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AQUAPORIN-4 (AQP4M23) at 3.2 Å resolution by electron crystallography

Organism: Rattus norvegicus
Model: Experimental
Representation: Atomistic
Type: α-helical

Pfam Acc: PF00230
PDB ID: 2D57


Membrane assignment:

Output PDB file Download

Hydrophobic thickness = 29.7 Å

Number of TM segments = 6

Sequence positions:
A: 35-56|70-107|112-136|156-178|187-205|229-248

Tilt angles:
A - Segment: 35-56 - Tilt: 31.4°
A - Segment: 70-107 - Tilt: 35.2°
A - Segment: 112-136 - Tilt: 44.5°
A - Segment: 156-178 - Tilt: 31.8°
A - Segment: 187-205 - Tilt: 27.5°
A - Segment: 229-248 - Tilt: 31.8°


Structural assessment:

MAIDEN score = -56.3382
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]