Copper in the structure of Plastocyanin (pdb 1iuz)

The binding sites of Copper atom in the structure of Plastocyanin (pdb code 1iuz). This binding sites where shown with 5.0 Angstroms radius around Copper atom. The 1iuz structure was solved by N.SHIBATA, with X-Ray Crystallography technique, brief refinement statistics is given in the table below: Resolution (A) 10.0-1.6 Space group P4332 a (A) 88.300 b (A) 88.300 c (A) 88.300 alpha (°) 90.00 beta (°) 90.00 gamma (°) 90.00 Rfactor (%) 17.6 Rfree (%) 21.1 Copper Binding Sites: Copper binding site 1 out of 1 in 1iuz Click to enlarge Click to enlarge Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 1 of Copper in the PDB 1iuz. Coordination sphere was calculated for all residues within 5.0 Angstroms distance from the central Copper atom, shown by VdW sphere Residues shown as a stick model or VDW spheres: A: Pro36, A: His37, A: Asn38, A: Cys84, A: Pro86, A: His87, A: Met92, conact list: Atom Atom Distance (A) Cu O A:Pro36 3.96 Cu C A:Pro36 4.72 Cu NE2 A:His37 4.18 Cu N A:His37 4.63 Cu CB A:His37 3.44 Cu ND1 A:His37 2.08 Cu CD2 A:His37 4.27 Cu C A:His37 4.77 Cu CE1 A:His37 3.06 Cu CG A:His37 3.08 Cu CA A:His37 3.69 Cu N A:Asn38 4.78 Cu CB A:Cys84 3.19 Cu SG A:Cys84 2.18 Cu CA A:Cys84 4.58 Cu CG A:Pro86 4.49 Cu NE2 A:His87 4.13 Cu N A:His87 4.46 Cu CB A:His87 3.34 Cu ND1 A:His87 2.06 Cu CD2 A:His87 4.18 Cu CE1 A:His87 3.05 Cu CG A:His87 3.01 Cu CA A:His87 4.53 Cu CB A:Met92 4.56 Cu CE A:Met92 3.42 Cu CG A:Met92 4.07 Cu SD A:Met92 2.69 interactive model: