Table 1.

The four dihedral angles (°), Tor1: CA-CB-CG-CD of H41, Tor2: N-CA-CB-S of C145, TorR3: CA-CB-CG-OD of D48, and TorR4: CB-CG-CD-CA of Q189 taken from the maxima of the distribution plots shown in Fig. 5b

	Tor1	Tor2	Tor3	Tor4
SARS	−77	−52, 52	−57, 52	−137, 132 (broad)
SARS-LPV	−77, 187	−57 (sharp)	−147, 37	132 (broad)
SARS-RTV	77 (sharp)	−62 (sharp)	127	82