Example entry: 5LM7 RNA M1 A3 Q4 R6 R7 R8 R10 R11 Q15 W18 D2 K14 LGSmdaqTrrrErrAEkqAQwKAANPLLVGVSAKPVNRPILSLNRKPKSRVESALNPIDLTVLAEYHKQIESNLQRIERKNQRTW The columns are (from left to right): 01 PDB ID 02 Ligand ID 03 Binding site residues (with PDB residue numbering) 04 Sequence (The lowercase indicate binding sites)