_ stats: contacts=2 Nring=1 specif=0.50 _ PDBs: 1:5xzg_A,2:4kb6_A,3:6ct9_A, _ -lnE: 1:42.4,2:41.0,3:39.7, _ 1 2 3 0012 R* RGRARA 0054 H --RG--