Iron in the structure of Bovine Heart Cytochrome C Oxidase At the Fully Reduced State (pdb 1v55)

The binding sites of Iron atom in the structure of Bovine Heart Cytochrome C Oxidase At the Fully Reduced State (pdb code 1v55). This binding sites where shown with 5.0 Angstroms radius around Iron atom. The 1v55 structure was solved by T.TSUKIHARA, K.SHIMOKATA, Y.KATAYAMA, H.SHIMADA, K.MURAMOTO, H.AOYAMA, M.MOCHIZUKI, K.SHINZAWA-ITOH, E.YAMASHITA, M.YAO, Y.ISHIMURA, S.YOSHIKAWA, with X-Ray Crystallography technique, brief refinement statistics is given in the table below: Resolution (A) 40.0-1.9 Space group P212121 a (A) 183.060 b (A) 206.584 c (A) 178.298 alpha (°) 90.00 beta (°) 90.00 gamma (°) 90.00 Rfactor (%) 20.3 Rfree (%) 23 Iron Binding Sites: Iron binding site 1 out of 4 in 1v55 Click to enlarge Click to enlarge Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 1 of Iron in the PDB 1v55. Coordination sphere was calculated for all residues within 5.0 Angstroms distance from the central Iron atom, shown by VdW sphere Residues shown as a stick model or VDW spheres: A: His61, A: Phe377, A: His378, A: Ser382, A: Hea515, conact list: Atom Atom Distance (A) Fe NE2 A:His61 2.01 Fe ND1 A:His61 4.17 Fe CD2 A:His61 3.13 Fe CE1 A:His61 2.95 Fe CG A:His61 4.24 Fe CE2 A:Phe377 4.95 Fe NE2 A:His378 1.97 Fe ND1 A:His378 4.03 Fe CD2 A:His378 3.14 Fe CE1 A:His378 2.78 Fe CG A:His378 4.17 Fe OG A:Ser382 4.59 Fe C2D A:Hea515 4.32 Fe NC A:Hea515 2.00 Fe CHB A:Hea515 3.43 Fe CHC A:Hea515 3.41 Fe C3D A:Hea515 4.31 Fe NA A:Hea515 2.02 Fe CHA A:Hea515 3.48 Fe C2A A:Hea515 4.30 Fe C4B A:Hea515 2.99 Fe C4A A:Hea515 3.07 Fe C1D A:Hea515 3.07 Fe C3A A:Hea515 4.32 Fe C4C A:Hea515 3.07 Fe C2B A:Hea515 4.24 Fe C1C A:Hea515 3.07 Fe C2C A:Hea515 4.34 Fe ND A:Hea515 1.99 Fe CHD A:Hea515 3.45 Fe C1B A:Hea515 3.02 Fe NB A:Hea515 1.93 Fe FE A:Hea515 0.00 Fe C3B A:Hea515 4.22 Fe C3C A:Hea515 4.34 Fe C4D A:Hea515 3.08 Fe C1A A:Hea515 3.09 interactive model: Iron binding site 2 out of 4 in 1v55 Click to enlarge Click to enlarge Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 2 of Iron in the PDB 1v55. Coordination sphere was calculated for all residues within 5.0 Angstroms distance from the central Iron atom, shown by VdW sphere Residues shown as a stick model or VDW spheres: A: His376, A: Val380, A: Hea516, conact list: Atom Atom Distance (A) Fe NE2 A:His376 2.19 Fe ND1 A:His376 4.23 Fe CD2 A:His376 3.26 Fe CE1 A:His376 3.02 Fe CG A:His376 4.34 Fe CG2 A:Val380 4.79 Fe C2D A:Hea516 4.27 Fe NC A:Hea516 2.13 Fe CHB A:Hea516 3.43 Fe CHC A:Hea516 3.40 Fe C3D A:Hea516 4.22 Fe NA A:Hea516 2.06 Fe CHA A:Hea516 3.43 Fe C2A A:Hea516 4.31 Fe C4B A:Hea516 3.00 Fe C4A A:Hea516 3.09 Fe C1D A:Hea516 3.05 Fe C3A A:Hea516 4.35 Fe C4C A:Hea516 3.18 Fe C2B A:Hea516 4.25 Fe C1C A:Hea516 3.13 Fe C2C A:Hea516 4.41 Fe ND A:Hea516 1.93 Fe CHD A:Hea516 3.50 Fe C1B A:Hea516 3.02 Fe NB A:Hea516 1.93 Fe FE A:Hea516 0.00 Fe C3B A:Hea516 4.26 Fe C3C A:Hea516 4.43 Fe C4D A:Hea516 3.00 Fe C1A A:Hea516 3.08 interactive model: Iron binding site 3 out of 4 in 1v55 Click to enlarge Click to enlarge Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 3 of Iron in the PDB 1v55. Coordination sphere was calculated for all residues within 5.0 Angstroms distance from the central Iron atom, shown by VdW sphere Residues shown as a stick model or VDW spheres: N: His61, N: Phe377, N: His378, N: Ser382, N: Hea515, conact list: Atom Atom Distance (A) Fe NE2 N:His61 2.01 Fe ND1 N:His61 4.18 Fe CD2 N:His61 3.07 Fe CE1 N:His61 2.98 Fe CG N:His61 4.18 Fe CE2 N:Phe377 4.99 Fe NE2 N:His378 2.01 Fe ND1 N:His378 4.13 Fe CD2 N:His378 3.19 Fe CE1 N:His378 2.86 Fe CG N:His378 4.28 Fe OG N:Ser382 4.61 Fe C2D N:Hea515 4.31 Fe NC N:Hea515 1.98 Fe CHB N:Hea515 3.42 Fe CHC N:Hea515 3.43 Fe C3D N:Hea515 4.29 Fe NA N:Hea515 1.97 Fe CHA N:Hea515 3.42 Fe C2A N:Hea515 4.25 Fe C4B N:Hea515 3.01 Fe C4A N:Hea515 3.04 Fe C1D N:Hea515 3.05 Fe C3A N:Hea515 4.27 Fe C4C N:Hea515 3.07 Fe C2B N:Hea515 4.25 Fe C1C N:Hea515 3.08 Fe C2C N:Hea515 4.36 Fe ND N:Hea515 1.96 Fe CHD N:Hea515 3.47 Fe C1B N:Hea515 3.03 Fe NB N:Hea515 1.95 Fe FE N:Hea515 0.00 Fe C3B N:Hea515 4.23 Fe C3C N:Hea515 4.35 Fe C4D N:Hea515 3.03 Fe C1A N:Hea515 3.04 interactive model: Iron binding site 4 out of 4 in 1v55 Click to enlarge Click to enlarge Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 4 of Iron in the PDB 1v55. Coordination sphere was calculated for all residues within 5.0 Angstroms distance from the central Iron atom, shown by VdW sphere Residues shown as a stick model or VDW spheres: N: His376, N: Val380, N: Hea516, conact list: Atom Atom Distance (A) Fe NE2 N:His376 2.22 Fe ND1 N:His376 4.31 Fe CD2 N:His376 3.27 Fe CE1 N:His376 3.12 Fe CG N:His376 4.38 Fe CG2 N:Val380 4.72 Fe C2D N:Hea516 4.24 Fe NC N:Hea516 2.08 Fe CHB N:Hea516 3.49 Fe CHC N:Hea516 3.42 Fe C3D N:Hea516 4.19 Fe NA N:Hea516 2.07 Fe CHA N:Hea516 3.40 Fe C2A N:Hea516 4.32 Fe C4B N:Hea516 3.03 Fe C4A N:Hea516 3.13 Fe C1D N:Hea516 3.03 Fe C3A N:Hea516 4.37 Fe C4C N:Hea516 3.14 Fe C2B N:Hea516 4.29 Fe C1C N:Hea516 3.11 Fe C2C N:Hea516 4.37 Fe ND N:Hea516 1.89 Fe CHD N:Hea516 3.51 Fe C1B N:Hea516 3.07 Fe NB N:Hea516 1.98 Fe FE N:Hea516 0.00 Fe C3B N:Hea516 4.29 Fe C3C N:Hea516 4.41 Fe C4D N:Hea516 2.96 Fe C1A N:Hea516 3.09 interactive model: