%0 Journal Article %T Characterization of Single and Double Inactivation Strains Reveals New Physiological Roles for Group 2 σ Factors in the Cyanobacterium Synechocystis sp. PCC 6803   %A Pollari, Maija %A Gunnelius, Liisa %A Tuominen, Ilona %A Ruotsalainen, Virpi %A Tyystjärvi, Esa %A Salminen, Tiina %A Tyystjärvi, Taina %J Plant Physiology %V 147 %N 4 %P 1994-2005 %@ 0032-0889 %D 2008-08-04 %I American Society of Plant Biologists %~ DeepDyve