1K4Q Oxidoreductase date Oct 08, 2001
title Human Glutathione Reductase Inactivated By Peroxynitrite
authors S.N.Savvides, M.Scheiwein, C.C.Boehme, G.E.Arteel, P.A.Karplus, K R.H.Schirmer
compound source
Molecule: Glutathione Reductase
Chain: A
Synonym: Gr, Grase
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Escherichia Coli
Expression_system_taxid: 562
symmetry Space Group: C 1 2 1
R_factor 0.166 R_Free 0.204
length a length b length c angle alpha angle beta angle gamma
119.750 63.650 84.710 90.00 58.42 90.00
method X-Ray Diffractionresolution 1.90 Å
ligand FAD, NIY enzyme Oxidoreductase E.C. BRENDA
related structures by homologous chain: 1GRB, 1GRE

Primary referenceCrystal structure of the antioxidant enzyme glutathione reductase inactivated by peroxynitrite., Savvides SN, Scheiwein M, Bohme CC, Arteel GE, Karplus PA, Becker K, Schirmer RH, J Biol Chem 2002 Jan 25;277(4):2779-84. PMID:11705998
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (91 Kb) [Save to disk]
  • Biological Unit Coordinates (1k4q.pdb1.gz) 169 Kb
  • LPC: Ligand-Protein Contacts for 1K4Q
  • CSU: Contacts of Structural Units for 1K4Q
  • Likely Quarternary Molecular Structure file(s) for 1K4Q
  • Structure Factors (542 Kb)
  • Retrieve 1K4Q in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1K4Q from S2C, [Save to disk]
  • Re-refined 1k4q structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1K4Q 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 1K4Q
  • 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 1K4Q, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1k4qa2, region A:166-290 [Jmol] [rasmolscript] [script source]
        - Domain d1k4qa1, region A:18-165,A:291-363 [Jmol] [rasmolscript] [script source]
        - Domain d1k4qa3, region A:364-478 [Jmol] [rasmolscript] [script source]
  • Fold representative 1k4q 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: [1k4q_A] [1k4q]
  • SWISS-PROT database: [P00390]
  • Domain organization of [GSHR_HUMAN] by SWISSPFAM
  • Other resources with information on 1K4Q
  • Community annotation for 1K4Q 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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