User:Tilman Schirmer/Sandbox 60

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Revision as of 18:52, 17 March 2010

Bacterial pottassium channel

spinqualitylabelsall models 1k4c Show:Asymmetric Unit Biological Assembly Drag the structure with the mouse to rotate   Export Animated Image

KcsA bacterial potassium channel in complex with monoclonal Fab fragments. .

down the channel axis on the molecular 4-fold symmetry axis with modeled K⁺ ions in magenta.

The ions are coordinated by (only one subunit shown).

The is coordinated by .

Reference

• Zhou Y, Morais-Cabral JH, Kaufman A, MacKinnon R. Chemistry of ion coordination and hydration revealed by a K+ channel-Fab complex at 2.0 A resolution. Nature. 2001 Nov 1;414(6859):43-8. PMID:11689936 doi:http://dx.doi.org/10.1038/35102009