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Cobalt in the structure of Corrinoid Iron-Sulfur Protein (pdb 2h9a)

The binding sites of Cobalt atom in the structure of Corrinoid Iron-Sulfur Protein (pdb code 2h9a). This binding sites where shown with 5.0 Angstroms radius around Cobalt atom.
The 2h9a structure was solved by H.DOBBEK, with X-Ray Crystallography technique, brief refinement statistics is given in the table below:
Resolution (A)20.0-1.9
Space groupC121
a (A)158.030
b (A)44.270
c (A)100.660
alpha (°)90.00
beta (°)118.63
gamma (°)90.00
Rfactor (%)20.3
Rfree (%)26

Cobalt Binding Sites:

Cobalt binding site 1 out of 1 in 2h9a

Cobalt binding site 1 out of 1 in 2h9a
Click to enlarge
stereopicture of Cobalt binding site 1 out of 1 in 2h9a
Click to enlarge
Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 1 of Cobalt in the PDB 2h9a. 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: Thr374, A: B121442, A: Hoh1483,

conact list:

AtomAtomDistance (A)
CoCB A:Thr3744.42
CoCG2 A:Thr3744.34
CoOG1 A:Thr3743.57
CoCA A:Thr3744.75
CoC18 A:B1214424.15
CoC11 A:B1214422.94
CoC1 A:B1214422.93
CoC8 A:B1214424.18
CoC2 A:B1214424.21
CoC46 A:B1214424.76
CoN22 A:B1214421.89
CoC35 A:B1214424.91
CoC17 A:B1214424.27
CoN21 A:B1214421.88
CoC12 A:B1214424.29
CoC19 A:B1214422.90
CoC41 A:B1214424.96
CoCO A:B1214420.00
CoC15 A:B1214423.44
CoC37 A:B1214424.99
CoC16 A:B1214422.98
CoC6 A:B1214422.98
CoC5 A:B1214423.36
CoC4 A:B1214422.91
CoC10 A:B1214423.25
CoC13 A:B1214424.27
CoC20 A:B1214423.42
CoC48 A:B1214424.93
CoC9 A:B1214422.84
CoC14 A:B1214422.99
CoN24 A:B1214421.90
CoN23 A:B1214421.92
CoC7 A:B1214424.29
CoC53 A:B1214424.96
CoC3 A:B1214424.22
CoC26 A:B1214424.64
CoO A:Hoh14832.54

interactive model:

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