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Zinc in PDB 3b3n: Structure of Neuronal Nos Heme Domain in Complex with A Inhibitor (+-)-N1-{Cis-4'-[(6"-Aminopyridin-2"-Yl) Methyl]Pyrrolidin-3'-Yl}Ethane-1,2-Diamine

Enzymatic activity of Structure of Neuronal Nos Heme Domain in Complex with A Inhibitor (+-)-N1-{Cis-4'-[(6"-Aminopyridin-2"-Yl) Methyl]Pyrrolidin-3'-Yl}Ethane-1,2-Diamine

All present enzymatic activity of Structure of Neuronal Nos Heme Domain in Complex with A Inhibitor (+-)-N1-{Cis-4'-[(6"-Aminopyridin-2"-Yl) Methyl]Pyrrolidin-3'-Yl}Ethane-1,2-Diamine:
1.14.13.39;

Protein crystallography data

The structure of Structure of Neuronal Nos Heme Domain in Complex with A Inhibitor (+-)-N1-{Cis-4'-[(6"-Aminopyridin-2"-Yl) Methyl]Pyrrolidin-3'-Yl}Ethane-1,2-Diamine, PDB code: 3b3n was solved by J.Igarashi, H.Li, T.L.Poulos, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 49.64 / 1.98
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 52.050, 110.690, 164.840, 90.00, 90.00, 90.00
R / Rfree (%) 23 / 27

Other elements in 3b3n:

The structure of Structure of Neuronal Nos Heme Domain in Complex with A Inhibitor (+-)-N1-{Cis-4'-[(6"-Aminopyridin-2"-Yl) Methyl]Pyrrolidin-3'-Yl}Ethane-1,2-Diamine also contains other interesting chemical elements:

Iron (Fe) 2 atoms

Zinc Binding Sites:

The binding sites of Zinc atom in the Structure of Neuronal Nos Heme Domain in Complex with A Inhibitor (+-)-N1-{Cis-4'-[(6"-Aminopyridin-2"-Yl) Methyl]Pyrrolidin-3'-Yl}Ethane-1,2-Diamine (pdb code 3b3n). This binding sites where shown within 5.0 Angstroms radius around Zinc atom.
In total only one binding site of Zinc was determined in the Structure of Neuronal Nos Heme Domain in Complex with A Inhibitor (+-)-N1-{Cis-4'-[(6"-Aminopyridin-2"-Yl) Methyl]Pyrrolidin-3'-Yl}Ethane-1,2-Diamine, PDB code: 3b3n:

Zinc binding site 1 out of 1 in 3b3n

Go back to Zinc Binding Sites List in 3b3n
Zinc binding site 1 out of 1 in the Structure of Neuronal Nos Heme Domain in Complex with A Inhibitor (+-)-N1-{Cis-4'-[(6"-Aminopyridin-2"-Yl) Methyl]Pyrrolidin-3'-Yl}Ethane-1,2-Diamine


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Structure of Neuronal Nos Heme Domain in Complex with A Inhibitor (+-)-N1-{Cis-4'-[(6"-Aminopyridin-2"-Yl) Methyl]Pyrrolidin-3'-Yl}Ethane-1,2-Diamine within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Zn900

b:29.4
occ:1.00
 SG A:CYS326 2.3 35.3 1.0
SG B:CYS326 2.3 30.9 1.0
SG B:CYS331 2.3 32.1 1.0
SG A:CYS331 2.3 28.8 1.0
CB A:CYS331 3.3 32.3 1.0
CB B:CYS331 3.3 32.8 1.0
CB A:CYS326 3.5 38.2 1.0
CA A:CYS331 3.5 34.9 1.0
CB B:CYS326 3.5 35.8 1.0
CA B:CYS331 3.6 32.3 1.0
N A:MET332 3.9 34.2 1.0
N B:MET332 4.0 29.2 1.0
N A:GLY333 4.1 34.4 1.0
C A:CYS331 4.1 33.6 1.0
N B:GLY333 4.2 30.1 1.0
C B:CYS331 4.3 30.4 1.0
CA A:GLY333 4.5 34.3 1.0
CA B:GLY333 4.6 32.3 1.0
O B:HOH1237 4.8 45.3 1.0
N A:CYS331 4.8 36.8 1.0
CA A:CYS326 4.9 40.4 1.0
N B:CYS331 4.9 34.1 1.0
C A:MET332 4.9 34.9 1.0
CA B:CYS326 5.0 37.6 1.0

Reference:

H.Ji, B.Z.Stanton, J.Igarashi, H.Li, P.Martasek, L.J.Roman, T.L.Poulos, R.B.Silverman. Minimal Pharmacophoric Elements and Fragment Hopping, An Approach Directed at Molecular Diversity and Isozyme Selectivity. Design of Selective Neuronal Nitric Oxide Synthase Inhibitors. J.Am.Chem.Soc. V. 130 3900 2008.
ISSN: ISSN 0002-7863
PubMed: 18321097
DOI: 10.1021/JA0772041
Page generated: Thu Oct 24 11:24:29 2024

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