Iron in PDB 1om4: Structure of Rat Neuronal Nos Heme Domain with L-Arginine Bound

All present enzymatic activity of Structure of Rat Neuronal Nos Heme Domain with L-Arginine Bound:
1.14.13.39;

The structure of Structure of Rat Neuronal Nos Heme Domain with L-Arginine Bound, PDB code: 1om4 was solved by H.Li, P.Martasek, H.Shimizu, B.S.S.Masters, T.L.Poulos, C.S.Raman, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	29.98 / 1.75
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	51.890, 110.190, 164.680, 90.00, 90.00, 90.00
R / Rfree (%)	22 / 24.5

The structure of Structure of Rat Neuronal Nos Heme Domain with L-Arginine Bound also contains other interesting chemical elements:

Zinc

(Zn)

1 atom

The binding sites of Iron atom in the Structure of Rat Neuronal Nos Heme Domain with L-Arginine Bound (pdb code 1om4). This binding sites where shown within 5.0 Angstroms radius around Iron atom.
In total 2 binding sites of Iron where determined in the Structure of Rat Neuronal Nos Heme Domain with L-Arginine Bound, PDB code: 1om4:
Jump to Iron binding site number: 1; 2;

Iron binding site 1 out of 2 in the Structure of Rat Neuronal Nos Heme Domain with L-Arginine Bound


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 1 of Structure of Rat Neuronal Nos Heme Domain with L-Arginine Bound within 5.0Å range: probe atom residue distance (Å) B Occ A:Fe750 b:18.2 occ:1.00 FE A:HEM750 0.0 18.2 1.0 NB A:HEM750 2.0 21.2 1.0 NC A:HEM750 2.0 19.1 1.0 ND A:HEM750 2.0 21.4 1.0 NA A:HEM750 2.0 22.1 1.0 SG A:CYS415 2.3 20.5 1.0 C1C A:HEM750 3.1 19.3 1.0 C1A A:HEM750 3.1 20.1 1.0 C4C A:HEM750 3.1 17.1 1.0 C1B A:HEM750 3.1 21.3 1.0 C4D A:HEM750 3.1 20.5 1.0 C1D A:HEM750 3.1 18.8 1.0 C4B A:HEM750 3.1 20.4 1.0 C4A A:HEM750 3.1 21.2 1.0 CB A:CYS415 3.3 20.1 1.0 CHA A:HEM750 3.4 20.4 1.0 CHC A:HEM750 3.4 21.4 1.0 CHD A:HEM750 3.4 17.9 1.0 CHB A:HEM750 3.5 20.8 1.0 CA A:CYS415 4.1 17.8 1.0 NH1 B:ARG770 4.2 28.0 1.0 C2B A:HEM750 4.3 22.0 1.0 C3C A:HEM750 4.3 18.3 1.0 C3D A:HEM750 4.3 20.2 1.0 C2D A:HEM750 4.3 18.9 1.0 C2C A:HEM750 4.3 19.5 1.0 C3B A:HEM750 4.3 21.5 1.0 C2A A:HEM750 4.3 19.1 1.0 C3A A:HEM750 4.3 21.4 1.0 NE1 A:TRP409 4.4 18.3 1.0 CZ B:ARG770 4.6 28.6 1.0 C A:CYS415 4.8 17.5 1.0 NH2 B:ARG770 4.9 21.4 1.0 N A:VAL416 4.9 17.2 1.0 N A:GLY417 4.9 19.9 1.0

Iron binding site 2 out of 2 in the Structure of Rat Neuronal Nos Heme Domain with L-Arginine Bound


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 2 of Structure of Rat Neuronal Nos Heme Domain with L-Arginine Bound within 5.0Å range: probe atom residue distance (Å) B Occ B:Fe750 b:16.9 occ:1.00 FE B:HEM750 0.0 16.9 1.0 NB B:HEM750 2.0 17.2 1.0 NC B:HEM750 2.0 17.4 1.0 ND B:HEM750 2.0 17.5 1.0 NA B:HEM750 2.0 20.1 1.0 SG B:CYS415 2.3 19.2 1.0 C4D B:HEM750 3.0 16.6 1.0 C1D B:HEM750 3.0 16.7 1.0 C4C B:HEM750 3.1 13.9 1.0 C1B B:HEM750 3.1 18.3 1.0 C4B B:HEM750 3.1 15.7 1.0 C1A B:HEM750 3.1 16.2 1.0 C1C B:HEM750 3.1 14.9 1.0 C4A B:HEM750 3.1 18.8 1.0 CB B:CYS415 3.4 15.3 1.0 CHD B:HEM750 3.4 16.1 1.0 CHA B:HEM750 3.4 17.2 1.0 CHC B:HEM750 3.4 15.7 1.0 CHB B:HEM750 3.5 16.3 1.0 CA B:CYS415 4.1 16.5 1.0 NH1 B:ARG771 4.2 26.7 1.0 C2B B:HEM750 4.3 18.1 1.0 C2D B:HEM750 4.3 17.5 1.0 C3D B:HEM750 4.3 18.1 1.0 C3C B:HEM750 4.3 15.1 1.0 C2A B:HEM750 4.3 19.4 1.0 C3B B:HEM750 4.3 19.8 1.0 C2C B:HEM750 4.3 14.2 1.0 C3A B:HEM750 4.3 16.6 1.0 NE1 B:TRP409 4.4 16.6 1.0 CZ B:ARG771 4.5 27.6 1.0 NH2 B:ARG771 4.8 22.8 1.0 N B:GLY417 4.8 17.3 1.0 C B:CYS415 4.8 18.0 1.0 N B:VAL416 4.9 14.8 1.0

H.Li, P.Martasek, H.Shimizu, B.S.S.Masters, T.L.Poulos, C.S.Raman. Structure of Rat Neuronal Nos Heme Domain with L-Arginine Bound To Be Published.