title: A plasmid vector for cloning directly at the transcription initiation site of a bacteriophage T7 promoter.
mesh_terms: D001483:Base Sequence; D004926:Escherichia coli / Q000235:genetics; D005814:Genes, Viral; D005822:Genetic Vectors; D008969:Molecular Sequence Data; D010957:Plasmids; D011401:Promoter Regions, Genetic; D013604:T-Phages / Q000235:genetics*; D014158:Transcription, Genetic