1IW1 Oxidoreductase date Apr 04, 2002
title Crystal Structure Of A Heme Oxygenase (Hmuo) From Corynebact Diphtheriae Complexed With Heme In The Ferrous State
authors S.Hirotsu, M.Unno, G.C.Chu, D.S.Lee, S.Y.Park, Y.Shiro, M.Ikeda-Sa Structural Genomicsproteomics Initiative (Rsgi)
compound source
Molecule: Heme Oxygenase
Chain: A, B, C
Ec: 1.14.99.3
Engineered: Yes
Organism_scientific: Corynebacterium Diphtheriae
Organism_taxid: 1717
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pmw172
symmetry Space Group: P 1 21 1
R_factor 0.177 R_Free 0.202
crystal
cell
length a length b length c angle alpha angle beta angle gamma
53.865 62.837 107.208 90.00 101.02 90.00
method X-Ray Diffractionresolution 1.50 Å
ligand FRU, GLC, HEM, SO4 enzyme Oxidoreductase E.C.1.14.99.3 BRENDA
related structures by homologous chain: 1IW0, 1WNW
Gene
Ontology
ChainFunctionProcessComponent
A, C, B


Primary referenceThe crystal structures of the ferric and ferrous forms of the heme complex of HmuO, a heme oxygenase of Corynebacterium diphtheriae., Hirotsu S, Chu GC, Unno M, Lee DS, Yoshida T, Park SY, Shiro Y, Ikeda-Saito M, J Biol Chem 2004 Mar 19;279(12):11937-47. Epub 2003 Nov 26. PMID:14645223
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (228 Kb) [Save to disk]
  • Biological Unit Coordinates (1iw1.pdb1.gz) 78 Kb
  • Biological Unit Coordinates (1iw1.pdb2.gz) 75 Kb
  • Biological Unit Coordinates (1iw1.pdb3.gz) 72 Kb
  • Biological Unit Coordinates (1iw1.pdb4.gz) 152 Kb
  • LPC: Ligand-Protein Contacts for 1IW1
  • CSU: Contacts of Structural Units for 1IW1
  • Likely Quarternary Molecular Structure file(s) for 1IW1
  • Structure Factors (915 Kb)
  • Retrieve 1IW1 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1IW1 from S2C, [Save to disk]
  • Re-refined 1iw1 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1IW1 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 1IW1
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Conformational Epitope Prediction for 1IW1 1IW1A 1IW1B 1IW1C 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 1IW1, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1iw1a_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1iw1b_, region B [Jmol] [rasmolscript] [script source]
        - Domain d1iw1c_, region C [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: [1iw1] [1iw1_A] [1iw1_B] [1iw1_C]
  • SWISS-PROT database: [P71119]
  • Domain organization of [HMUO_CORDI] by SWISSPFAM
  • Other resources with information on 1IW1
  • Community annotation for 1IW1 at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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