_ stats: contacts=7 Nring=3 specif=0.43 _ PDBs: 1:5vl9_A, _ -lnE: 1:15.0, _ 1 0001 R YT 0031 L* VT 0032 R* RG 0041 V AT 0044 G QT 0046 Y* HT 0047 R HT