2NLR	Hydrolase	date	Nov 02, 1998
title	Streptomyces Lividans Endoglucanase (Ec: 3.2.1.4) Complex Wi Modified Glucose Trimer
authors	G.Sulzenbacher, C.Dupont, G.J.Davies
compound		source
Molecule: Protein (Endoglucanase (E.C.3.2.1.4)) Chain: A Fragment: Catalytic Domain Synonym: Celb Ec: 3.2.1.4 Engineered: Yes		Organism_scientific: Streptomyces Lividans Organism_taxid: 1916 Strain: 66 Gene: Celb Expression_system: Streptomyces Lividans Expression_system_taxid: 1916 Expression_system_strain: 66 Expression_system_plasmid: Piaf9, Piaf18
symmetry	Space Group: P 31 2 1	R_factor R_Free
crystal cell	length a length b length c angle alpha angle beta angle gamma 65.960 65.960 88.741 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	1.20 Å
ligand	BGC, G2F, SHG	enzyme	Hydrolase E.C.3.2.1.4 BRENDA
note	2NLR is a representative structure
related structures	by homologous chain: 1OA4
Gene Ontology	Chain Function Process Component A
Primary reference	The crystal structure of a 2-fluorocellotriosyl complex of the Streptomyces lividans endoglucanase CelB2 at 1.2 A resolution., Sulzenbacher G, Mackenzie LF, Wilson KS, Withers SG, Dupont C, Davies GJ, Biochemistry 1999 Apr 13;38(15):4826-33. PMID:10200171

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (140 Kb) [Save to disk] Biological Unit Coordinates (2nlr.pdb1.gz) 134 Kb LPC: Ligand-Protein Contacts for 2NLR CSU: Contacts of Structural Units for 2NLR Likely Quarternary Molecular Structure file(s) for 2NLR Structure Factors (476 Kb) Retrieve 2NLR in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2NLR from S2C, [Save to disk] Re-refined 2nlr structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2NLR 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 2NLR

Ramachandran plot from PDBSum

Structure-derived information

Conformational Epitope Prediction for 2NLR from the CEP Server. Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 2NLR, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d2nlra_, region A [Jmol] [rasmolscript] [script source] Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH Summaries and structural analyses of PDB data files from PDBSum Identification of Protein Pockets & Cavities at CASTp

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2nlr_A] [2nlr] SWISS-PROT database: [Q54331] Domain organization of [Q54331_STRLI] by SWISSPFAM

Other resources with information on 2NLR

Community annotation for 2NLR at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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