Cobalt in the structure of Cobalt Substituted Carbonic Anhydrase From Methanosarcina Thermophila (pdb 1qq0)

The binding sites of Cobalt atom in the structure of Cobalt Substituted Carbonic Anhydrase From Methanosarcina Thermophila (pdb code 1qq0). This binding sites where shown with 5.0 Angstroms radius around Cobalt atom. The 1qq0 structure was solved by T.M.IVERSON, B.E.ALBER, C.KISKER, J.G.FERRY, D.C.REES, with X-Ray Crystallography technique, brief refinement statistics is given in the table below: Resolution (A) 19.4-1.8 Space group P213 a (A) 82.344 b (A) 82.344 c (A) 82.344 alpha (°) 90.00 beta (°) 90.00 gamma (°) 90.00 Rfactor (%) 18.1 Rfree (%) 21.7 Cobalt Binding Sites: Cobalt binding site 1 out of 1 in 1qq0 Click to enlarge Click to enlarge Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 1 of Cobalt in the PDB 1qq0. Coordination sphere was calculated for all residues within 5.0 Angstroms distance from the central Cobalt atom, shown by VdW sphere Residues shown as a stick model or VDW spheres: A: Glu62, A: His81, A: Ala82, A: His122, A: Hoh215, A: Hoh291, A: Hoh292, A: Hoh293, conact list: Atom Atom Distance (A) Co OE1 A:Glu62 4.36 Co NE2 A:His81 4.24 Co CB A:His81 3.69 Co ND1 A:His81 2.30 Co CD2 A:His81 4.36 Co C A:His81 4.60 Co CE1 A:His81 3.09 Co CG A:His81 3.30 Co CA A:His81 4.78 Co O A:Ala82 4.61 Co N A:Ala82 4.34 Co C A:Ala82 4.77 Co CA A:Ala82 4.92 Co NE2 A:His122 2.25 Co ND1 A:His122 4.27 Co CD2 A:His122 3.22 Co CE1 A:His122 3.14 Co CG A:His122 4.30 Co O A:Hoh215 4.28 Co O A:Hoh291 2.31 Co O A:Hoh292 2.49 Co O A:Hoh293 2.42 interactive model: