_ stats: contacts=1 Nring=1 specif=1.00 _ PDBs: 1:8txv_G,2:8u14_G,3:6qld_f,4:7xsx_a, _ -lnE: 1:14.9,2:14.9,3:11.5,4:10.3, _ 1 2 3 4 0027 R* RGRTRCRA