Trp.m
From 2009.igem.org
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % This file is part of Stanford iGEM team product, 2009 % % % % Copyright (C) YANG He yanghemary@gmail.com % % All rights reserved. % % % % $File: SiGEM_enzyme.ido.m$ $Revision: 1$ % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%Editted by Chris VanLang 7/13/09
clear all;
% Constants Definition km1=0.009; km2=0.1; e0=0.01; i0=1; s0=1; k2=0.01; k4=0.001;
% declare initial conditions y0=[i0 s0 0 0];
% Timing length=60; timespan=0.01; n=length/timespan;
tspan=[0,200000];
[t,y]=ode45(@IDO,tspan,y0,[]);
% Calculation
%s(1)=s0;
%i(1)=i0;
%t=timespan:timespan:length;
%for k=2:n % es(k)=e0*s(k-1)/(s(k-1)+km1/km2*i(k-1)+km1); % ds=-(es(k)-es(k-1))-k2*es(k); % s(k)=s(k-1)+ds*timespan; % ei(k)=es(k)*km1/km2*s(k-1)/i(k-1); % di=-(ei(k)-ei(k-1))-k4*ei(k); % i(k)=i(k-1)+ds*timespan; %end;
% Graph %plot(t,es,'r',t,ei,'b',t,s,'k',t,i,'y'); %plot(t,y(1),'r',t,y(2),'b',t,y(3),'k',t,y(4),'y'); plot(t,y)