Geiduschek E P
Department of Biology and Center for Molecular Genetics, University of California, San Diego, La Jolla 92093-0634, USA.
Curr Biol. 1998 May 21;8(11):R373-5. doi: 10.1016/s0960-9822(98)70240-4.
A factor has been purified that specifically facilitates RNA chain elongation in a chromatin context; the properties of this factor help to define the challenges that lie ahead in understanding how RNA polymerase manages to transcribe DNA that is packaged into chromatin.