4OP0 Ligase date Feb 04, 2014
title Crystal Structure Of Biotin Protein Ligase (Rv3279c) Of Myco Tuberculosis, Complexed With Biotinyl-5'-Amp
authors Q.Ma, M.Wilmanns, Y.Akhter
compound source
Molecule: Bira Bifunctional Protein
Chain: A, B
Synonym: Biotin Operon Repressor + Biotin--[Acetyl-Coa-Carb Synthetase (Biotin--Protein Ligase);
Engineered: Yes
Organism_scientific: Mycobacterium Tuberculosis
Organism_taxid: 83332
Strain: H37rv
Gene: Bira, Mt3379, Rv3279c
Expression_system: Escherichia Coli
Expression_system_taxid: 469008
Expression_system_strain: Rosetta(De3)Plyss
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Petm11
symmetry Space Group: P 1 21 1
R_factor 0.192 R_Free 0.242
length a length b length c angle alpha angle beta angle gamma
41.737 75.406 77.599 90.00 97.92 90.00
method X-Ray Diffractionresolution 1.70 Å
ligand BT5, SO4 enzyme Ligase E.C. BRENDA
A, B

Primary referenceActive site conformational changes upon reaction intermediate biotinyl-5'-AMP binding in biotin protein ligase from Mycobacterium tuberculosis., Ma Q, Akhter Y, Wilmanns M, Ehebauer MT, Protein Sci. 2014 Apr 9. doi: 10.1002/pro.2475. PMID:24723382
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (172 Kb) [Save to disk]
  • Biological Unit Coordinates (4op0.pdb1.gz) 85 Kb
  • Biological Unit Coordinates (4op0.pdb2.gz) 83 Kb
  • LPC: Ligand-Protein Contacts for 4OP0
  • CSU: Contacts of Structural Units for 4OP0
  • Structure Factors (753 Kb)
  • Retrieve 4OP0 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 4OP0 from S2C, [Save to disk]
  • Re-refined 4op0 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 4OP0 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 4OP0
  • 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 4OP0, from MSDmotif at EBI
  • Fold representative 4op0 from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [4op0_A] [4op0] [4op0_B]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Other resources with information on 4OP0
  • Community annotation for 4OP0 at PDBWiki (http://pdbwiki.org)

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