2XEN De Novo Protein date May 17, 2010
title Structural Determinants For Improved Thermal Stability Of Designed Ankyrin Repeat Proteins With A Redesigned C- Capping Module.
authors M.Kramer, S.K.Wetzel, A.Pluckthun, P.Mittl, M.Grutter
compound source
Molecule: Ni1c Mut4
Chain: A
Engineered: Yes
 Organism_scientific: Synthetic Construct
Organism_taxid: 32630
Expression_system: Escherichia Coli
Expression_system_taxid: 562
symmetry Space Group: C 1 2 1
R_factor 0.1681 R_Free 0.2224
crystal
cell
length a length b length c angle alpha angle beta angle gamma
77.150 35.330 32.400 90.00 114.43 90.00
method X-Ray Diffractionresolution 2.20 Å
ligand EDO, MOH, SO4 enzyme
Primary referenceStructural Determinants for Improved Stability of Designed Ankyrin Repeat Proteins With a Redesigned C-capping Module., Kramer MA, Wetzel SK, Pluckthun A, Mittl PR, Grutter MG, J Mol Biol. 2010 Sep 16. PMID:20851127
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (19 Kb) [Save to disk]
  • Biological Unit Coordinates (2xen.pdb1.gz) 16 Kb
  • LPC: Ligand-Protein Contacts for 2XEN
  • CSU: Contacts of Structural Units for 2XEN
  • Structure Factors (30 Kb)
  • Retrieve 2XEN in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2XEN from S2C, [Save to disk]
  • Re-refined 2xen structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
    • View 2XEN 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 2XEN
  • 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 2XEN, from MSDmotif at EBI
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2xen_A] [2xen]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Domain found in 2XEN: [ANK ] by SMART
    • Other resources with information on 2XEN
  • Community annotation for 2XEN 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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