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Zinc in the structure of Trna-Guanine Transglycosylase Complexed With 2-{[2-(4- Morpholinyl)Ethyl]Amino}-1,7-Dihydro-8H-Imidazo[4,5- G]Quinazolin-8-One (pdb 3gfn)

The binding sites of Zinc atom in the structure of Trna-Guanine Transglycosylase Complexed With 2-{[2-(4- Morpholinyl)Ethyl]Amino}-1,7-Dihydro-8H-Imidazo[4,5- G]Quinazolin-8-One (pdb code 3gfn). This binding sites where shown with 5.0 Angstroms radius around Zinc atom.
The 3gfn structure was solved by T.RITSCHEL, A.HEINE, G.KLEBE, with X-Ray Crystallography technique, brief refinement statistics is given in the table below:
Resolution (A)10.0-1.6
Space groupC121
a (A)90.600
b (A)64.800
c (A)70.500
alpha (°)90.00
beta (°)95.90
gamma (°)90.00
Rfactor (%)18.5
Rfree (%)22.5

Zinc Binding Sites:

Zinc binding site 1 out of 1 in 3gfn


Zinc binding site 1 out of 1 in 3gfn
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stereopicture of Zinc binding site 1 out of 1 in 3gfn
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Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 1 of Zinc in the PDB 3gfn. Coordination sphere was calculated for all residues within 5.0 Angstroms distance from the central Zinc atom, shown by VdW sphere
Residues shown as a stick model or VDW spheres: A: Leu314, A: Cys318, A: Cys320, A: Val322, A: Cys323, A: His349,

conact list:


AtomAtomDistance (A)
ZnCB A:Leu3145.00
ZnO A:Cys3184.87
ZnCB A:Cys3183.22
ZnSG A:Cys3182.25
ZnC A:Cys3184.63
ZnCA A:Cys3184.48
ZnO A:Cys3204.62
ZnN A:Cys3204.10
ZnCB A:Cys3203.25
ZnSG A:Cys3202.22
ZnC A:Cys3204.59
ZnCA A:Cys3204.14
ZnCB A:Val3224.69
ZnC A:Val3224.88
ZnN A:Cys3233.91
ZnCB A:Cys3233.29
ZnSG A:Cys3232.31
ZnCA A:Cys3234.21
ZnO A:His3494.55
ZnNE2 A:His3494.20
ZnCB A:His3493.85
ZnND1 A:His3492.24
ZnCD2 A:His3494.41
ZnC A:His3494.81
ZnCE1 A:His3492.98
ZnCG A:His3493.40
ZnCA A:His3494.14

interactive model:




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