title: Alternative sigma factors in the free state are equilibrium mixtures of open and compact conformations.
authors.affiliation: Department of Structural Biology and Bioinformatics, Indian Institute of Chemical Biology, 4, Raja S.C. Mullick Road, Kolkata 700 032, India.
authors.forename: Paromita
authors.initials: P
authors.lastname: Raha
authors.forename: Suranjana
authors.initials: S
authors.lastname: Chattopadhyay
authors.forename: Srijata
authors.initials: S
authors.lastname: Mukherjee
authors.forename: Ruchira
authors.initials: R
authors.lastname: Chattopadhyay
authors.forename: Koushik
authors.initials: K
authors.lastname: Roy
authors.forename: Siddhartha
authors.initials: S
authors.lastname: Roy