... Paris, France.(Received 1 9 July 200 4, revised 20 September 200 4,accepted 22 September 200 4)Eur. J. Biochem. 2 71, 4375–43 91 ( 200 4) Ó FEBS 200 4 doi: 10 . 11 11/ j .14 32- 10 3 3. 200 4 .04 375.xcauses a decrease ... ensures analytical tractability.Replacing CJjby its expression in Eqn 2, we easily find an analytical expression for the combined response coefficient: 0. 004 0 .00 30. 002 Flux 0. 0 01 0 .00 02 . 01 . 81. 61. 41. 21 .0 Metabolite ... distribu tion of enzym econcentration s is E 1 ¼ (0. 13 ,0. 13 ,0. 31 ,0. 04 ,0. 02 ,0. 37) and the redistribution coefficients are a3¼ (0. 05 ,0. 05 ,1 ,0. 5 ,0. 5,-2 .1) . (G) Regulation withcompetition when the...