2WLI	Metal Transport	date	Jun 24, 2009
title	Potassium Channel From Magnetospirillum Magnetotacticum
authors	O.B.Clarke, A.T.Caputo, B.J.Smith, J.M.Gulbis
compound		source
Molecule: Potassium Channel Chain: A Synonym: Kirbac3.1 Engineered: Yes Other_details: C-Terminal Hexahistidine Tag Appended		Organism_scientific: Magnetospirillum Magnetotacticum Organism_taxid: 188 Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3)Star Expression_system_vector: Pet-30a Other_details: Expressed Recombinantly In Escherichia Coli
Molecule: Kirbac3.1 Potassium Channel Chain: B Engineered: Yes Other_details: C-Terminal Hexahistidine Tag Appended		Organism_scientific: Magnetospirillum Magnetotacticum Organism_taxid: 188 Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21star(De3) Expression_system_vector: Pet-30a Other_details: Expressed Recombinantly In Escherichia Coli
symmetry	Space Group: P 21 21 2	R_factor 0.265 R_Free 0.288
crystal cell	length a length b length c angle alpha angle beta angle gamma 113.409 105.009 89.422 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	3.09 Å
ligand	K	enzyme
Gene Ontology	Chain Function Process Component A, B inward rectifier potassium c... voltage-gated ion channel ac...
Primary reference	Domain reorientation and rotation of an intracellular assembly regulate conduction in Kir potassium channels., Clarke OB, Caputo AT, Hill AP, Vandenberg JI, Smith BJ, Gulbis JM, Cell. 2010 Jun 11;141(6):1018-29. PMID:20564790

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (182 Kb) [Save to disk] Biological Unit Coordinates (2wli.pdb1.gz) 173 Kb LPC: Ligand-Protein Contacts for 2WLI CSU: Contacts of Structural Units for 2WLI Structure Factors (269 Kb) Retrieve 2WLI in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2WLI from S2C, [Save to disk] Re-refined 2wli structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2WLI 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 2WLI

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 2WLI, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2wli_A] [2wli_B] [2wli] SWISS-PROT database: Domain organization of by SWISSPFAM

Other resources with information on 2WLI

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

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