_ stats: contacts=2 Nring=2 specif=1.00 _ PDBs: 1:8jh2_e,2:7xsx_a,3:8u14_G,4:8txv_G, _ -lnE: 1:14.2,2:11.3,3:9.5,4:9.5, _ 1 2 3 4 0002 R* RG------ 0045 R* --RARTRG