RegulonDB version 7.0: transcriptional regulation of Escherichia coli K-12 integrated within genetic sensory response units (Gensor Units). - Socorro Gama-Castro; Heladia Salgado; Martín Peralta-Gil; Alberto Santos-Zavaleta; Luis Muñiz-Rascado; Hilda Solano-Lira; Verónica Jiménez-Jacinto; Verena Weiss; Jair S. García-Sotelo; Alejandra López-Fuentes; Liliana Porrón-Sotelo; Shirley Alquicira-Hernández; et al. (Nucleic Acids Res., 2011)