Iron in PDB 1qn2: Cytochrome Ch From Methylobacterium Extorquens

The structure of Cytochrome Ch From Methylobacterium Extorquens, PDB code: 1qn2 was solved by J.Read, R.Gill, S.L.Dales, J.B.Cooper, S.P.Wood, C.Anthony, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	30.00 / 2.01
Space group	P 1
Cell size a, b, c (Å), α, β, γ (°)	33.760, 57.570, 50.950, 67.81, 89.33, 74.40
R / Rfree (%)	n/a / n/a

The binding sites of Iron atom in the Cytochrome Ch From Methylobacterium Extorquens (pdb code 1qn2). This binding sites where shown within 5.0 Angstroms radius around Iron atom.
In total 3 binding sites of Iron where determined in the Cytochrome Ch From Methylobacterium Extorquens, PDB code: 1qn2:
Jump to Iron binding site number: 1; 2; 3;

Iron binding site 1 out of 3 in the Cytochrome Ch From Methylobacterium Extorquens


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 1 of Cytochrome Ch From Methylobacterium Extorquens within 5.0Å range: probe atom residue distance (Å) B Occ A:Fe101 b:21.6 occ:1.00 FE A:HEC101 0.0 21.6 1.0 NE2 A:HIS18 2.1 19.7 1.0 ND A:HEC101 2.1 14.9 1.0 NC A:HEC101 2.1 18.8 1.0 NB A:HEC101 2.1 17.4 1.0 NA A:HEC101 2.1 17.5 1.0 SD A:MET78 2.4 18.4 1.0 CD2 A:HIS18 2.9 16.7 1.0 C1D A:HEC101 3.0 14.2 1.0 C4C A:HEC101 3.0 16.7 1.0 C1B A:HEC101 3.1 19.1 1.0 C4D A:HEC101 3.1 18.9 1.0 C1C A:HEC101 3.1 19.7 1.0 C4A A:HEC101 3.1 19.9 1.0 C4B A:HEC101 3.1 14.4 1.0 C1A A:HEC101 3.1 16.8 1.0 CE1 A:HIS18 3.1 19.3 1.0 CHD A:HEC101 3.4 15.2 1.0 CE A:MET78 3.4 15.3 1.0 CHA A:HEC101 3.4 16.8 1.0 CHB A:HEC101 3.4 17.1 1.0 CHC A:HEC101 3.5 13.0 1.0 CG A:MET78 3.5 23.1 1.0 CG A:HIS18 4.1 18.1 1.0 ND1 A:HIS18 4.2 23.1 1.0 C2D A:HEC101 4.2 19.3 1.0 C3D A:HEC101 4.2 14.0 1.0 C3C A:HEC101 4.2 14.8 1.0 C2C A:HEC101 4.2 19.7 1.0 C2B A:HEC101 4.2 15.0 1.0 C2A A:HEC101 4.2 16.3 1.0 C3A A:HEC101 4.2 17.8 1.0 C3B A:HEC101 4.2 14.7 1.0 CB A:MET78 4.4 19.3 1.0

Iron binding site 2 out of 3 in the Cytochrome Ch From Methylobacterium Extorquens


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 2 of Cytochrome Ch From Methylobacterium Extorquens within 5.0Å range: probe atom residue distance (Å) B Occ B:Fe101 b:18.8 occ:1.00 FE B:HEC101 0.0 18.8 1.0 NE2 B:HIS18 1.9 13.8 1.0 ND B:HEC101 2.1 16.3 1.0 NB B:HEC101 2.1 21.5 1.0 NC B:HEC101 2.1 19.2 1.0 NA B:HEC101 2.1 15.6 1.0 SD B:MET78 2.3 21.6 1.0 CE1 B:HIS18 2.8 13.6 1.0 CD2 B:HIS18 2.9 15.9 1.0 C1D B:HEC101 3.0 17.4 1.0 C1B B:HEC101 3.0 18.7 1.0 C4B B:HEC101 3.1 21.8 1.0 C4C B:HEC101 3.1 19.6 1.0 C4A B:HEC101 3.1 18.1 1.0 C1C B:HEC101 3.1 21.6 1.0 C4D B:HEC101 3.1 17.0 1.0 C1A B:HEC101 3.1 18.9 1.0 CE B:MET78 3.4 17.1 1.0 CHD B:HEC101 3.4 19.7 1.0 CHB B:HEC101 3.4 15.4 1.0 CHC B:HEC101 3.4 27.5 1.0 CHA B:HEC101 3.5 19.9 1.0 CG B:MET78 3.6 16.0 1.0 ND1 B:HIS18 4.0 13.8 1.0 CG B:HIS18 4.0 17.2 1.0 C2D B:HEC101 4.2 16.8 1.0 C2B B:HEC101 4.2 25.7 1.0 C3D B:HEC101 4.2 15.4 1.0 C3B B:HEC101 4.2 18.1 1.0 C2C B:HEC101 4.2 19.3 1.0 C3C B:HEC101 4.2 14.9 1.0 C3A B:HEC101 4.3 14.8 1.0 C2A B:HEC101 4.3 15.3 1.0 CB B:MET78 4.3 14.2 1.0 NE1 B:TRP65 5.0 14.2 1.0

Iron binding site 3 out of 3 in the Cytochrome Ch From Methylobacterium Extorquens


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 3 of Cytochrome Ch From Methylobacterium Extorquens within 5.0Å range: probe atom residue distance (Å) B Occ C:Fe101 b:18.1 occ:1.00 FE C:HEC101 0.0 18.1 1.0 NE2 C:HIS18 1.9 13.4 1.0 NC C:HEC101 2.1 15.6 1.0 NA C:HEC101 2.1 15.9 1.0 NB C:HEC101 2.1 13.6 1.0 ND C:HEC101 2.1 15.6 1.0 SD C:MET78 2.3 20.1 1.0 CE1 C:HIS18 2.9 13.3 1.0 CD2 C:HIS18 3.0 12.6 1.0 C1B C:HEC101 3.0 15.0 1.0 C4A C:HEC101 3.0 20.4 1.0 C4C C:HEC101 3.0 22.7 1.0 C1D C:HEC101 3.1 13.5 1.0 C4B C:HEC101 3.1 15.0 1.0 C1A C:HEC101 3.1 21.0 1.0 C1C C:HEC101 3.1 17.5 1.0 C4D C:HEC101 3.1 17.1 1.0 CHD C:HEC101 3.4 16.0 1.0 CHB C:HEC101 3.4 13.9 1.0 CE C:MET78 3.4 20.9 1.0 CHC C:HEC101 3.5 17.5 1.0 CHA C:HEC101 3.5 17.8 1.0 CG C:MET78 3.6 18.1 1.0 ND1 C:HIS18 4.0 13.6 1.0 CG C:HIS18 4.1 12.6 1.0 C2B C:HEC101 4.2 14.6 1.0 C3A C:HEC101 4.2 19.9 1.0 C2A C:HEC101 4.2 16.5 1.0 C3B C:HEC101 4.2 14.1 1.0 C3C C:HEC101 4.2 15.4 1.0 C2C C:HEC101 4.2 18.1 1.0 C2D C:HEC101 4.2 18.3 1.0 C3D C:HEC101 4.3 13.3 1.0 CB C:MET78 4.3 17.7 1.0

J.Read, R.Gill, S.L.Dales, J.B.Cooper, S.P.Wood, C.Anthony. The Molecular Structure of An Unusual Cytochrome C2 Determined at 2.0A; the Cytochrome Ch From Methylobacterium Extorquens Protein Sci. V. 8 1232 1999.
ISSN: ISSN 0961-8368
PubMed: 10386873
DOI: 10.1110/PS.8.6.1232