1UNX Four Helix Bundle date Sep 15, 2003
title Structure Based Engineering Of Internal Molecular Surfaces Of Four Helix Bundles
authors M.K.Yadav, J.E.Redman, J.M.Alvarez-Gutierrez, Y.Zhang, C.D.Stout, M.R.Ghadiri
compound source
Molecule: General Control Protein Gcn4
Chain: A, B
Synonym: Gcn4 Leucine Zipper, Amino Acid Biosynthesis Regulatory Protein, Pl1;
Mutation: Yes
Other_details: Dimer Asymmetric Unit Of Four Helix Bundle Mutation Leu23ser
Synthetic: Yes
Organism_scientific: Saccharomyces Cerevisiae
Organism_common: Baker'S Yeast
Organism_taxid: 4932
Other_details: Based On Sequence From Saccharomyces Cerevisiae (Baker'S Yeast)
symmetry Space Group: P 41 3 2
R_factor 0.24619 R_Free 0.30603
length a length b length c angle alpha angle beta angle gamma
78.814 78.814 78.814 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.40 Å
related structures by homologous chain: 1CE0, 1UO0
Primary referenceStructure-based engineering of internal cavities in coiled-coil peptides., Yadav MK, Redman JE, Leman LJ, Alvarez-Gutierrez JM, Zhang Y, Stout CD, Ghadiri MR, Biochemistry. 2005 Jul 19;44(28):9723-32. PMID:16008357
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (17 Kb) [Save to disk]
  • Biological Unit Coordinates (1unx.pdb1.gz) 22 Kb
  • CSU: Contacts of Structural Units for 1UNX
  • Likely Quarternary Molecular Structure file(s) for 1UNX
  • Structure Factors (88 Kb)
  • Retrieve 1UNX in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1UNX from S2C, [Save to disk]
  • Re-refined 1unx structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1UNX 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 1UNX
  • 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 1UNX, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1unxa_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1unxb_, region B [Jmol] [rasmolscript] [script source]
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1unx_B] [1unx] [1unx_A]
  • SWISS-PROT database: [P03069]
  • Domain organization of [GCN4_YEAST] by SWISSPFAM
  • Other resources with information on 1UNX
  • Community annotation for 1UNX 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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