From Rhodobacter Sphaeroides Strain R-26.1 Complexed with Tetrabrominated Phosphatidylcholine within 5.0Å range:
probe atom residue distance (Å) B Occ
H:K700

b:57.9
occ:1.00
O H:MET134 2.7 48.1 1.0
O H:PHE140 2.8 48.5 1.0
O H:ALA137 2.9 49.0 1.0
O H:HOH1333 3.0 69.8 1.0
O H:HOH1332 3.0 42.7 1.0
C H:ALA137 3.6 48.8 1.0
C H:MET134 3.8 48.5 1.0
C H:PHE140 3.8 49.7 1.0
N H:PHE140 3.8 50.3 1.0
CA H:PHE140 4.1 50.4 1.0
N H:GLY139 4.2 50.8 1.0
N H:ALA137 4.3 48.0 1.0
CB H:PHE140 4.3 50.3 1.0
O H:LYS135 4.3 47.9 1.0
CG H:MET134 4.4 49.0 1.0
O H:HOH1165 4.4 46.1 1.0
CA H:ALA137 4.4 48.4 1.0
N H:ALA138 4.4 49.4 1.0
C H:LYS135 4.5 49.0 1.0
O H:HOH1307 4.5 69.1 1.0
CA H:LYS135 4.5 49.7 1.0
C H:ALA138 4.6 50.5 1.0
CA H:ALA138 4.6 50.3 1.0
N H:LYS135 4.6 48.5 1.0
C H:GLY139 4.7 50.4 1.0
CA H:MET134 4.7 48.6 1.0
CB H:ALA137 4.7 47.7 1.0
CA H:GLY139 4.9 50.3 1.0
CB H:MET134 4.9 48.5 1.0

Reference:

A.W.Roszak, A.T.Gardiner, N.W.Isaacs, R.J.Cogdell. Brominated Lipids Identify Lipid Binding Sites on the Surface of the Reaction Center From Rhodobacter Sphaeroides. Biochemistry V. 46 2909 2007.
ISSN: ISSN 0006-2960
PubMed: 17315985
DOI: 10.1021/BI062154I
Page generated: Sun Dec 13 23:10:12 2020

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