Table 1 Selected differences between the CAM and the WT (mean ± standard deviation are given when applicable).

From: Structural heterogeneity of the μ-opioid receptor’s conformational ensemble in the apo state

 

CAM

WT

Allosteric Na+ ion lifetime

2%

18%

W2936.48 sidechain orientation (χ2 dihedral angle)

IS: −74.3 ± 11.4

73.2 ± 16.2

I1553.40 sidechain orientation (χ1 dihedral angle)

IS: −60.4 ± 5.8

−59.9 ± 8.0

P2445.50-F2896.44 minimal sidechain distance

IS: 5.8 ± 0.9

6.5 ± 0.4

Number of “core” residues (see “Methods”)

50

65

Intramolecular community network

CAM shows weaker coupling around the mutation site, in the upper half of TM3 and the lower half of TM7 than the WT