1IR7	Hydrolase	date	Sep 19, 2001
title	Im Mutant Of Lysozyme
authors	T.Ohmura, T.Ueda, Y.Hashimoto, T.Imoto
compound		source
Molecule: Lysozyme Chain: A Synonym: Lysozyme C Ec: 3.2.1.17 Engineered: Yes Mutation: Yes		Organism_scientific: Gallus Gallus Organism_common: Chicken Organism_taxid: 9031 Tissue: Egg White Expression_system: Saccharomyces Cerevisiae Expression_system_common: Baker'S Yeast Expression_system_taxid: 4932 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pam82
symmetry	Space Group: P 43 21 2	R_factor 0.174 R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 78.930 78.930 38.090 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.90 Å
ligand		enzyme	Hydrolase E.C.3.2.1.17 BRENDA
related structures	by homologous chain: 1VED, 5LYT
Gene Ontology	Chain Function Process Component A
Primary reference	Tolerance of point substitution of methionine for isoleucine in hen egg white lysozyme., Ohmura T, Ueda T, Hashimoto Y, Imoto T, Protein Eng 2001 Jun;14(6):421-5. PMID:11477222

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (25 Kb) [Save to disk] Biological Unit Coordinates (1ir7.pdb1.gz) 21 Kb CSU: Contacts of Structural Units for 1IR7 Likely Quarternary Molecular Structure file(s) for 1IR7 Structure Factors (62 Kb) Retrieve 1IR7 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1IR7 from S2C, [Save to disk] Re-refined 1ir7 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1IR7 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 1IR7

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 1IR7, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1ir7a_, 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: [1ir7] [1ir7_A] SWISS-PROT database: [P00698] Domain organization of [LYSC_CHICK] by SWISSPFAM Domain found in 1IR7: [LYZ1 ] by SMART

Other resources with information on 1IR7

Community annotation for 1IR7 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

Movements, Movies and Images

Domain movements in 1IR7 from the Database of Macromolecular Movements. Images from IMB Jena Image Library of Biological Macromolecules.

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