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Calcium in PDB 2iga: Structure of Homoprotocatechuate 2,3-Dioxygenase From B. Fuscum in Complex with Reactive Intermediates Formed Via in Crystallo Reaction with 4-Nitrocatechol at Low Oxygen Concentrations.

Enzymatic activity of Structure of Homoprotocatechuate 2,3-Dioxygenase From B. Fuscum in Complex with Reactive Intermediates Formed Via in Crystallo Reaction with 4-Nitrocatechol at Low Oxygen Concentrations.

All present enzymatic activity of Structure of Homoprotocatechuate 2,3-Dioxygenase From B. Fuscum in Complex with Reactive Intermediates Formed Via in Crystallo Reaction with 4-Nitrocatechol at Low Oxygen Concentrations.:
1.13.11.15;

Protein crystallography data

The structure of Structure of Homoprotocatechuate 2,3-Dioxygenase From B. Fuscum in Complex with Reactive Intermediates Formed Via in Crystallo Reaction with 4-Nitrocatechol at Low Oxygen Concentrations., PDB code: 2iga was solved by E.G.Kovaleva, J.D.Lipscomb, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 52.70 / 1.95
Space group P 21 21 2
Cell size a, b, c (Å), α, β, γ (°) 110.678, 153.022, 96.389, 90.00, 90.00, 90.00
R / Rfree (%) 18.5 / 24.5

Other elements in 2iga:

The structure of Structure of Homoprotocatechuate 2,3-Dioxygenase From B. Fuscum in Complex with Reactive Intermediates Formed Via in Crystallo Reaction with 4-Nitrocatechol at Low Oxygen Concentrations. also contains other interesting chemical elements:

Iron (Fe) 4 atoms
Chlorine (Cl) 4 atoms

Calcium Binding Sites:

The binding sites of Calcium atom in the Structure of Homoprotocatechuate 2,3-Dioxygenase From B. Fuscum in Complex with Reactive Intermediates Formed Via in Crystallo Reaction with 4-Nitrocatechol at Low Oxygen Concentrations. (pdb code 2iga). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total only one binding site of Calcium was determined in the Structure of Homoprotocatechuate 2,3-Dioxygenase From B. Fuscum in Complex with Reactive Intermediates Formed Via in Crystallo Reaction with 4-Nitrocatechol at Low Oxygen Concentrations., PDB code: 2iga:

Calcium binding site 1 out of 1 in 2iga

Go back to Calcium Binding Sites List in 2iga
Calcium binding site 1 out of 1 in the Structure of Homoprotocatechuate 2,3-Dioxygenase From B. Fuscum in Complex with Reactive Intermediates Formed Via in Crystallo Reaction with 4-Nitrocatechol at Low Oxygen Concentrations.


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Structure of Homoprotocatechuate 2,3-Dioxygenase From B. Fuscum in Complex with Reactive Intermediates Formed Via in Crystallo Reaction with 4-Nitrocatechol at Low Oxygen Concentrations. within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Ca701

b:19.0
occ:0.50
OE2 B:GLU185 2.3 44.4 1.0
OD1 B:ASP184 2.3 31.2 1.0
O B:HOH902 2.4 34.0 1.0
CG B:ASP184 3.2 31.0 1.0
CD B:GLU185 3.3 40.4 1.0
OD2 B:ASP184 3.4 31.4 1.0
CG B:GLU185 3.5 35.5 1.0
OE1 B:GLU185 4.4 45.0 1.0
NE2 B:HIS288 4.5 26.8 1.0
CB B:ASP184 4.6 28.5 1.0
CB B:GLU185 4.6 32.7 1.0
N B:ASP184 4.6 28.2 1.0
N B:GLU185 4.8 31.7 1.0
CB B:ASP183 4.9 25.8 1.0
CD2 B:HIS288 4.9 26.1 1.0
CA B:ASP184 5.0 29.6 1.0

Reference:

E.G.Kovaleva, J.D.Lipscomb. Crystal Structures of FE2+ Dioxygenase Superoxo, Alkylperoxo, and Bound Product Intermediates Science V. 316 453 2007.
ISSN: ISSN 0036-8075
PubMed: 17446402
DOI: 10.1126/SCIENCE.1134697
Page generated: Fri Jul 12 13:05:56 2024

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