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. Author manuscript; available in PMC: 2012 Jun 12.
Published in final edited form as: J Biol Chem. 1992 Feb 25;267(6):3795–3800.

Fig. 6. Model for SII-dependent transcription elongation through histone site Ia possible role of RNA cleavage and DNA unbending.

Fig. 6

Solid circle, RNA polymerase II; bold parallel lines, DNA duplex; thin solid line, RNA transcript; Ia, transcription arrest site Ia. See “Discussion” for explanation.