Chemical elements
  Iridium
    Isotopes
    Energy
    Production
    Application
    Physical Properties
    Chemical Properties
    PDB 1c1k-4enb
      1c1k
      1icg
      1k26
      2b0u
      2gis
      3b31
      3d0u
      3dio
      3f2t
      3irw
      3owz
      486d
      4akm
      4enb

Iridium in the structure of Structure of the S-Adenosylmethionine Riboswitch Mrna Regulatory Element (pdb 2gis)






The binding sites of Iridium atom in the structure of Structure of the S-Adenosylmethionine Riboswitch Mrna Regulatory Element (pdb code 2gis). This binding sites where shown with 5.0 Angstroms radius around Iridium atom.
The 2gis structure was solved by R.K.MONTANGE, R.T.BATEY, with X-Ray Crystallography technique, brief refinement statistics is given in the table below:
Resolution (A)49.3-2.9
Space groupP43212
a (A)62.901
b (A)62.901
c (A)158.967
alpha (°)90.00
beta (°)90.00
gamma (°)90.00
Rfactor (%)26.6
Rfree (%)28.9


Iridium Binding Sites:

Iridium binding site 1 out of 4 in 2gis


Iridium binding site 1 out of 4 in 2gis
Click to enlarge
stereopicture of Iridium binding site 1 out of 4 in 2gis
Click to enlarge
Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 1 of Iridium in the PDB 2gis. Coordination sphere was calculated for all residues within 5.0 Angstroms distance from the central Iridium atom, shown by VdW sphere
Residues shown as a stick model or VDW spheres: A: G32, A: A33, A: Iri201, A: Hoh448,

conact list:


AtomAtomDistance (A)
IrOP2 A:G324.23
IrOP1 A:A334.64
IrOP2 A:A334.41
IrN1 A:Iri2012.26
IrN6 A:Iri2012.24
IrN3 A:Iri2012.25
IrN2 A:Iri2012.22
IrIR A:Iri2010.00
IrN5 A:Iri2012.26
IrN4 A:Iri2012.27
IrO A:Hoh4484.89

interactive model:


Iridium binding site 2 out of 4 in 2gis


Iridium binding site 2 out of 4 in 2gis
Click to enlarge
stereopicture of Iridium binding site 2 out of 4 in 2gis
Click to enlarge
Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 2 of Iridium in the PDB 2gis. Coordination sphere was calculated for all residues within 5.0 Angstroms distance from the central Iridium atom, shown by VdW sphere
Residues shown as a stick model or VDW spheres: A: G15, A: G16, A: U17, A: G18, A: A36, A: Iri202,

conact list:


AtomAtomDistance (A)
IrN7 A:G154.98
IrO6 A:G154.98
IrN7 A:G164.51
IrO6 A:G164.66
IrO4 A:U174.16
IrO6 A:G184.91
IrOP1 A:A364.85
IrN1 A:Iri2022.25
IrN6 A:Iri2022.24
IrN3 A:Iri2022.27
IrN2 A:Iri2022.23
IrIR A:Iri2020.00
IrN5 A:Iri2022.26
IrN4 A:Iri2022.26

interactive model:


Iridium binding site 3 out of 4 in 2gis


Iridium binding site 3 out of 4 in 2gis
Click to enlarge
stereopicture of Iridium binding site 3 out of 4 in 2gis
Click to enlarge
Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 3 of Iridium in the PDB 2gis. Coordination sphere was calculated for all residues within 5.0 Angstroms distance from the central Iridium atom, shown by VdW sphere
Residues shown as a stick model or VDW spheres: A: G23, A: C25, A: U26, A: G27, A: G28, A: Iri203,

conact list:


AtomAtomDistance (A)
IrC6 A:G234.87
IrO6 A:G234.49
IrOP2 A:C253.98
IrC5 A:U264.89
IrOP2 A:U264.05
IrC6 A:G274.89
IrC5 A:G274.94
IrN7 A:G274.21
IrO6 A:G274.12
IrN7 A:G284.51
IrO6 A:G284.37
IrN1 A:Iri2032.26
IrN6 A:Iri2032.24
IrN3 A:Iri2032.27
IrN2 A:Iri2032.23
IrIR A:Iri2030.00
IrN5 A:Iri2032.25
IrN4 A:Iri2032.27

interactive model:


Iridium binding site 4 out of 4 in 2gis


Iridium binding site 4 out of 4 in 2gis
Click to enlarge
stereopicture of Iridium binding site 4 out of 4 in 2gis
Click to enlarge
Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 4 of Iridium in the PDB 2gis. Coordination sphere was calculated for all residues within 5.0 Angstroms distance from the central Iridium atom, shown by VdW sphere
Residues shown as a stick model or VDW spheres: A: U4, A: U5, A: U88, A: G89, A: Iri204, A: Hoh475,

conact list:


AtomAtomDistance (A)
IrO4 A:U44.06
IrO4 A:U54.21
IrO4 A:U884.17
IrO6 A:G894.89
IrN1 A:Iri2042.25
IrN6 A:Iri2042.24
IrN3 A:Iri2042.26
IrN2 A:Iri2042.23
IrIR A:Iri2040.00
IrN5 A:Iri2042.24
IrN4 A:Iri2042.24
IrO A:Hoh4753.35

interactive model:




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