2XQB	Immune System	date	Sep 01, 2010
title	Crystal Structure Of Anti-Il-15 Antibody In Complex With Hum
authors	D.C.Lowe, S.Gerhardt, A.Ward, D.Hargreaves, M.Anderson, S.Stgalla K.Vousden, F.Ferraro, R.A.Pauptit, D.Cochrane, D.V.Pattison, C.B B.Popovic, D.K.Finch, T.Wilkinson, M.Sleeman, T.J.Vaughan, S.Cru P.R.Mallinder
compound		source
Molecule: Interleukin 15 Chain: A Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Star Expression_system_vector_type: Plasmid Expression_system_plasmid: Pt7#3.3
Molecule: Anti-Il-15 Antibody Chain: H Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Homo Sapiens Expression_system_common: Human Expression_system_taxid: 9606 Expression_system_cell_line: Hek293ebna
Molecule: Anti-Il-15 Antibody Chain: L Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Homo Sapiens Expression_system_common: Human Expression_system_taxid: 9606 Expression_system_cell_line: Hek293ebna
symmetry	Space Group: C 1 2 1	R_factor 0.244 R_Free 0.318
crystal cell	length a length b length c angle alpha angle beta angle gamma 185.186 43.754 70.087 90.00 95.95 90.00
method	X-Ray Diffraction	resolution	2.60 Å
ligand	SO4	enzyme
Gene Ontology	Chain Function Process Component A
Primary reference	Engineering a High-Affinity Anti-IL-15 Antibody: Crystal Structure Reveals an alpha-Helix in VH CDR3 as Key Component of Paratope., Lowe DC, Gerhardt S, Ward A, Hargreaves D, Anderson M, Ferraro F, Pauptit RA, Pattison DV, Buchanan C, Popovic B, Finch DK, Wilkinson T, Sleeman M, Vaughan TJ, Mallinder PR, J Mol Biol. 2010 Dec 16. PMID:21167836

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (175 Kb) [Save to disk] Biological Unit Coordinates (2xqb.pdb1.gz) 168 Kb LPC: Ligand-Protein Contacts for 2XQB CSU: Contacts of Structural Units for 2XQB Structure Factors (484 Kb) Retrieve 2XQB in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2XQB from S2C, [Save to disk] Re-refined 2xqb structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2XQB 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 2XQB

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 2XQB, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2xqb_L] [2xqb_A] [2xqb_H] [2xqb] SWISS-PROT database: Domain organization of by SWISSPFAM Domains found in 2XQB: [IG_like] [IGv ] by SMART

Other resources with information on 2XQB

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

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