1HQO Signaling Protein date Dec 18, 2000
title Crystal Structure Of The Nitrogen Regulation Fragment Of The Prion Protein Ure2p
authors T.C.Umland, K.L.Taylor, S.Rhee, R.B.Wickner, D.R.Davies
compound source
Molecule: Ure2 Protein
Chain: A, B
Fragment: Nitrogen Regulation Fragment
Engineered: Yes
Organism_scientific: Saccharomyces Cerevisiae
Organism_common: Baker'S Yeast
Organism_taxid: 4932
Gene: Ure2
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: B834(De3)Plyss
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pflag
symmetry Space Group: P 21 21 21
R_factor 0.221 R_Free 0.275
crystal
cell
length a length b length c angle alpha angle beta angle gamma
64.310 69.190 149.990 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.30 Å
ligand MSE enzyme
related structures by homologous chain: 1K0B, 1K0D
Gene
Ontology
ChainFunctionProcessComponent
A, B


Primary referenceThe crystal structure of the nitrogen regulation fragment of the yeast prion protein Ure2p., Umland TC, Taylor KL, Rhee S, Wickner RB, Davies DR, Proc Natl Acad Sci U S A 2001 Feb 13;98(4):1459-64. PMID:11171973
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (84 Kb) [Save to disk]
  • Biological Unit Coordinates (1hqo.pdb1.gz) 79 Kb
  • LPC: Ligand-Protein Contacts for 1HQO
  • CSU: Contacts of Structural Units for 1HQO
  • Likely Quarternary Molecular Structure file(s) for 1HQO
  • Structure Factors (437 Kb)
  • Retrieve 1HQO in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1HQO from S2C, [Save to disk]
  • Re-refined 1hqo structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1HQO 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 1HQO
  • 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 1HQO, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1hqoa2, region A:106-200 [Jmol] [rasmolscript] [script source]
        - Domain d1hqoa1, region A:201-354 [Jmol] [rasmolscript] [script source]
        - Domain d1hqob2, region B:110-200 [Jmol] [rasmolscript] [script source]
        - Domain d1hqob1, region B:201-354 [Jmol] [rasmolscript] [script source]
  • 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: [1hqo] [1hqo_B] [1hqo_A]
  • SWISS-PROT database: [P23202]
  • Domain organization of [URE2_YEAST] by SWISSPFAM
  • Other resources with information on 1HQO
  • Community annotation for 1HQO 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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