_ stats: contacts=8 Nring=1 specif=0.12 _ PDBs: 1:4f4z_A, _ -lnE: 1:38.3, _ 1 0113 E AC 0128 N AG 0317 S ST 0321 E* YG 0358 R RG 0383 C LC 0422 G RC 0426 H KT