2GQN Lyase date Apr 21, 2006
title Cystathionine Beta-Lyase (Cbl) From Escherichia Coli In Comp N-Hydrazinocarbonylmethyl-2-Nitro-Benzamide
authors R.Summerfield, M.S.Junop
compound source
Molecule: Cystathionine Beta-Lyase
Chain: A, B
Synonym: Cbl, Beta-Cystathionase, Cysteine Lyase
Ec: 4.4.1.8
Engineered: Yes
Organism_scientific: Escherichia Coli
Organism_taxid: 562
Gene: Metc
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet-28a
symmetry Space Group: C 2 2 21
R_factor 0.174 R_Free 0.227
crystal
cell
length a length b length c angle alpha angle beta angle gamma
59.637 153.007 151.240 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.80 Å
ligand BLP enzyme Lyase E.C.4.4.1.8 BRENDA
Gene
Ontology
ChainFunctionProcessComponent
A, B


Primary referenceInhibitors of bacterial cystathionine beta-lyase: leads for new antimicrobial agents and probes of enzyme structure and function., Ejim LJ, Blanchard JE, Koteva KP, Sumerfield R, Elowe NH, Chechetto JD, Brown ED, Junop MS, Wright GD, J Med Chem. 2007 Feb 22;50(4):755-64. PMID:17300162
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (144 Kb) [Save to disk]
  • Biological Unit Coordinates (2gqn.pdb1.gz) 272 Kb
  • LPC: Ligand-Protein Contacts for 2GQN
  • CSU: Contacts of Structural Units for 2GQN
  • Likely Quarternary Molecular Structure file(s) for 2GQN
  • Structure Factors (490 Kb)
  • Retrieve 2GQN in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2GQN from S2C, [Save to disk]
  • Re-refined 2gqn structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2GQN 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 2GQN
  • 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 2GQN, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2gqn_B] [2gqn] [2gqn_A]
  • SWISS-PROT database: [P06721]
  • Domain organization of [METC_ECOLI] by SWISSPFAM
  • Other resources with information on 2GQN
  • Community annotation for 2GQN 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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