_ stats: contacts=2 Nring=1 specif=0.50 _ PDBs: 1:8he5_a,2:8siy_G,3:7xsx_a, _ -lnE: 1:13.2,2:13.2,3:11.3, _ 1 2 3 0020 L* LG---- 0040 N RARTRA