_ stats: contacts=7 Nring=4 specif=0.57 _ PDBs: 1:2wt7_B,2:7x5e_F, _ -lnE: 1:7.9,2:7.9, _ 1 2 0001 K RGNT 0004 R --AT 0005 N* NCAT 0008 A* YGCT 0009 A ATRA 0012 S* CT-- 0013 R* RG--