2ZZB Oxidoreductase date Feb 09, 2009
title Crystal Structure Of Human Thioredoxin Reductase I And Terpy Platinum(II)
authors Y.C.Lo, T.P.Ko, A.H.J.Wang
compound source
Molecule: Thioredoxin Reductase 1, Cytoplasmic
Chain: A, B, C, D
Fragment: Residues (-13)-499
Engineered: Yes
Mutation: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Txnrd1, Kdrf
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet46 Eklic
symmetry Space Group: C 2 2 21
R_factor 0.242 R_Free 0.305
length a length b length c angle alpha angle beta angle gamma
120.947 135.165 346.037 90.00 90.00 90.00
method X-Ray Diffractionresolution 3.20 Å
ligand FAD, SO4, TPT enzyme Oxidoreductase E.C. BRENDA
A, D, C, B

Primary referenceTerpyridine-platinum(II) complexes are effective inhibitors of mammalian topoisomerases and human thioredoxin reductase 1., Lo YC, Ko TP, Su WC, Su TL, Wang AH, J Inorg Biochem. 2009 Jul;103(7):1082-92. Epub 2009 May 21. PMID:19525010
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (320 Kb) [Save to disk]
  • Biological Unit Coordinates (2zzb.pdb1.gz) 158 Kb
  • Biological Unit Coordinates (2zzb.pdb2.gz) 159 Kb
  • LPC: Ligand-Protein Contacts for 2ZZB
  • CSU: Contacts of Structural Units for 2ZZB
  • Structure Factors (476 Kb)
  • Retrieve 2ZZB in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2ZZB from S2C, [Save to disk]
  • Re-refined 2zzb structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2ZZB 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 2ZZB
  • 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 2ZZB, from MSDmotif at EBI
  • Fold representative 2zzb from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2zzb_B] [2zzb_A] [2zzb_D] [2zzb_C] [2zzb]
  • SWISS-PROT database: [Q16881]
  • Domain organization of [TRXR1_HUMAN] by SWISSPFAM
  • Other resources with information on 2ZZB
  • Community annotation for 2ZZB 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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