1NU5	Isomerase	date	Jan 31, 2003
title	Crystal Structure Of Pseudomonas Sp. P51 Chloromuconate Lact Enzyme
authors	T.Kajander, L.Lehtio, A.Goldman
compound		source
Molecule: Chloromuconate Cycloisomerase Chain: A Synonym: Cl-Mle, Muconate Cycloisomerase II, Chloromuconate Lactonizing Enzyme; Ec: 5.5.1.7 Engineered: Yes		Organism_scientific: Pseudomonas Sp. Organism_taxid: 65067 Strain: P51 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet11a
symmetry	Space Group: I 4 2 2	R_factor 0.200 R_Free 0.231
crystal cell	length a length b length c angle alpha angle beta angle gamma 135.355 135.355 105.033 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.95 Å
ligand	MN	enzyme	Isomerase E.C.5.5.1.7 BRENDA
related structures	by homologous chain: 2CHR
Gene Ontology	Chain Function Process Component A
Primary reference	The structure of Pseudomonas P51 Cl-muconate lactonizing enzyme: co-evolution of structure and dynamics with the dehalogenation function., Kajander T, Lehtio L, Schlomann M, Goldman A, Protein Sci 2003 Sep;12(9):1855-64. PMID:12930985

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (66 Kb) [Save to disk] Biological Unit Coordinates (1nu5.pdb1.gz) 472 Kb LPC: Ligand-Protein Contacts for 1NU5 CSU: Contacts of Structural Units for 1NU5 Likely Quarternary Molecular Structure file(s) for 1NU5 Structure Factors (300 Kb) Retrieve 1NU5 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1NU5 from S2C, [Save to disk] Re-refined 1nu5 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1NU5 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 1NU5

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 1NU5, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1nu5a2, region A:1-126 [Jmol] [rasmolscript] [script source]     - Domain d1nu5a1, region A:127-369 [Jmol] [rasmolscript] [script source]

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1nu5_A] [1nu5] SWISS-PROT database: [P27099] Domain organization of [TCBD_PSESQ] by SWISSPFAM Domain found in 1NU5: [MR_MLE ] by SMART

Other resources with information on 1NU5

Community annotation for 1NU5 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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