Potassium in PDB 3wrl: Crystal Structure of P450CAM

All present enzymatic activity of Crystal Structure of P450CAM:
1.14.15.1;

The structure of Crystal Structure of P450CAM, PDB code: 3wrl was solved by A.Kishimoto, K.Takagi, A.Amano, K.Sakurai, T.Mizushima, H.Shimada, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	38.66 / 1.65
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	66.885, 62.835, 95.731, 90.00, 90.83, 90.00
R / Rfree (%)	18.5 / 22.7

The structure of Crystal Structure of P450CAM also contains other interesting chemical elements:

Iron

(Fe)

2 atoms

The binding sites of Potassium atom in the Crystal Structure of P450CAM (pdb code 3wrl). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 2 binding sites of Potassium where determined in the Crystal Structure of P450CAM, PDB code: 3wrl:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in the Crystal Structure of P450CAM


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Crystal Structure of P450CAM within 5.0Å range: probe atom residue distance (Å) B Occ A:K502 b:10.7 occ:1.00 O A:GLU84 2.6 11.4 1.0 O A:TYR96 2.7 10.5 1.0 O A:GLY93 2.8 11.4 1.0 O A:HOH750 2.8 19.0 1.0 O A:GLU94 2.9 10.1 1.0 C A:GLU94 3.4 9.7 1.0 CA A:GLU94 3.7 10.5 1.0 C A:TYR96 3.8 11.1 1.0 C A:GLU84 3.8 10.9 1.0 C A:GLY93 3.9 11.5 1.0 N A:TYR96 4.0 9.7 1.0 N A:GLU94 4.3 11.0 1.0 CG A:GLU84 4.4 24.8 1.0 CA A:TYR96 4.4 8.6 1.0 CA A:CYS85 4.4 10.2 1.0 C A:ALA95 4.4 11.3 1.0 N A:ALA95 4.4 11.0 1.0 N A:CYS85 4.5 9.7 1.0 CB A:TYR96 4.6 7.8 1.0 CB A:CYS85 4.9 11.7 1.0 CA A:GLU84 4.9 10.7 1.0 N A:ASP97 4.9 10.0 1.0 O A:ALA95 4.9 14.2 1.0 CA A:ALA95 4.9 12.2 1.0 CD A:PRO86 5.0 9.0 1.0 CB A:GLU94 5.0 11.0 1.0

Potassium binding site 2 out of 2 in the Crystal Structure of P450CAM


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Crystal Structure of P450CAM within 5.0Å range: probe atom residue distance (Å) B Occ E:K502 b:20.8 occ:1.00 O E:TYR96 2.6 17.9 1.0 O E:GLU84 2.7 21.9 1.0 O E:GLY93 2.9 22.0 1.0 O E:HOH668 2.9 31.4 1.0 O E:GLU94 2.9 20.6 1.0 C E:GLU94 3.5 18.9 1.0 CA E:GLU94 3.7 19.8 1.0 C E:TYR96 3.8 17.6 1.0 C E:GLU84 3.9 21.0 1.0 C E:GLY93 4.0 20.7 1.0 N E:TYR96 4.1 20.1 1.0 CA E:TYR96 4.4 17.7 1.0 N E:GLU94 4.4 20.9 1.0 CG E:GLU84 4.4 32.7 1.0 CA E:CYS85 4.4 19.9 1.0 N E:ALA95 4.5 20.1 1.0 C E:ALA95 4.5 20.1 1.0 N E:CYS85 4.6 20.6 1.0 CB E:TYR96 4.7 19.6 1.0 N E:ASP97 4.8 16.1 1.0 O E:ALA95 4.9 22.4 1.0 CA E:GLU84 4.9 21.6 1.0 CB E:CYS85 5.0 20.2 1.0 CA E:ALA95 5.0 21.1 1.0 CD E:PRO86 5.0 18.8 1.0 CB E:GLU94 5.0 22.1 1.0

A.Kishimoto, K.Takagi, A.Amano, K.Sakurai, Y.Katayama, R.Aminaka, M.Ito, T.Mizushima, H.Shimada. Structure of P450CAM Intermedite To Be Published.