1M9H Oxidoreductase date Jul 29, 2002
title Corynebacterium 2,5-Dkgr A And Phe 22 Replaced With Tyr (F22 232 Replaced With Gly (K232g), Arg 238 Replaced With His (R Ala 272 Replaced With Gly (A272g)In Presence Of Nadh Cofact
authors G.Sanli, M.Blaber
compound source
Molecule: 2,5-Diketo-D-Gluconic Acid Reductase A
Chain: A
Synonym: 2,5-Dkg Reductase A, 2,5-Dkgr A, 25dkgr-A, Akr5c
Ec: 1.1.1.-
Engineered: Yes
Mutation: Yes
Organism_scientific: Corynebacterium Sp.
Organism_taxid: 1720
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet-21a(+)
symmetry Space Group: C 1 2 1
R_factor 0.213 R_Free 0.261
length a length b length c angle alpha angle beta angle gamma
111.950 55.240 51.540 90.00 111.66 90.00
method X-Ray Diffractionresolution 2.00 Å
ligand NAD, SO4 enzyme Oxidoreductase E.C.1.1.1 BRENDA
related structures by homologous chain: 1A80, 1HW6

Primary referenceStructural alteration of cofactor specificity in Corynebacterium 2,5-diketo-D-gluconic acid reductase., Sanli G, Banta S, Anderson S, Blaber M, Protein Sci 2004 Feb;13(2):504-12. Epub 2004 Jan 10. PMID:14718658
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (51 Kb) [Save to disk]
  • Biological Unit Coordinates (1m9h.pdb1.gz) 47 Kb
  • Biological Unit Coordinates (1m9h.pdb2.gz) 92 Kb
  • LPC: Ligand-Protein Contacts for 1M9H
  • CSU: Contacts of Structural Units for 1M9H
  • Likely Quarternary Molecular Structure file(s) for 1M9H
  • Structure Factors (153 Kb)
  • Retrieve 1M9H in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1M9H from S2C, [Save to disk]
  • Re-refined 1m9h structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1M9H 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 1M9H
  • Cartoon representation from PDB Cartoon
  • 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
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 1M9H, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1m9ha_, region A [Jmol] [rasmolscript] [script source]
  • Fold representative 1m9h from FSSP and Dali (Families of Structurally Similar Proteins)
  • 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: [1m9h] [1m9h_A]
  • SWISS-PROT database: [P06632]
  • Domain organization of [DKGA_CORSC] by SWISSPFAM
  • Other resources with information on 1M9H
  • Community annotation for 1M9H 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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