The binding sites of Arsenic atom in the structure of Structure Of MG2+ Bound N-Terminal Domain Of Calmodulin in the Presence of ZN2+ (pdb code 3ucy). This binding sites where shown with 5.0 Angstroms radius around Arsenic atom.
The 3ucy structure was solved by F.T.SENGUEN, Z.GRABAREK, with X-Ray Crystallography technique, brief refinement statistics is given in the table below:
| Resolution (A) | 35.7-1.8 | | Space group | P43212 | | a (A) | 35.298 | | b (A) | 35.298 | | c (A) | 142.937 | | alpha (°) | 90.00 | | beta (°) | 90.00 | | gamma (°) | 90.00 | | Rfactor (%) | 20.1 | | Rfree (%) | 22.8 |
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Arsenic binding site 1 out of 1 in 3ucy
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Click to enlarge | 
Click to enlarge | Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 1 of Arsenic in the PDB 3ucy. Coordination sphere was calculated for all residues within 5.0 Angstroms distance from the central Arsenic atom, shown by VdW sphere
Residues shown as a stick model or VDW spheres: A: Asp22, A: Asp24, A: Thr26, A: Thr62, A: Na100, A: Zn102, A: Cac200, A: Hoh301, | conact list:
| Atom | Atom | Distance (A) | | As | OD2 A:Asp22 | 4.62 | | As | OD1 A:Asp22 | 4.92 | | As | OD2 A:Asp24 | 4.57 | | As | OD1 A:Asp24 | 4.65 | | As | O A:Thr26 | 4.38 | | As | CB A:Thr26 | 4.45 | | As | OG1 A:Thr26 | 3.26 | | As | C A:Thr26 | 4.74 | | As | OG1 A:Thr62 | 4.67 | | As | NA A:Na100 | 3.78 | | As | ZN A:Zn102 | 3.17 | | As | O1 A:Cac200 | 1.70 | | As | O2 A:Cac200 | 1.74 | | As | AS A:Cac200 | 0.00 | | As | C2 A:Cac200 | 1.95 | | As | C1 A:Cac200 | 1.96 | | As | O A:Hoh301 | 4.16 |
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