_ stats: contacts=11 Nring=4 specif=0.36 _ PDBs: 1:1efa_B,2:1zvv_A, _ -lnE: 1:39.1,2:7.0, _ 1 2 0002 I LT-- 0003 K YC-- 0012 S* SGSA 0013 T YG-- 0014 T* QCAA 0017 S ST-- 0018 H RGRG 0025 F HT-- 0049 A AG-- 0052 L* LGLC 0053 K* ACAC