2Z3Q	Cytokine Cytokine Receptor	date	Jun 05, 2007
title	Crystal Structure Of The Il-15il-15ra Complex
authors	M.Chirifu, Y.Yamagata, S.J.Davis, S.Ikemizu
compound		source
Molecule: Interleukin-15 Chain: A, C Synonym: Il-15 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Il15 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet32a
Molecule: Interleukin-15 Receptor Alpha Chain Chain: B, D Fragment: Il-15ra, Residues In Database 31-132 Synonym: Il-15r-Alpha, Il- 15ra Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Il15ra Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet32a
symmetry	Space Group: P 21 21 2	R_factor 0.202 R_Free 0.252
crystal cell	length a length b length c angle alpha angle beta angle gamma 78.444 120.012 49.459 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.85 Å
note	2Z3Q is a representative structure
Gene Ontology	Chain Function Process Component A, C D, B
Primary reference	Crystal structure of the IL-15-IL-15Ralpha complex, a cytokine-receptor unit presented in trans., Chirifu M, Hayashi C, Nakamura T, Toma S, Shuto T, Kai H, Yamagata Y, Davis SJ, Ikemizu S, Nat Immunol. 2007 Sep;8(9):1001-7. Epub 2007 Jul 22. PMID:17643103

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (72 Kb) [Save to disk] Biological Unit Coordinates (2z3q.pdb1.gz) 33 Kb Biological Unit Coordinates (2z3q.pdb2.gz) 34 Kb CSU: Contacts of Structural Units for 2Z3Q Likely Quarternary Molecular Structure file(s) for 2Z3Q Retrieve 2Z3Q in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2Z3Q from S2C, [Save to disk]

View 2Z3Q 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 2Z3Q

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 2Z3Q, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2z3q_D] [2z3q] [2z3q_B] [2z3q_A] [2z3q_C] SWISS-PROT database: [Q13261] [P40933] Domain organization of [I15RA_HUMAN] [IL15_HUMAN] by SWISSPFAM Domain found in 2Z3Q: [CCP ] by SMART

Other resources with information on 2Z3Q

Community annotation for 2Z3Q at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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