3CN9	Hydrolase	date	Mar 25, 2008
title	Crystal Structure Analysis Of The Carboxylesterase Pa3859 Fr Pseudomonas Aeruginosa Pao1- Orthorhombic Crystal Form
authors	D.Lamba, A.Pesaresi
compound		source
Molecule: Carboxylesterase Chain: A, B Ec: 3.1.1.1 Engineered: Yes		Organism_scientific: Pseudomonas Aeruginosa Organism_taxid: 287 Strain: Pao1 Gene: Pa3859 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: M15 (Prep4) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pqe-31
symmetry	Space Group: P 21 21 2	R_factor 0.196 R_Free 0.240
crystal cell	length a length b length c angle alpha angle beta angle gamma 96.423 96.363 68.044 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.09 Å
ligand	2PE, PG0	enzyme	Hydrolase E.C.3.1.1.1 BRENDA
Gene Ontology	Chain Function Process Component A, B
Primary reference	Insights into the fatty acid chain length specificity of the carboxylesterase PA3859 from Pseudomonas aeruginosa: A combined structural, biochemical and computational study., Pesaresi A, Lamba D, Biochimie. 2010 Dec;92(12):1787-92. Epub 2010 Sep 17. PMID:20850500

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (78 Kb) [Save to disk] Biological Unit Coordinates (3cn9.pdb1.gz) 38 Kb Biological Unit Coordinates (3cn9.pdb2.gz) 38 Kb LPC: Ligand-Protein Contacts for 3CN9 CSU: Contacts of Structural Units for 3CN9 Likely Quarternary Molecular Structure file(s) for 3CN9 Structure Factors (285 Kb) Retrieve 3CN9 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3CN9 from S2C, [Save to disk] Re-refined 3cn9 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3CN9 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 3CN9

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 3CN9, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3cn9_A] [3cn9_B] [3cn9] SWISS-PROT database: [Q9HXE7] Domain organization of [Q9HXE7_PSEAE] by SWISSPFAM

Other resources with information on 3CN9

Community annotation for 3CN9 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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