<?xml version="1.0" encoding="UTF-8"?>
<sbml xmlns="http://www.sbml.org/sbml/level3/version1/core" xmlns:fbc="http://www.sbml.org/sbml/level3/version1/fbc/version2" level="3" version="1" fbc:required="false">
  <model metaid="empty" id="empty" name="Empty model structure" fbc:strict="true">
    <notes>
      <body xmlns="http://www.w3.org/1999/xhtml">
        <p>For use in the RAVEN workshop</p>
      </body>
    </notes>
    <annotation>
      <rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dcterms="http://purl.org/dc/terms/" xmlns:vCard="http://www.w3.org/2001/vcard-rdf/3.0#" xmlns:vCard4="http://www.w3.org/2006/vcard/ns#" xmlns:bqbiol="http://biomodels.net/biology-qualifiers/" xmlns:bqmodel="http://biomodels.net/model-qualifiers/">
        <rdf:Description rdf:about="#empty">
          <dcterms:creator>
            <rdf:Bag/>
          </dcterms:creator>
          <dcterms:created rdf:parseType="Resource">
            <dcterms:W3CDTF>2021-04-13T14:17:23Z</dcterms:W3CDTF>
          </dcterms:created>
          <dcterms:modified rdf:parseType="Resource">
            <dcterms:W3CDTF>2021-04-13T14:17:23Z</dcterms:W3CDTF>
          </dcterms:modified>
        </rdf:Description>
      </rdf:RDF>
    </annotation>
    <listOfUnitDefinitions>
      <unitDefinition id="mmol_per_gDW_per_hr">
        <listOfUnits>
          <unit kind="mole" exponent="1" scale="-3" multiplier="1"/>
          <unit kind="gram" exponent="-1" scale="0" multiplier="1"/>
          <unit kind="second" exponent="-1" scale="0" multiplier="3600"/>
        </listOfUnits>
      </unitDefinition>
    </listOfUnitDefinitions>
    <listOfCompartments>
      <compartment metaid="e" sboTerm="SBO:0000290" id="e" name="extracellular" spatialDimensions="3" size="1" constant="true"/>
    </listOfCompartments>
    <listOfSpecies>
      <species metaid="M_m1" sboTerm="SBO:0000247" id="M_m1" name="sucrose" compartment="e" initialConcentration="0" hasOnlySubstanceUnits="false" boundaryCondition="false" constant="false" fbc:chemicalFormula="C12H22O11"/>
      <species metaid="M_m2" sboTerm="SBO:0000247" id="M_m2" name="glucose" compartment="e" initialConcentration="0" hasOnlySubstanceUnits="false" boundaryCondition="false" constant="false" fbc:chemicalFormula="C6H12O6"/>
      <species metaid="M_m3" sboTerm="SBO:0000247" id="M_m3" name="fructose" compartment="e" initialConcentration="0" hasOnlySubstanceUnits="false" boundaryCondition="false" constant="false" fbc:chemicalFormula="C6H12O6"/>
      <species metaid="M_m4" sboTerm="SBO:0000247" id="M_m4" name="H2O" compartment="e" initialConcentration="0" hasOnlySubstanceUnits="false" boundaryCondition="false" constant="false" fbc:chemicalFormula="H2O"/>
    </listOfSpecies>
    <listOfParameters>
      <parameter id="FB1N0" value="0" constant="true"/>
      <parameter id="FB2N1000" value="1000" constant="true"/>
    </listOfParameters>
    <listOfReactions>
      <reaction metaid="R_r1" sboTerm="SBO:0000176" id="R_r1" name="Breakdown of sucrose (invertase)" reversible="false" fast="false" compartment="e" fbc:lowerFluxBound="FB1N0" fbc:upperFluxBound="FB2N1000">
        <listOfReactants>
          <speciesReference species="M_m1" stoichiometry="1" constant="true"/>
          <speciesReference species="M_m4" stoichiometry="1" constant="true"/>
        </listOfReactants>
        <listOfProducts>
          <speciesReference species="M_m2" stoichiometry="1" constant="true"/>
          <speciesReference species="M_m3" stoichiometry="1" constant="true"/>
        </listOfProducts>
        <fbc:geneProductAssociation>
          <fbc:geneProductRef fbc:geneProduct="g1"/>
        </fbc:geneProductAssociation>
      </reaction>
    </listOfReactions>
    <fbc:listOfObjectives fbc:activeObjective="obj">
      <fbc:objective fbc:id="obj" fbc:type="maximize">
        <fbc:listOfFluxObjectives>
          <fbc:fluxObjective fbc:reaction="R_r1" fbc:coefficient="1"/>
        </fbc:listOfFluxObjectives>
      </fbc:objective>
    </fbc:listOfObjectives>
    <fbc:listOfGeneProducts>
      <fbc:geneProduct metaid="g1" sboTerm="SBO:0000243" fbc:id="g1" fbc:label="g1"/>
    </fbc:listOfGeneProducts>
  </model>
</sbml>
