title: DNA inserted two bases down from the initiation site of a SP6 polymerase transcription vector is transcribed efficiently in vitro.
mesh_terms: D001483:Base Sequence; D004251:DNA Transposable Elements; D012321:DNA-Directed RNA Polymerases / Q000378:metabolism*; D005822:Genetic Vectors; D010957:Plasmids; D014158:Transcription, Genetic
chemical_list: D004251:DNA Transposable Elements; D012321:DNA-Directed RNA Polymerases