2HXX Hydrolase Inhibitor date Aug 04, 2006
title Aminotryptophan Barstar
authors M.Rubini, S.Lepthien, R.Golbik, N.Budisa
compound source
Molecule: Barstar
Chain: A, B
Synonym: Ribonuclease Inhibitor
Engineered: Yes
 Organism_scientific: Bacillus Amyloliquefaciens
Organism_taxid: 1390
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Atcc49980
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pqe30-B
symmetry Space Group: C 1 2 1
R_factor 0.251 R_Free 0.290
crystal
cell
length a length b length c angle alpha angle beta angle gamma
85.160 46.850 51.060 90.00 121.34 90.00
method X-Ray Diffractionresolution 2.00 Å
ligand 4IN enzyme
Gene
Ontology
ChainFunctionProcessComponent
A, B


Primary referenceAminotryptophan-containing barstar: structure--function tradeoff in protein design and engineering with an expanded genetic code., Rubini M, Lepthien S, Golbik R, Budisa N, Biochim Biophys Acta. 2006 Jul;1764(7):1147-58. Epub 2006 May 10. PMID:16782415
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (36 Kb) [Save to disk]
  • Biological Unit Coordinates (2hxx.pdb1.gz) 16 Kb
  • Biological Unit Coordinates (2hxx.pdb2.gz) 16 Kb
  • LPC: Ligand-Protein Contacts for 2HXX
  • CSU: Contacts of Structural Units for 2HXX
  • Likely Quarternary Molecular Structure file(s) for 2HXX
  • Structure Factors (84 Kb)
  • Retrieve 2HXX in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2HXX from S2C, [Save to disk]
  • Re-refined 2hxx structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
    • View 2HXX 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 2HXX
  • 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 2HXX, from MSDmotif at EBI
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2hxx] [2hxx_A] [2hxx_B]
  • SWISS-PROT database: [P11540]
  • Domain organization of [BARS_BACAM] by SWISSPFAM
    • Other resources with information on 2HXX
  • Community annotation for 2HXX 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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