2WIN	Immune System	date	May 13, 2009
title	C3 Convertase (C3bbb) Stabilized By Scin
authors	J.Wu, B.J.Janssen, P.Gros
compound		source
Molecule: Complement C3 Beta Chain Chain: A, C, E, G Fragment: Complement C3b Beta Chain, Residues 23-667		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606
Molecule: Complement C3b Alpha' Chain Chain: B, D, F, H Fragment: Complement C3b Alpha' Chain, Residues 749-1663		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606
Molecule: Complement Factor B Chain: I, J, K, L Fragment: Complement Factor B Bb Fragment, Residues 260-764 Ec: 3.4.21.47 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Homo Sapiens Expression_system_taxid: 9606 Expression_system_variant: Gnti- Expression_system_cell_line: Hek293es Expression_system_vector: Pupe06.08 Expression_system_plasmid: Pupe06.08-Fbwt
Molecule: Staphylococcal Complement Inhibitor Chain: M, N, P, Q Engineered: Yes		Organism_scientific: Staphylococcus Aureus Organism_taxid: 1280 Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_plasmid: Prsetb
symmetry	Space Group: P 1 21 1	R_factor 0.253 R_Free 0.268
crystal cell	length a length b length c angle alpha angle beta angle gamma 228.632 121.491 280.783 90.00 91.64 90.00
method	X-Ray Diffraction	resolution	3.90 Å
ligand	BMA, MAN, MG, NAG	enzyme	Hydrolase E.C.3.4.21.47 BRENDA
Gene Ontology	Chain Function Process Component A, E, C, G F, B, H, D J, K, I, L N, P, Q, M
Primary reference	Structural and functional implications of the alternative complement pathway C3 convertase stabilized by a staphylococcal inhibitor., Rooijakkers SH, Wu J, Ruyken M, van Domselaar R, Planken KL, Tzekou A, Ricklin D, Lambris JD, Janssen BJ, van Strijp JA, Gros P, Nat Immunol. 2009 Jul;10(7):721-7. Epub 2009 Jun 7. PMID:19503103

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (2797 Kb) [Save to disk] Biological Unit Coordinates (2win.pdb1.gz) 1367 Kb Biological Unit Coordinates (2win.pdb2.gz) 1424 Kb LPC: Ligand-Protein Contacts for 2WIN CSU: Contacts of Structural Units for 2WIN Likely Quarternary Molecular Structure file(s) for 2WIN Structure Factors (1170 Kb) Retrieve 2WIN in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2WIN from S2C, [Save to disk] Re-refined 2win structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2WIN 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 2WIN

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 2WIN, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2win_J] [2win_B] [2win_H] [2win_C] [2win_F] [2win_M] [2win_Q] [2win_A] [2win_G] [2win_D] [2win_K] [2win] [2win_I] [2win_E] [2win_L] [2win_N] [2win_P] SWISS-PROT database: [P00751] [P01024] [Q6GFB4] Domain organization of [CFAB_HUMAN] [CO3_HUMAN] [SCIN_STAAR] by SWISSPFAM Domains found in 2WIN: [A2M] [A2M_N_2] [A2M_recep] [C345C] [Thiol-ester_cl] [Tryp_SPc] [VWA ] by SMART

Other resources with information on 2WIN

Community annotation for 2WIN 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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