| 				PDB ID: 1x7p				 Macromolecule: RRNA METHYLTRANSFERASE Source Organism: Streptomyces viridochromogenes Pfam Annotation: NonePF00588(SpoU_methylase) Ligand ID: SAM Drugbank ID: DB00118(S-Adenosylmethionine) HETATM residue: SAM A 301 No. of binding residues: 11  |