2PUA CRYSTAL STRUCTURE OF THE LACI FAMILY MEMBER, PURR, BOUND TO DNA: MINOR GROOVE BINDING BY ALPHA HELICES date
authors Schumacher, R.G., Choi, K.Y., Zalkin, H., Brennan, M.A.
compound source
symmetry
R_factor
R_Free
crystal
cell
length a length b length c angle alpha angle beta angle gamma
method X-Ray Diffractionresolution 2.90
ligand 6MP enzyme
related structures by homologous chain: 1JFS, 1QP7
Gene
Ontology
ChainFunctionProcessComponent
A


Primary referenceCrystal structure of LacI member, PurR, bound to DNA: minor groove binding by alpha helices., Schumacher MA, Choi KY, Zalkin H, Brennan RG, Science. 1994 Nov 4;266(5186):763-70. PMID:7973627
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (67 Kb) [Save to disk]
  • Biological Unit Coordinates (2pua.pdb1.gz) 121 Kb
  • LPC: Ligand-Protein Contacts for 2PUA
  • CSU: Contacts of Structural Units for 2PUA
  • Likely Quarternary Molecular Structure file(s) for 2PUA
  • Retrieve 2PUA in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2PUA from S2C, [Save to disk]
  • View 2PUA 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 2PUA
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 2PUA, from MSDmotif at EBI
  • Genome occurence of 2PUA's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d2puaa1, region A:2-58 [Jmol] [rasmolscript] [script source]
        - Domain d2puaa2, region A:59-340 [Jmol] [rasmolscript] [script source]
  • Fold representative 2pua 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: [2pua_B] [2pua_A] [2pua]
  • SWISS-PROT database: [P0ACP7]
  • Domain organization of [PURR_ECOLI] by SWISSPFAM
  • Domain found in 2PUA: [HTH_LACI ] by SMART
  • Other resources with information on 2PUA
  • Community annotation for 2PUA 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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