Iron in PDB 1dp6: Oxygen-Binding Complex of Fixl Heme Domain

The structure of Oxygen-Binding Complex of Fixl Heme Domain, PDB code: 1dp6 was solved by W.Gong, B.Hao, M.K.Chan, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	20.00 / 2.30
Space group	H 3 2
Cell size a, b, c (Å), α, β, γ (°)	127.372, 127.372, 58.582, 90.00, 90.00, 120.00
R / Rfree (%)	20.6 / 25

The binding sites of Iron atom in the Oxygen-Binding Complex of Fixl Heme Domain (pdb code 1dp6). 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 Oxygen-Binding Complex of Fixl Heme Domain, PDB code: 1dp6:

Iron binding site 1 out of 1 in the Oxygen-Binding Complex of Fixl Heme Domain


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 1 of Oxygen-Binding Complex of Fixl Heme Domain within 5.0Å range: probe atom residue distance (Å) B Occ A:Fe719 b:14.8 occ:1.00 FE A:HEM719 0.0 14.8 1.0 O1 A:OXY500 1.8 21.3 1.0 ND A:HEM719 1.9 11.9 1.0 NA A:HEM719 2.0 13.1 1.0 NC A:HEM719 2.0 8.1 1.0 NB A:HEM719 2.0 7.6 1.0 NE2 A:HIS200 2.2 12.4 1.0 O2 A:OXY500 2.6 22.2 1.0 C4D A:HEM719 3.0 16.0 1.0 C1D A:HEM719 3.0 11.5 1.0 C1B A:HEM719 3.0 9.5 1.0 C4A A:HEM719 3.0 12.6 1.0 C4C A:HEM719 3.0 4.5 1.0 C1A A:HEM719 3.0 16.1 1.0 C1C A:HEM719 3.0 5.0 1.0 C4B A:HEM719 3.1 6.6 1.0 CD2 A:HIS200 3.1 11.1 1.0 CE1 A:HIS200 3.2 11.5 1.0 CHD A:HEM719 3.3 5.2 1.0 CHB A:HEM719 3.3 10.2 1.0 CHA A:HEM719 3.4 14.4 1.0 CHC A:HEM719 3.5 6.1 1.0 C3D A:HEM719 4.2 13.7 1.0 C2D A:HEM719 4.2 12.3 1.0 C2B A:HEM719 4.2 5.2 1.0 C3C A:HEM719 4.2 3.1 1.0 C3A A:HEM719 4.2 16.6 1.0 C2C A:HEM719 4.2 6.1 1.0 C2A A:HEM719 4.2 15.7 1.0 C3B A:HEM719 4.3 4.3 1.0 ND1 A:HIS200 4.3 15.1 1.0 CG A:HIS200 4.3 17.2 1.0 NH2 A:ARG220 4.4 32.2 1.0 CD2 A:LEU236 4.5 17.8 1.0 NH1 A:ARG220 4.8 33.1 1.0 CE A:MET192 4.9 10.4 1.0

W.Gong, B.Hao, M.K.Chan. New Mechanistic Insights From Structural Studies of the Oxygen-Sensing Domain of Bradyrhizobium Japonicum Fixl. Biochemistry V. 39 3955 2000.
ISSN: ISSN 0006-2960
PubMed: 10747783
DOI: 10.1021/BI992346W