Iodine in PDB 3h1k: Chicken Cytochrome BC1 Complex with Zn++ and An Iodinated Derivative of Kresoxim-Methyl Bound

All present enzymatic activity of Chicken Cytochrome BC1 Complex with Zn++ and An Iodinated Derivative of Kresoxim-Methyl Bound:
1.10.2.2;

The structure of Chicken Cytochrome BC1 Complex with Zn++ and An Iodinated Derivative of Kresoxim-Methyl Bound, PDB code: 3h1k was solved by E.A.Berry, Z.Zhang, H.D.Bellamy, L.S.Huang, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	18.00 / 3.48
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	171.717, 181.297, 241.288, 90.00, 90.00, 90.00
R / Rfree (%)	23.9 / 28.4

The structure of Chicken Cytochrome BC1 Complex with Zn++ and An Iodinated Derivative of Kresoxim-Methyl Bound also contains other interesting chemical elements:

Iron	(Fe)	10 atoms
Zinc	(Zn)	2 atoms

The binding sites of Iodine atom in the Chicken Cytochrome BC1 Complex with Zn++ and An Iodinated Derivative of Kresoxim-Methyl Bound (pdb code 3h1k). This binding sites where shown within 5.0 Angstroms radius around Iodine atom.
In total 2 binding sites of Iodine where determined in the Chicken Cytochrome BC1 Complex with Zn++ and An Iodinated Derivative of Kresoxim-Methyl Bound, PDB code: 3h1k:
Jump to Iodine binding site number: 1; 2;

Iodine binding site 1 out of 2 in the Chicken Cytochrome BC1 Complex with Zn++ and An Iodinated Derivative of Kresoxim-Methyl Bound


Mono view


Stereo pair view

A full contact list of Iodine with other atoms in the I binding site number 1 of Chicken Cytochrome BC1 Complex with Zn++ and An Iodinated Derivative of Kresoxim-Methyl Bound within 5.0Å range: probe atom residue distance (Å) B Occ C:I2001 b:80.0 occ:1.00 I1 C:IKR2001 0.0 80.0 1.0 C1 C:IKR2001 2.1 71.3 1.0 CE C:MET125 3.0 47.1 1.0 C6 C:IKR2001 3.0 69.5 1.0 C2 C:IKR2001 3.0 69.6 1.0 C40 C:IKR2001 3.4 67.8 1.0 SD C:MET125 3.8 51.5 1.0 CE2 C:PHE275 4.1 56.1 1.0 C3 C:IKR2001 4.3 66.9 1.0 CD2 C:PHE275 4.3 56.5 1.0 C5 C:IKR2001 4.3 66.9 1.0 CB C:MET125 4.5 48.1 1.0 CD2 C:LEU295 4.6 59.8 1.0 CG C:MET125 4.7 50.4 1.0 CD1 C:LEU295 4.8 61.3 1.0 CZ C:PHE275 4.8 58.0 1.0 C4 C:IKR2001 4.9 66.2 1.0 CG C:LEU295 4.9 60.5 1.0 CB C:ALA278 5.0 50.0 1.0

Iodine binding site 2 out of 2 in the Chicken Cytochrome BC1 Complex with Zn++ and An Iodinated Derivative of Kresoxim-Methyl Bound


Mono view


Stereo pair view

A full contact list of Iodine with other atoms in the I binding site number 2 of Chicken Cytochrome BC1 Complex with Zn++ and An Iodinated Derivative of Kresoxim-Methyl Bound within 5.0Å range: probe atom residue distance (Å) B Occ P:I3001 b:0.5 occ:1.00 I1 P:IKR3001 0.0 0.5 1.0 C1 P:IKR3001 2.1 0.8 1.0 C6 P:IKR3001 3.0 0.6 1.0 C2 P:IKR3001 3.0 0.4 1.0 CE P:MET125 3.2 73.4 1.0 C40 P:IKR3001 3.5 0.0 1.0 SD P:MET125 3.9 78.2 1.0 CD2 P:LEU295 4.3 95.2 1.0 C5 P:IKR3001 4.3 0.1 1.0 C3 P:IKR3001 4.3 0.7 1.0 CE2 P:PHE275 4.4 89.3 1.0 CD2 P:PHE275 4.6 87.8 1.0 CD1 P:LEU295 4.6 96.2 1.0 CG P:LEU295 4.6 96.9 1.0 CB P:MET125 4.8 71.7 1.0 C4 P:IKR3001 4.9 0.2 1.0 CG P:MET125 5.0 74.4 1.0

E.A.Berry, Z.Zhang, H.D.Bellamy, L.Huang. Crystallographic Location of Two Zn(2+)-Binding Sites in the Avian Cytochrome Bc(1) Complex Biochim.Biophys.Acta V.1459 440 2000.
ISSN: ISSN 0006-3002
PubMed: 11004461