Hautala, Anne Studies on a second and third ring cyclization in anthracycline biosynthesis. [electronic resource] - The Journal of antibiotics Feb 2003 - 143-53 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0021-8820 Standard No.: 10.7164/antibiotics.56.143 doi Subjects--Topical Terms: Anthracyclines--metabolismAntibiotics, Antineoplastic--metabolismBacterial Proteins--biosynthesisCyclizationDNA, Bacterial--chemistryEscherichia coli--geneticsGenes, BacterialGenetic Complementation TestMutagenesis, InsertionalNuclear Magnetic Resonance, BiomolecularPolymerase Chain ReactionRecombinant Proteins--chemistryStreptomyces--enzymology