Shi, Y B The effects of covalent additions of a psoralen on transcription by E. coli RNA polymerase. [electronic resource] - Nucleic acids research Sep 1987 - 6843-54 p. digital Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S. ISSN: 0305-1048 Standard No.: 10.1093/nar/15.17.6843 doi Subjects--Topical Terms: Base SequenceCross-Linking Reagents--pharmacologyDNA DamageDNA-Directed RNA Polymerases--metabolismEscherichia coli--enzymologyFurocoumarins--pharmacologyOligodeoxyribonucleotides--chemical synthesisTemplates, GeneticTranscription, Genetic--drug effectsTrioxsalen--analogs & derivatives