2XWJ Crystal Structure of Complement C3b in Complex with Factor B date
authors Forneris, F., Ricklin, D., Wu, J., Tzekou, A., Wallace, R.S., Lambris, J.D., Gros, P.
compound source
R_Free 0.2808
length a length b length c angle alpha angle beta angle gamma
method X-Ray Diffractionresolution 4.00
ligand NAG, NI enzyme
A, E, C, G

F, B, H, D

J, K, I, L

Primary referenceStructures of C3b in complex with factors B and D give insight into complement convertase formation., Forneris F, Ricklin D, Wu J, Tzekou A, Wallace RS, Lambris JD, Gros P, Science. 2010 Dec 24;330(6012):1816-20. PMID:21205667
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (3042 Kb) [Save to disk]
  • Biological Unit Coordinates (2xwj.pdb1.gz) 767 Kb
  • Biological Unit Coordinates (2xwj.pdb2.gz) 769 Kb
  • Biological Unit Coordinates (2xwj.pdb3.gz) 770 Kb
  • Biological Unit Coordinates (2xwj.pdb4.gz) 772 Kb
  • LPC: Ligand-Protein Contacts for 2XWJ
  • CSU: Contacts of Structural Units for 2XWJ
  • Structure Factors (4874 Kb)
  • Retrieve 2XWJ in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2XWJ from S2C, [Save to disk]
  • Re-refined 2xwj structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2XWJ 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 2XWJ
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 2XWJ, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2xwj_L] [2xwj_E] [2xwj_C] [2xwj_F] [2xwj_H] [2xwj_K] [2xwj_I] [2xwj_B] [2xwj_J] [2xwj_G] [2xwj] [2xwj_A] [2xwj_D]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Domains found in 2XWJ: [A2M] [A2M_N_2] [A2M_recep] [C345C] [CCP] [Thiol-ester_cl] [Tryp_SPc] [VWA ] by SMART
  • Other resources with information on 2XWJ
  • Community annotation for 2XWJ 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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