4JKW Immune System date Mar 12, 2013
title Structure Of The Extracellular Domain Of Butyrophilin Btn3a1 Complex With Isopentenyl Pyrophosphate (Ipp)
authors A.Kumar, L.Mori, G.De Libero
compound source
Molecule: Butyrophilin Subfamily 3 Member A1
Chain: A
Fragment: Unp Residues 28-143
Engineered: Yes
Mutation: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Bt3.2, Btf3, Btf4, Btf5, Btn3a1, Btn3a2, Butyrophilin Subfamily 3 Member A1;
Expression_system: Escherichia Coli
Expression_system_taxid: 469008
Expression_system_strain: Bl21 De3 Ril
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet22b(+)-His6
symmetry Space Group: P 21 21 21
R_factor 0.229 R_Free 0.268
length a length b length c angle alpha angle beta angle gamma
32.717 36.194 108.013 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.01 Å
ligand IPE enzyme
Primary referenceButyrophilin 3A1 binds phosphorylated antigens and stimulates human gammadelta T cells., Vavassori S, Kumar A, Wan GS, Ramanjaneyulu GS, Cavallari M, El Daker S, Beddoe T, Theodossis A, Williams NK, Gostick E, Price DA, Soudamini DU, Voon KK, Olivo M, Rossjohn J, Mori L, De Libero G, Nat Immunol. 2013 Sep;14(9):908-16. doi: 10.1038/ni.2665. Epub 2013 Jul 21. PMID:23872678
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (45 Kb) [Save to disk]
  • Biological Unit Coordinates (4jkw.pdb1.gz) 41 Kb
  • LPC: Ligand-Protein Contacts for 4JKW
  • CSU: Contacts of Structural Units for 4JKW
  • Structure Factors (124 Kb)
  • Retrieve 4JKW in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 4JKW from S2C, [Save to disk]
  • Re-refined 4jkw structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 4JKW 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 4JKW
  • 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 4JKW, from MSDmotif at EBI
  • Fold representative 4jkw from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [4jkw_A] [4jkw]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Domain found in 4JKW: [IG ] by SMART
  • Other resources with information on 4JKW
  • Community annotation for 4JKW at PDBWiki (http://pdbwiki.org)

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