4R9U Structure of vitamin B12 transporter BtuCD in a nucleotide-bound outward facing state date
authors Korkhov, V.M., Mireku, S.A., Veprintsev, D.B., Locher, K.P.
compound source
symmetry
R_factor
R_Free 0.2465
crystal
cell
length a length b length c angle alpha angle beta angle gamma
method X-Ray Diffractionresolution 2.79
ligand ANP, LDA, MG enzyme
Gene
Ontology
ChainFunctionProcessComponent
A, B
  • transmembrane transporter ac...
  • vitamin transmembrane transp...


    • D, C
  • ATPase activity, coupled to ...


    • Primary referenceStructure of AMP-PNP-bound BtuCD and mechanism of ATP-powered vitamin B12 transport by BtuCD-F., Korkhov VM, Mireku SA, Veprintsev DB, Locher KP, Nat Struct Mol Biol. 2014 Nov 17. doi: 10.1038/nsmb.2918. PMID:25402482
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (371 Kb) [Save to disk]
  • Biological Unit Coordinates (4r9u.pdb1.gz) 364 Kb
  • LPC: Ligand-Protein Contacts for 4R9U
  • CSU: Contacts of Structural Units for 4R9U
  • Structure Factors (969 Kb)
  • Retrieve 4R9U in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 4R9U from S2C, [Save to disk]
  • Re-refined 4r9u structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
    • View 4R9U 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 4R9U
  • 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 4R9U, from MSDmotif at EBI
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [4r9u_A] [4r9u_C] [4r9u_D] [4r9u_B] [4r9u]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Domain found in 4R9U: [AAA ] by SMART
    • Other resources with information on 4R9U
  • Community annotation for 4R9U at PDBWiki (http://pdbwiki.org)

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