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Open KcsA potassium channel in the presence of Rb+ ion

Organism: Streptomyces lividans
Model: Experimental
Representation: Atomistic
Type: α-helical

Pfam Acc: PF00520
PDB ID: 3FB7


Membrane assignment:

Output PDB file Download

Hydrophobic thickness = 21.0 Å

Number of TM segments = 6

Sequence positions:
A: 104-123
B: 5-13|18-23|70-76|82-89|98-105

Tilt angles:
A - Segment: 104-123 - Tilt: 65.5°
B - Segment: 5-13 - Tilt: 14.0°
B - Segment: 18-23 - Tilt: 18.6°
B - Segment: 70-76 - Tilt: 6.6°
B - Segment: 82-89 - Tilt: 12.8°
B - Segment: 98-105 - Tilt: 28.7°


Structural assessment:

MAIDEN score = 34.9764
The MAIDEN score is aimed at assessing the relative quality, i.e. ranking several models (the lower the score, the better the model). It comes here with a color code (red > yellow > green > blue), which is derived from a z-score calculation and indicates the absolute quality.


Scores for all residue pairs Download




[creation date: Sep-08-2016]