3K6N	Metal Transport	date	Oct 09, 2009
title	Crystal Structure Of The S225e Mutant Kir3.1 Cytoplasmic Por
authors	Y.Xu, H.G.Shin, S.Szep, Z.Lu
compound		source
Molecule: G Protein-Activated Inward Rectifier Potassium Ch Chain: A Fragment: Cytoplasmic Domain Synonym: Girk1, Potassium Channel, Inwardly Rectifying Subf Member 3, Inward Rectifier K(+) Channel Kir3.1; Engineered: Yes Mutation: Yes		Organism_scientific: Mus Musculus Organism_common: Mouse Organism_taxid: 10090 Gene: Girk1, Kcnj3 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet28b
symmetry	Space Group: P 4 21 2	R_factor 0.254 R_Free 0.266
crystal cell	length a length b length c angle alpha angle beta angle gamma 77.455 77.455 86.723 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.00 Å
ligand	NA	enzyme
Gene Ontology	Chain Function Process Component A
Primary reference	Physical determinants of strong voltage sensitivity of K(+) channel block., Xu Y, Shin HG, Szep S, Lu Z, Nat Struct Mol Biol. 2009 Dec;16(12):1252-8. Epub 2009 Nov 15. PMID:19915587

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (37 Kb) [Save to disk] Biological Unit Coordinates (3k6n.pdb1.gz) 124 Kb LPC: Ligand-Protein Contacts for 3K6N CSU: Contacts of Structural Units for 3K6N Structure Factors (279 Kb) Retrieve 3K6N in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3K6N from S2C, [Save to disk] Re-refined 3k6n structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3K6N in 3D

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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 3K6N, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3k6n] [3k6n_A] SWISS-PROT database: [P63250] Domain organization of [IRK3_MOUSE] by SWISSPFAM

Other resources with information on 3K6N

Community annotation for 3K6N at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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