1BL8

POTASSIUM CHANNEL (KCSA) FROM STREPTOMYCES LIVIDANS

Summary for 1BL8

DescriptorPROTEIN (POTASSIUM CHANNEL PROTEIN), POTASSIUM ION (3 entities in total)
Functional Keywordspotassium channel, integral membrane protein, membrane protein
Biological sourceStreptomyces lividans
Cellular locationCell membrane; Multi-pass membrane protein P0A334
Total number of polymer chains4
Total molecular weight41129.13
Authors
Doyle, D.A.,Cabral, J.M.,Pfuetzner, R.A.,Kuo, A.,Gulbis, J.M.,Cohen, S.L.,Chait, B.T.,Mackinnon, R. (deposition date: 1998-07-23, release date: 1998-07-29, Last modification date: 2017-10-04)
Primary citation
Doyle, D.A.,Morais Cabral, J.,Pfuetzner, R.A.,Kuo, A.,Gulbis, J.M.,Cohen, S.L.,Chait, B.T.,MacKinnon, R.
The structure of the potassium channel: molecular basis of K+ conduction and selectivity.
Science, 280:69-77, 1998
PubMed: 9525859 (PDB entries with the same primary citation)
DOI: 10.1126/science.280.5360.69
MImport into Mendeley
Experimental method
X-RAY DIFFRACTION (3.2 Å)
NMR Information
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Structure validation

RfreeClashscoreRamachandran outliersSidechain outliersRSRZ outliers0.299588.4%23.1%0.3%MetricValuePercentile RanksWorseBetterPercentile relative to all X-ray structuresPercentile relative to X-ray structures of similar resolution

More Asymmetric unit images

Molmil generated image of 1bl8
no rotation
Molmil generated image of 1bl8
rotated about x axis by 90°
Molmil generated image of 1bl8
rotated about y axis by 90°