PDB ID or protein name

3um7 » Potassium channel subfamily K member 4, structure 1

3um7 » Potassium channel subfamily K member 4, structure 1
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Topology in Eukaryotic plasma membrane
Topologyextracellular side
cytoplasmic side
3um7 » Potassium channel subfamily K member 4, structure 1
Hydrophobic Thickness 30.8 ± 1.2 Å
Tilt Angle 3 ± 0°
ΔGtransfer -93.2 kcal/mol
Links to 3um7 PDB Sum, PDB, SCOP, MSD, OCA, MMDB
Topology subunit A (N-terminus cytoplasmic)
Resolution 3.31 Å
Other PDB entries representing this structure none
Number of TM Secondary Structures 8
2 transmembrane subunits
A - Tilt: 15° - Segments: 1( 29- 50), 2( 140- 174), 3( 196- 220), 4( 255- 280)
B - Tilt: 19° - Segments: 1( 30- 53), 2( 141- 169), 3( 198- 220), 4( 255- 280)
Comments on 3um7 » Potassium channel subfamily K member 4, structure 1
The arrangement with respect to membrane is not exactly symmetric because the structure is incomplete (ends of some TM helices are disordered).