begin name
ratushny2
end name

begin reactions
r1 {1.0}$EXTERNAL = {1.0}P
r2 {1.0}P = {1.0}$EXTERNAL
end reactions

begin rate equations
r1 = ((k0 + (dspspkd/ka)^h)*ks)/(1 + (dspspkd/ka)^h)
r2 = r2RATE*P[t]
end rate equations

begin parameters
Kd = "1e-05"
Ksp = 0.001
h = 2.0
k0 = 0.1
ka = 40.0
ks = 10.0
ku = 0.1
s = 1000.0
r2RATE = 0.1
univ = 1.0
end parameters

begin initial conditions
P[0] = Pi
end initial conditions

begin initial values
Pi = 0.0
end initial values

begin assignment rules
dspspkd := ((1 - ((1 + (2*dspksp)/Kd)^2 - (4*dspksp^2)/Kd^2)^0.5 + (2*dspksp)/Kd)*Kd)/2
dspksp := (Ksp*(1 + (s + univ*P[t])/Ksp - ((-4*s*univ*P[t])/Ksp^2 + (1 + (s + univ*P[t])/Ksp)^2)^0.5))/2
end assignment rules

begin function definitions
end function definitions

begin events
end events

begin process annotations
end process annotations

begin species annotations
end species annotations

begin units
end units