1DYM	Hydrolase	date	Feb 03, 2000
title	Humicola Insolens Endocellulase Cel7b (Eg 1) E197a Mutant
authors	G.J.Davies, O.Moraz, H.Driguez, M.Schulein
compound		source
Molecule: Endoglucanase I Chain: A Synonym: Cellulase, Family 7 Endoglucanase, Endo-1,4-Beta-G Ec: 3.2.1.4 Engineered: Yes Mutation: Yes Other_details: Pyroglutamate Post-Translational Modificatio Residue 1, N-Linked N-Acetylglucosamine On Residue Asns 89		Organism_scientific: Humicola Insolens Organism_taxid: 34413 Expression_system: Aspergillus Oryzae Expression_system_taxid: 5062
symmetry	Space Group: P 1 21 1	R_factor 0.158 R_Free 0.200
crystal cell	length a length b length c angle alpha angle beta angle gamma 49.969 74.284 60.146 90.00 103.82 90.00
method	X-Ray Diffraction	resolution	1.75 Å
ligand	NAG, PCA	enzyme	Hydrolase E.C.3.2.1.4 BRENDA
related structures	by homologous chain: 1OJI, 1OJK
Gene Ontology	Chain Function Process Component A
Primary reference	Crystal structure of the family 7 endoglucanase I (Cel7B) from Humicola insolens at 2.2 A resolution and identification of the catalytic nucleophile by trapping of the covalent glycosyl-enzyme intermediate., MacKenzie LF, Sulzenbacher G, Divne C, Jones TA, Woldike HF, Schulein M, Withers SG, Davies GJ, Biochem J. 1998 Oct 15;335 ( Pt 2):409-16. PMID:9761741

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (79 Kb) [Save to disk] Biological Unit Coordinates (1dym.pdb1.gz) 74 Kb LPC: Ligand-Protein Contacts for 1DYM CSU: Contacts of Structural Units for 1DYM Likely Quarternary Molecular Structure file(s) for 1DYM Structure Factors (308 Kb) Retrieve 1DYM in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1DYM from S2C, [Save to disk] Re-refined 1dym structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1DYM 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 1DYM

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 1DYM, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1dyma_, 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: [1dym_A] [1dym] SWISS-PROT database: [P56680] Domain organization of [GUN1_HUMIN] by SWISSPFAM

Other resources with information on 1DYM

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

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Images from IMB Jena Image Library of Biological Macromolecules.

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