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Iron in PDB 6otd: Globin Sensor Domain of Afgchk in Monomeric Form, with Imidazole

Enzymatic activity of Globin Sensor Domain of Afgchk in Monomeric Form, with Imidazole

All present enzymatic activity of Globin Sensor Domain of Afgchk in Monomeric Form, with Imidazole:
2.7.13.3;

Protein crystallography data

The structure of Globin Sensor Domain of Afgchk in Monomeric Form, with Imidazole, PDB code: 6otd was solved by T.Skalova, J.Dohnalek, P.Kolenko, M.Stranava, A.Lengalova, M.Martinkova, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 41.25 / 1.80
Space group P 61 2 2
Cell size a, b, c (Å), α, β, γ (°) 69.440, 69.440, 113.364, 90.00, 90.00, 120.00
R / Rfree (%) 18.2 / 23.1

Iron Binding Sites:

The binding sites of Iron atom in the Globin Sensor Domain of Afgchk in Monomeric Form, with Imidazole (pdb code 6otd). This binding sites where shown within 5.0 Angstroms radius around Iron atom.
In total only one binding site of Iron was determined in the Globin Sensor Domain of Afgchk in Monomeric Form, with Imidazole, PDB code: 6otd:

Iron binding site 1 out of 1 in 6otd

Go back to Iron Binding Sites List in 6otd
Iron binding site 1 out of 1 in the Globin Sensor Domain of Afgchk in Monomeric Form, with Imidazole


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 1 of Globin Sensor Domain of Afgchk in Monomeric Form, with Imidazole within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Fe201

b:24.4
occ:1.00
FE A:HEM201 0.0 24.4 1.0
ND A:HEM201 1.9 27.2 1.0
NA A:HEM201 2.0 25.4 1.0
NC A:HEM201 2.1 26.1 1.0
NB A:HEM201 2.1 27.4 1.0
NE2 A:HIS99 2.1 30.2 1.0
N3 A:IMD203 2.2 24.1 1.0
C1D A:HEM201 2.9 25.5 1.0
C4D A:HEM201 3.0 25.8 1.0
C4B A:HEM201 3.0 24.9 1.0
C4A A:HEM201 3.0 24.1 1.0
C1B A:HEM201 3.0 24.3 1.0
C1A A:HEM201 3.0 24.4 1.0
C4C A:HEM201 3.0 25.6 1.0
CD2 A:HIS99 3.0 27.2 1.0
C1C A:HEM201 3.1 25.9 1.0
CE1 A:HIS99 3.1 29.7 1.0
C4 A:IMD203 3.1 25.6 1.0
C2 A:IMD203 3.2 24.4 1.0
CHC A:HEM201 3.3 25.5 1.0
CHD A:HEM201 3.4 26.8 1.0
CHB A:HEM201 3.4 24.3 1.0
CHA A:HEM201 3.4 25.6 1.0
ND1 A:HIS99 4.2 27.5 1.0
C2A A:HEM201 4.2 26.8 1.0
CG A:HIS99 4.2 28.2 1.0
C3A A:HEM201 4.2 23.8 1.0
C2D A:HEM201 4.2 25.4 1.0
C3D A:HEM201 4.2 22.8 1.0
C3B A:HEM201 4.2 26.0 1.0
C3C A:HEM201 4.3 25.9 1.0
C2B A:HEM201 4.3 24.9 1.0
C2C A:HEM201 4.3 25.2 1.0
N1 A:IMD203 4.3 23.7 1.0
C5 A:IMD203 4.3 24.4 1.0

Reference:

T.Skalova, A.Lengalova, J.Dohnalek, P.Mihalcin, P.Kolenko, M.Stranava, T.Shimizu, M.Martinkova. Disruption of the Dimerization Interface of the Sensing Domain in the Dimeric Heme-Based Oxygen Sensor Afgchk Abolishes Bacterial Signal Transduction J.Biol.Chem. 2019.
ISSN: ESSN 1083-351X
Page generated: Wed Aug 6 11:35:41 2025

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