Opposing orientations of the anti-psychotic drug trifluoperazine selected by alternate conformations of M144 in calmodulin.
Feldkamp, M.D., Gakhar, L., Pandey, N., Shea, M.A.(2015) Proteins 83: 989-996
- PubMed: 25694384 
- DOI: 10.1002/prot.24781
- Primary Citation of Related Structures:  
4RJD - PubMed Abstract: 
The anti-psychotic drug trifluoperazine (TFP) is an antagonist observed to bind to calcium-saturated calmodulin ((Ca(2+) )4 -CaM) at ratios of 1:1 (1CTR), 2:1 (1A29), and 4:1 (1LIN). Each structure contains one TFP bound in the hydrophobic cleft of the C-domain of CaM ...