time w 5 s, total of phosphorylated complexes decreases gradually because ligand bound complexes do not autophoshorylate very well Phosphorylation also: cheb decreases Methylation low CheA, low chey tumble suppression Ligand p T Binding →T2 p 3p LT Figure 2 of Spiro, P. A, J.S. Parkinson, and H. G. Othmer A model of excitation and adaptation in bacterial chemotaxis. Proc Natl Acad Sci U SA94, no. 14(Jul 8, 1997 ): 7263-8 Copyright(1997) National Academy of Sciences, U.S.Atime ~ 5 s, total # of phosphorylated complexes decreases gradually because ligand bound complexes do not autophoshorylate very well also: CheB p decreases low CheA p, low CheY p, tumble suppression Copyright (1997) National Academy of Sciences, U. S. A. Figure 2 of Spiro, P. A., J. S. Parkinson, and H. G. Othmer. "A model of excitation and adaptation in bacterial chemotaxis." Proc Natl Acad Sci U S A 94, no. 14 (Jul 8, 1997): 7263-8