3IFX

Crystal structure of the Spin-labeled KcsA mutant V48R1

Summary for 3IFX

Entry DOI	10.2210/pdb3ifx/pdb
Descriptor	Voltage-gated potassium channel, POTASSIUM ION, S-[(1-oxyl-2,2,5,5-tetramethyl-2,5-dihydro-1H-pyrrol-3-yl)methyl] methanesulfonothioate, ... (5 entities in total)
Functional Keywords	potassium channel, spin-labeled protein, membrane protein, cell membrane, ion transport, ionic channel, membrane, transmembrane, transport, voltage-gated channel
Biological source	Streptomyces lividans
Cellular location	Cell membrane; Multi-pass membrane protein: P0A334
Total number of polymer chains	4
Total formula weight	57147.72
Authors	Cieslak, J.A.,Focia, P.J.,Gross, A. (deposition date: 2009-07-26, release date: 2010-02-09, Last modification date: 2023-09-06)
Primary citation	Cieslak, J.A.,Focia, P.J.,Gross, A. Electron Spin-Echo Envelope Modulation (ESEEM) Reveals Water and Phosphate Interactions with the KcsA Potassium Channel Biochemistry, 49:1486-1494, 2010 Cited by PubMed: 20092291 DOI: 10.1021/bi9016523 PDB entries with the same primary citation
Experimental method	EPR X-RAY DIFFRACTION (3.56 Å)

Structure validation