begin name gorlich1 end name begin reactions Cytoplasmictransfer {1.0}RanGTPnuc = {1.0}RanGTPcy GDPdissociation {1.0}RCC1RanGDP = {1.0}RCC1Ran + {1.0}$GDP GTPbinding {1.0}RCC1Ran + {1.0}$GTP = {1.0}RCC1RanGTP Nucleoplasmictransfer {1.0}RanGDPnuc = {1.0}RanGDPcy RCC1binding {1.0}RanGDPnuc + {1.0}RCC1 = {1.0}RCC1RanGDP RanBP1RanGDP {1.0}RanGTPRanBP1 = {1.0}RanGDPcy + {1.0}RanBP1 RanGAPRanGDP {1.0}RanGTPcy = {1.0}RanGDPcy RanGTPbinding {1.0}RanGTPcy + {1.0}RanBP1 = {1.0}RanGTPRanBP1 RanGTPrelease {1.0}RCC1RanGTP = {1.0}RanGTPnuc + {1.0}RCC1 end reactions begin rate equations Cytoplasmictransfer = CytoplasmictransferkpermRanGTP*nucleus*(-RanGTPcy[t] + RanGTPnuc[t]) GDPdissociation = nucleus*(-(GDP*GDPdissociationr7*RCC1Ran[t]) + GDPdissociationr2*RCC1RanGDP[t]) GTPbinding = nucleus*(GTP*GTPbindingr3*RCC1Ran[t] - GTPbindingr6*RCC1RanGTP[t]) Nucleoplasmictransfer = NucleoplasmictransferkpermRanGDP*nucleus*(-RanGDPcy[t] + RanGDPnuc[t]) RCC1binding = nucleus*(RCC1bindingr1*RanGDPnuc[t]*RCC1[t] - RCC1bindingr8*RCC1RanGDP[t]) RanBP1RanGDP = (cytoplasm*RanBP1RanGDPkcat*RanGAP[t]*RanGTPRanBP1[t])/(RanBP1RanGDPKm + RanGTPRanBP1[t]) RanGAPRanGDP = (cytoplasm*RanGAPRanGDPkcatGAP*RanGAP[t]*RanGTPcy[t])/(RanGAPRanGDPKmGAP + RanGTPcy[t]) RanGTPbinding = cytoplasm*(RanGTPbindingkon*RanBP1[t]*RanGTPcy[t] - RanGTPbindingkoff*RanGTPRanBP1[t]) RanGTPrelease = nucleus*(-(RanGTPreleaser5*RanGTPnuc[t]*RCC1[t]) + RanGTPreleaser4*RCC1RanGTP[t]) end rate equations begin parameters GDP = 1.6 GTP = 500.0 RCC1bindingr1 = 74.0 RCC1bindingr8 = 55.0 GDPdissociationr2 = 21.0 GDPdissociationr7 = 11.0 GTPbindingr3 = 0.6 GTPbindingr6 = 19.0 RanGTPreleaser4 = 55.0 RanGTPreleaser5 = 100.0 CytoplasmictransferkpermRanGTP = 0.03 NucleoplasmictransferkpermRanGDP = 0.12 RanGTPbindingkon = 0.3 RanGTPbindingkoff = 0.0004 RanBP1RanGDPkcat = 10.8 RanBP1RanGDPKm = 0.1 RanGAPRanGDPkcatGAP = 10.6 RanGAPRanGDPKmGAP = 0.7 cytoplasm = "1.8e-11" nucleus = "1.2e-11" end parameters begin initial conditions RCC1[0] = RCC1i RCC1Ran[0] = RCC1Rani RCC1RanGDP[0] = RCC1RanGDPi RCC1RanGTP[0] = RCC1RanGTPi RanBP1[0] = RanBP1i RanGAP[0] = RanGAPi RanGDPcy[0] = RanGDPcyi RanGDPnuc[0] = RanGDPnuci RanGTPRanBP1[0] = RanGTPRanBP1i RanGTPcy[0] = RanGTPcyi RanGTPnuc[0] = RanGTPnuci end initial conditions begin initial values RCC1i = 0.7 RCC1Rani = 0.0 RCC1RanGDPi = 0.0 RCC1RanGTPi = 0.0 RanBP1i = 2.0 RanGAPi = 0.7 RanGDPcyi = 5.0 RanGDPnuci = 0.0 RanGTPRanBP1i = 0.0 RanGTPcyi = 0.0 RanGTPnuci = 0.0 end initial values begin assignment rules end assignment rules begin function definitions end function definitions begin events end events begin process annotations end process annotations begin species annotations GDP http://identifiers.org/chebi/CHEBI:17552 GDP http://identifiers.org/kegg.compound/C00035 GTP http://identifiers.org/chebi/CHEBI:15996 GTP http://identifiers.org/kegg.compound/C00044 end species annotations begin units end units