2B5A Gene Regulation date Sep 28, 2005
title C.Bcli, Control Element Of The Bcli Restriction-Modification
authors M.R.Sawaya, Z.Zhu, F.Mersha, S.H.Chan, R.Dabur, S.Y.Xu, G.K.Balend
compound source
Molecule: C.Bcli
Chain: A, B, C, D
Engineered: Yes
Organism_scientific: Bacillus Caldolyticus
Organism_taxid: 1394
Gene: Bclic
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Er2683
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Litmus28
symmetry Space Group: P 21 21 2
R_factor 0.165 R_Free 0.201
crystal
cell
length a length b length c angle alpha angle beta angle gamma
63.205 65.016 73.296 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.54 Å
ligand ACY enzyme
Gene
Ontology
ChainFunctionProcessComponent
A, D, C, B


Primary referenceCrystal structure of the restriction-modification system control element C.Bcll and mapping of its binding site., Sawaya MR, Zhu Z, Mersha F, Chan SH, Dabur R, Xu SY, Balendiran GK, Structure. 2005 Dec;13(12):1837-47. PMID:16338412
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (59 Kb) [Save to disk]
  • Biological Unit Coordinates (2b5a.pdb1.gz) 27 Kb
  • Biological Unit Coordinates (2b5a.pdb2.gz) 28 Kb
  • LPC: Ligand-Protein Contacts for 2B5A
  • CSU: Contacts of Structural Units for 2B5A
  • Likely Quarternary Molecular Structure file(s) for 2B5A
  • Structure Factors (656 Kb)
  • Retrieve 2B5A in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2B5A from S2C, [Save to disk]
  • Re-refined 2b5a structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2B5A 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 2B5A
  • Cartoon representation from PDB Cartoon
  • 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
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 2B5A, from MSDmotif at EBI
  • Fold representative 2b5a from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2b5a_A] [2b5a] [2b5a_B] [2b5a_D] [2b5a_C]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Domain found in 2B5A: [HTH_XRE ] by SMART
  • Other resources with information on 2B5A
  • Community annotation for 2B5A 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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