3QD6	Cytokine Cytokine Receptor	date	Jan 18, 2011
title	Crystal Structure Of The Cd40 And Cd154 (Cd40l) Complex
authors	J.O.Lee, Y.J.Kim, D.H.Song, H.M.Kim, B.S.Park
compound		source
Molecule: Cd40 Ligand Chain: A, B, C, D, E, F Fragment: Secreted Form, Soluble Form Synonym: Cd40-L Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Cd154, Cd40l Expression_system: Trichoplusia Ni Expression_system_common: Cabbage Looper Expression_system_taxid: 7111 Expression_system_cell_line: High Five Expression_system_vector_type: Baculovirus Expression_system_plasmid: Pacgp67a
Molecule: Tumor Necrosis Factor Receptor Superfamily Member Chain: R, S, T, U Fragment: Extracellular Domain Synonym: Cd40l Receptor Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Cd40 Expression_system: Trichoplusia Ni Expression_system_common: Cabbage Looper Expression_system_taxid: 7111 Expression_system_vector_type: Baculovirus Expression_system_plasmid: Pvl1393
symmetry	Space Group: P 65	R_factor 0.245 R_Free 0.298
crystal cell	length a length b length c angle alpha angle beta angle gamma 133.212 133.212 211.151 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	3.50 Å
ligand	NAG	enzyme
Gene Ontology	Chain Function Process Component F, A, E, B, C, D S, T, R, U
Primary reference	Crystallographic and mutational analysis of the CD40-CD154 complex and its implications for receptor activation., An HJ, Kim YJ, Song DH, Park BS, Kim HM, Lee JD, Paik SG, Lee JO, Lee H, J Biol Chem. 2011 Apr 1;286(13):11226-35. Epub 2011 Feb 1. PMID:21285457

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (205 Kb) [Save to disk] Biological Unit Coordinates (3qd6.pdb1.gz) 101 Kb Biological Unit Coordinates (3qd6.pdb2.gz) 101 Kb LPC: Ligand-Protein Contacts for 3QD6 CSU: Contacts of Structural Units for 3QD6 Structure Factors (222 Kb) Retrieve 3QD6 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3QD6 from S2C, [Save to disk] Re-refined 3qd6 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3QD6 in 3D

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Visual 3D analysis of 3QD6

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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 3QD6, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3qd6_E] [3qd6_T] [3qd6_U] [3qd6_A] [3qd6_B] [3qd6_D] [3qd6_S] [3qd6_F] [3qd6_C] [3qd6_R] [3qd6] SWISS-PROT database: Domain organization of by SWISSPFAM Domains found in 3QD6: [TNF] [TNFR ] by SMART

Other resources with information on 3QD6

Community annotation for 3QD6 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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