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Iron in PDB 4rrt: Crystal Structure of A Human Cytochrome P450 2B6 (Y226H/K262R) in Complex with (+)-3-Carene

Enzymatic activity of Crystal Structure of A Human Cytochrome P450 2B6 (Y226H/K262R) in Complex with (+)-3-Carene

All present enzymatic activity of Crystal Structure of A Human Cytochrome P450 2B6 (Y226H/K262R) in Complex with (+)-3-Carene:
1.14.14.1;

Protein crystallography data

The structure of Crystal Structure of A Human Cytochrome P450 2B6 (Y226H/K262R) in Complex with (+)-3-Carene, PDB code: 4rrt was solved by M.B.Shah, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 67.69 / 2.20
Space group P 32
Cell size a, b, c (Å), α, β, γ (°) 78.070, 78.070, 203.081, 90.00, 90.00, 120.00
R / Rfree (%) 17 / 22.2

Iron Binding Sites:

The binding sites of Iron atom in the Crystal Structure of A Human Cytochrome P450 2B6 (Y226H/K262R) in Complex with (+)-3-Carene (pdb code 4rrt). This binding sites where shown within 5.0 Angstroms radius around Iron atom.
In total 2 binding sites of Iron where determined in the Crystal Structure of A Human Cytochrome P450 2B6 (Y226H/K262R) in Complex with (+)-3-Carene, PDB code: 4rrt:
Jump to Iron binding site number: 1; 2;

Iron binding site 1 out of 2 in 4rrt

Go back to Iron Binding Sites List in 4rrt
Iron binding site 1 out of 2 in the Crystal Structure of A Human Cytochrome P450 2B6 (Y226H/K262R) in Complex with (+)-3-Carene


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 1 of Crystal Structure of A Human Cytochrome P450 2B6 (Y226H/K262R) in Complex with (+)-3-Carene within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Fe501

b:20.6
occ:1.00
FE A:HEM501 0.0 20.6 1.0
NC A:HEM501 2.0 21.2 1.0
NA A:HEM501 2.0 20.1 1.0
NB A:HEM501 2.1 22.1 1.0
ND A:HEM501 2.2 21.9 1.0
SG A:CYS436 2.4 20.0 1.0
C4C A:HEM501 3.0 23.6 1.0
C1C A:HEM501 3.0 22.9 1.0
C4A A:HEM501 3.1 21.6 1.0
C1A A:HEM501 3.1 23.1 1.0
CB A:CYS436 3.1 23.3 1.0
C1B A:HEM501 3.1 20.0 1.0
C4D A:HEM501 3.1 25.4 1.0
C4B A:HEM501 3.1 25.1 1.0
C1D A:HEM501 3.1 23.1 1.0
CHA A:HEM501 3.4 22.9 1.0
CHB A:HEM501 3.4 19.1 1.0
CHD A:HEM501 3.4 23.9 1.0
CHC A:HEM501 3.5 23.5 1.0
C8 A:3V4502 3.6 48.1 1.0
CA A:CYS436 3.9 24.9 1.0
C3C A:HEM501 4.2 24.8 1.0
C2C A:HEM501 4.2 22.9 1.0
C3A A:HEM501 4.3 21.9 1.0
C2A A:HEM501 4.3 17.7 1.0
C2B A:HEM501 4.3 21.1 1.0
C3B A:HEM501 4.3 19.4 1.0
C3D A:HEM501 4.4 20.6 1.0
C2D A:HEM501 4.4 23.1 1.0
C A:CYS436 4.7 25.4 1.0
N A:GLY438 4.8 26.0 1.0
CG2 A:THR302 4.8 30.0 1.0
N A:LEU437 4.9 25.7 1.0

Iron binding site 2 out of 2 in 4rrt

Go back to Iron Binding Sites List in 4rrt
Iron binding site 2 out of 2 in the Crystal Structure of A Human Cytochrome P450 2B6 (Y226H/K262R) in Complex with (+)-3-Carene


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 2 of Crystal Structure of A Human Cytochrome P450 2B6 (Y226H/K262R) in Complex with (+)-3-Carene within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Fe501

b:21.1
occ:1.00
FE B:HEM501 0.0 21.1 1.0
NC B:HEM501 2.0 23.1 1.0
NB B:HEM501 2.0 23.6 1.0
NA B:HEM501 2.1 21.9 1.0
ND B:HEM501 2.2 24.2 1.0
SG B:CYS436 2.3 20.7 1.0
C4C B:HEM501 3.0 25.3 1.0
C1C B:HEM501 3.0 24.2 1.0
C4B B:HEM501 3.0 25.4 1.0
C1B B:HEM501 3.1 21.5 1.0
C1A B:HEM501 3.1 24.1 1.0
C4A B:HEM501 3.1 23.5 1.0
C1D B:HEM501 3.1 25.1 1.0
C4D B:HEM501 3.2 26.5 1.0
CB B:CYS436 3.2 24.2 1.0
CHC B:HEM501 3.4 23.3 1.0
CHD B:HEM501 3.5 23.9 1.0
CHB B:HEM501 3.5 20.6 1.0
CHA B:HEM501 3.5 21.8 1.0
C8 B:3V4502 3.6 58.0 1.0
CA B:CYS436 4.0 24.8 1.0
C3C B:HEM501 4.2 25.3 1.0
C2C B:HEM501 4.2 23.2 1.0
C2B B:HEM501 4.3 23.8 1.0
C3B B:HEM501 4.3 20.7 1.0
C3A B:HEM501 4.3 23.7 1.0
C2A B:HEM501 4.3 20.2 1.0
C2D B:HEM501 4.4 23.9 1.0
C3D B:HEM501 4.4 20.6 1.0
N B:GLY438 4.8 27.2 1.0
C B:CYS436 4.8 26.9 1.0
CG2 B:THR302 4.9 31.2 1.0
N B:LEU437 4.9 27.2 1.0
CD1 B:PHE429 5.0 20.4 1.0

Reference:

M.B.Shah, P.R.Wilderman, J.Liu, H.H.Jang, Q.Zhang, C.D.Stout, J.R.Halpert. Structural and Biophysical Characterization of Human Cytochromes P450 2B6 and 2A6 Bound to Volatile Hydrocarbons: Analysis and Comparison. Mol.Pharmacol. 2015.
ISSN: ESSN 1521-0111
PubMed: 25585967
DOI: 10.1124/MOL.114.097014
Page generated: Tue Aug 5 14:17:13 2025

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