2B22 Biosynthetic Protein date Sep 16, 2005
title Antiparallel Four-Stranded Coiled Coil Specified By A 3-3-1 Hydrophobic Heptad Repeat
authors Y.Deng, J.Liu, Q.Zheng, D.Eliezer, N.R.Kallenbach, M.Lu
compound source
Molecule: General Control Protein Gcn4
Chain: A
Synonym: Amino Acid Biosynthesis Regulatory Protein
Engineered: Yes
 Organism_scientific: Saccharomyces Cerevisiae
Organism_common: Baker'S Yeast
Organism_taxid: 4932
Gene: Gcn4, Aas3, Arg9
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Bl21plysis
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Ppv
symmetry Space Group: I 41 2 2
R_factor 0.224 R_Free 0.276
crystal
cell
length a length b length c angle alpha angle beta angle gamma
45.985 45.985 52.987 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.00 Å
ligand NA enzyme
Primary referenceAntiparallel four-stranded coiled coil specified by a 3-3-1 hydrophobic heptad repeat., Deng Y, Liu J, Zheng Q, Eliezer D, Kallenbach NR, Lu M, Structure. 2006 Feb;14(2):247-55. PMID:16472744
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (10 Kb) [Save to disk]
  • Biological Unit Coordinates (2b22.pdb1.gz) 15 Kb
  • LPC: Ligand-Protein Contacts for 2B22
  • CSU: Contacts of Structural Units for 2B22
  • Likely Quarternary Molecular Structure file(s) for 2B22
  • Structure Factors (33 Kb)
  • Retrieve 2B22 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2B22 from S2C, [Save to disk]
  • Re-refined 2b22 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
    • View 2B22 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 2B22
  • 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 2B22, from MSDmotif at EBI
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2b22] [2b22_A]
  • SWISS-PROT database: [P03069]
  • Domain organization of [GCN4_YEAST] by SWISSPFAM
    • Other resources with information on 2B22
  • Community annotation for 2B22 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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