| PDB ID: 3kpb Macromolecule: UNCHARACTERIZED PROTEIN MJ0100 Source Organism: Methanocaldococcus jannaschii Pfam Annotation: PF00571(CBS) Ligand ID: SAM Drugbank ID: DB00118(S-Adenosylmethionine) HETATM residue: SAM A1000 No. of binding residues: 12 |