//Created by libAntimony v2.4
model tyson_1999__environment(time_)

  // Variable initializations:
  time_ = ;
end

model tyson_1999__M(M, q, Pt, time_)

  // Assignment Rules:
  q := 2.0 / (1.0 + root(1.0 + 8.0 * Keq * Pt));

  // Rate Rules:
  M' = vm / (1.0 + power((Pt * (1.0 - q)) / (2.0 * Pcrit), 2.0)) - km * M;

  // Variable initializations:
  M = 0.0;
  vm = 1.0;
  km = 0.1;
  Pcrit = 0.1;
  Keq = 200.0;
  Pt = ;
  time_ = ;
end

model tyson_1999__Pt(Pt, M, q, time_)

  // Rate Rules:
  Pt' = vp * M - ((kp1 * Pt * q + kp2 * Pt) / (Jp + Pt) + kp3 * Pt);

  // Variable initializations:
  Pt = 0.0;
  vp = 0.5;
  kp1 = 10.0;
  kp3 = 0.1;
  kp2 = 0.03;
  Jp = 0.05;
  M = ;
  q = ;
  time_ = ;
end

model *tyson_1999____main()

  // Sub-modules, and any changes to those submodules:
  environment: tyson_1999__environment(time_);
  M: tyson_1999__M(M0, q, Pt0, time_);
  Pt: tyson_1999__Pt(Pt0, M0, q, time_);
end