2HQK Luminescent Protein date Jul 18, 2006
title Crystal Structure Of A Monomeric Cyan Fluorescent Protein De Clavularia
authors J.N.Henderson, R.E.Campbell, H.Ai, S.J.Remington
compound source
Molecule: Cyan Fluorescent Chromoprotein
Chain: A
Engineered: Yes
Mutation: Yes
 Organism_scientific: Clavularia Sp.
Organism_taxid: 86521
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Dh10b (Invitrogen)
Expression_system_vector_type: Plasmid
Expression_system_vector: His B (Invitrogen)
Expression_system_plasmid: Pbad
symmetry Space Group: C 1 2 1
R_factor
R_Free
crystal
cell
length a length b length c angle alpha angle beta angle gamma
89.830 38.020 61.119 90.00 90.81 90.00
method X-Ray Diffractionresolution 1.19 Å
ligand ACT, CL, PIA, ZN enzyme
Gene
Ontology
ChainFunctionProcessComponent
A


Primary referenceDirected evolution of a monomeric, bright and photostable version of Clavularia cyan fluorescent protein: structural characterization and applications in fluorescence imaging., Ai HW, Henderson JN, Remington SJ, Campbell RE, Biochem J. 2006 Dec 15;400(3):531-40. PMID:16859491
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (92 Kb) [Save to disk]
  • Biological Unit Coordinates (2hqk.pdb1.gz) 87 Kb
  • LPC: Ligand-Protein Contacts for 2HQK
  • CSU: Contacts of Structural Units for 2HQK
  • Likely Quarternary Molecular Structure file(s) for 2HQK
  • Structure Factors (720 Kb)
  • Retrieve 2HQK in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2HQK from S2C, [Save to disk]
  • Re-refined 2hqk structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
    • View 2HQK 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 2HQK
  • 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 2HQK, from MSDmotif at EBI
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2hqk] [2hqk_A]
  • SWISS-PROT database: [Q9U6Y3]
  • Domain organization of [GFPL_CLASP] by SWISSPFAM
    • Other resources with information on 2HQK
  • Community annotation for 2HQK 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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