_ stats: contacts=5 Nring=4 specif=0.80 _ PDBs: 1:5i44_I,2:5d8c_A,3:6xl5_H, _ -lnE: 1:9.7,2:7.7,3:7.7, _ 1 2 3 0014 K* KGYTKG 0017 H* QGRTHT 0018 Y* RTFCYA 0021 K --KG-- 0036 Y* ----YG