_ stats: contacts=5 Nring=2 specif=0.40 _ PDBs: 1:7d8t_A,2:7xhv_B, _ -lnE: 1:8.7,2:8.3, _ 1 2 0004 R* HGTC 0005 N NT-- 0008 E* ECSG 0011 R RCRG 0012 R RGRG