2DWE	Membrane Protein	date	Aug 10, 2006
title	Crystal Structure Of Kcsa-Fab-Tba Complex In Rb+
authors	S.Yohannan, Y.Zhou
compound		source
Molecule: Antibody Fab Heavy Chain Chain: A		Organism_scientific: Mus Musculus Organism_common: House Mouse Organism_taxid: 10090 Other_details: Hybridoma Cell Line
Molecule: Antibody Fab Light Chain Chain: B		Organism_scientific: Mus Musculus Organism_common: House Mouse Organism_taxid: 10090 Other_details: Hybridoma Cell Line
Molecule: Voltage-Gated Potassium Channel Chain: C Fragment: Residues 22-124 Engineered: Yes Mutation: Yes		Organism_scientific: Streptomyces Lividans Organism_taxid: 1916 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Xl1-Blue Expression_system_vector_type: Plasmid Expression_system_plasmid: Pqe60
symmetry	Space Group: I 4	R_factor 0.230 R_Free 0.266
crystal cell	length a length b length c angle alpha angle beta angle gamma 154.560 154.560 75.813 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.50 Å
ligand	F09, L2C, RB, TBA	enzyme
Gene Ontology	Chain Function Process Component C
Primary reference	Crystallographic Study of the Tetrabutylammonium Block to the KcsA K(+) Channel., Yohannan S, Hu Y, Zhou Y, J Mol Biol. 2007 Feb 23;366(3):806-14. Epub 2006 Dec 2. PMID:17196615

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (91 Kb) [Save to disk] Biological Unit Coordinates (2dwe.pdb1.gz) 333 Kb LPC: Ligand-Protein Contacts for 2DWE CSU: Contacts of Structural Units for 2DWE Likely Quarternary Molecular Structure file(s) for 2DWE Structure Factors (261 Kb) Retrieve 2DWE in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2DWE from S2C, [Save to disk] Re-refined 2dwe structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2DWE 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 2DWE

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 2DWE, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2dwe_C] [2dwe_B] [2dwe_A] [2dwe] SWISS-PROT database: [P0A334] Belongs to the voltage-gated ion channel (vic) superfamily according to TCDB. Domain organization of [KCSA_STRLI] by SWISSPFAM Domains found in 2DWE: [IG_like] [IGv ] by SMART

Other resources with information on 2DWE

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

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