2W0F	Immune System Metal Transport	date	Aug 14, 2008
title	Potassium Channel Kcsa-Fab Complex With Tetraoctylammonium
authors	M.J.Lenaeus, P.J.Focia, T.Wagner, A.Gross
compound		source
Molecule: Antibody Fab Fragment Light Chain Chain: A Engineered: Yes		Organism_scientific: Mus Musculus Organism_common: House Mouse Organism_taxid: 10090 Expression_system: Mus Musculus Expression_system_common: House Mouse Expression_system_taxid: 10090 Other_details: Hybridoma
Molecule: Antibody Fab Fragment Heavy Chain Chain: B Engineered: Yes		Organism_scientific: Mus Musculus Organism_common: House Mouse Organism_taxid: 10090 Expression_system: Mus Musculus Expression_system_common: House Mouse Expression_system_taxid: 10090 Other_details: Hybridoma
Molecule: Voltage-Gated Potassium Channel Chain: C Fragment: Residues 1-124 Engineered: Yes		Organism_scientific: Streptomyces Lividans Organism_taxid: 1916 Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: I 4	R_factor 0.200 R_Free 0.241
crystal cell	length a length b length c angle alpha angle beta angle gamma 155.760 155.760 75.889 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.4 Å
ligand	CO, DGA, F09, HX0, K	enzyme
Gene Ontology	Chain Function Process Component C
Primary reference	Structures of KcsA in Complex with Symmetrical Quaternary Ammonium Compounds Reveal a Hydrophobic Binding Site., Lenaeus MJ, Burdette D, Wagner T, Focia PJ, Gross A, Biochemistry. 2014 Aug 19;53(32):5365-73. doi: 10.1021/bi500525s. Epub 2014 Aug, 8. PMID:25093676

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (97 Kb) [Save to disk] Biological Unit Coordinates (2w0f.pdb1.gz) 351 Kb LPC: Ligand-Protein Contacts for 2W0F CSU: Contacts of Structural Units for 2W0F Structure Factors (281 Kb) Retrieve 2W0F in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2W0F from S2C, [Save to disk] Re-refined 2w0f structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2W0F 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 2W0F

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 2W0F, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2w0f_B] [2w0f] [2w0f_C] [2w0f_A] 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 2W0F: [IG_like] [IGv ] by SMART

Other resources with information on 2W0F

Community annotation for 2W0F at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

Movements, Movies and Images

Images from IMB Jena Image Library of Biological Macromolecules.

You may enter another PDB ID code

Go [Back], to the [PDB Lite page], to the [OCA Search page] or to the [PDB Home page]

---

OCA© by Jaime Prilusky, 1996-2014,2022 Bioinformatics Unit Weizmann Institute of Science

---