3B3N	Oxidoreductase	date	Oct 22, 2007
title	Structure Of Neuronal Nos Heme Domain In Complex With A Inhi )-N1-{Cis-4'-[(6"-Aminopyridin-2"-Yl)Methyl]Pyrrolidin-3'-Y 1,2-Diamine
authors	J.Igarashi, H.Li, T.L.Poulos
compound		source
Molecule: Nitric-Oxide Synthase Chain: A, B Fragment: Residues 297-718 Synonym: Nos Type I, Neuronal Nos, N-Nos, Nnos, Constitutiv Nos, Bnos; Ec: 1.14.13.39 Engineered: Yes		Organism_scientific: Rattus Norvegicus Organism_common: Rat Expression_system: Escherichia Coli Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pcwori
symmetry	Space Group: P 21 21 21	R_factor 0.230 R_Free 0.270
crystal cell	length a length b length c angle alpha angle beta angle gamma 52.050 110.690 164.840 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.98 Å
ligand	ACT, H4B, HEM, JI2, ZN BindingDB	enzyme	Oxidoreductase E.C.1.14.13.39 BRENDA
Gene Ontology	Chain Function Process Component A, B
Primary reference	Minimal pharmacophoric elements and fragment hopping, an approach directed at molecular diversity and isozyme selectivity. Design of selective neuronal nitric oxide synthase inhibitors., Ji H, Stanton BZ, Igarashi J, Li H, Martasek P, Roman LJ, Poulos TL, Silverman RB, J Am Chem Soc. 2008 Mar 26;130(12):3900-14. Epub 2008 Mar 6. PMID:18321097

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (150 Kb) [Save to disk] Biological Unit Coordinates (3b3n.pdb1.gz) 144 Kb LPC: Ligand-Protein Contacts for 3B3N CSU: Contacts of Structural Units for 3B3N Likely Quarternary Molecular Structure file(s) for 3B3N Structure Factors (552 Kb) Retrieve 3B3N in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3B3N from S2C, [Save to disk] Re-refined 3b3n structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3B3N in 3D

Proteopedia, because life has more than 2D. On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure. On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.

Visual 3D analysis of 3B3N

Ramachandran plot from PDBSum

Structure-derived information

Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 3B3N, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3b3n_A] [3b3n] [3b3n_B] SWISS-PROT database: [P29476] Domain organization of [NOS1_RAT] by SWISSPFAM

Other resources with information on 3B3N

Community annotation for 3B3N at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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