<?xml version="1.0" encoding="UTF-8"?>
<compound>
  <version>2.0</version>
  <creation_date>2012-05-31 10:27:58 -0600</creation_date>
  <update_date>2015-09-13 12:56:08 -0600</update_date>
  <accession>ECMDB00625</accession>
  <m2m_id>M2MDB000160</m2m_id>
  <name>Gluconic acid</name>
  <description>Gluconic acid occurs naturally in fruit, honey and wine and is used as a food additive, an acidity regulator. It is also used in cleaning products where it helps cleaning up mineral deposits. It is a strong chelating agent, especially in alkaline solution. It chelates the anions of calcium, iron, aluminium, copper, and other heavy metals. Glucono delta lactone is a cyclic ester of D-gluconic acid.</description>
  <synonyms>
    <synonym>2,3,4,5,6-Pentahydroxy-hexanoate</synonym>
    <synonym>2,3,4,5,6-Pentahydroxy-hexanoic acid</synonym>
    <synonym>2,3,4,5,6-Pentahydroxyhexanoate</synonym>
    <synonym>2,3,4,5,6-Pentahydroxyhexanoic acid</synonym>
    <synonym>Aldonate</synonym>
    <synonym>Aldonic acid</synonym>
    <synonym>D-Gluco-hexonate</synonym>
    <synonym>D-Gluco-hexonic acid</synonym>
    <synonym>D-Gluconate</synonym>
    <synonym>D-Gluconic acid</synonym>
    <synonym>D-Gluconsaeure</synonym>
    <synonym>D-Glukonsaeure</synonym>
    <synonym>Dextronate</synonym>
    <synonym>Dextronic acid</synonym>
    <synonym>GCO</synonym>
    <synonym>Glosanto</synonym>
    <synonym>Gluconate</synonym>
    <synonym>Gluconic acid</synonym>
    <synonym>Glycogenate</synonym>
    <synonym>Glycogenic acid</synonym>
    <synonym>Glyconate</synonym>
    <synonym>Glyconic acid</synonym>
    <synonym>Hexonate</synonym>
    <synonym>Hexonic acid</synonym>
    <synonym>Maltonate</synonym>
    <synonym>Maltonic acid</synonym>
    <synonym>Pentahydroxycaproate</synonym>
    <synonym>Pentahydroxycaproic acid</synonym>
  </synonyms>
  <chemical_formula>C6H12O7</chemical_formula>
  <average_molecular_weight>196.1553</average_molecular_weight>
  <monisotopic_moleculate_weight>196.058302738</monisotopic_moleculate_weight>
  <iupac_name>(2R,3S,4R,5R)-2,3,4,5,6-pentahydroxyhexanoic acid</iupac_name>
  <traditional_iupac>gluconate</traditional_iupac>
  <cas_registry_number>526-95-4</cas_registry_number>
  <smiles>OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C(O)=O</smiles>
  <inchi>InChI=1S/C6H12O7/c7-1-2(8)3(9)4(10)5(11)6(12)13/h2-5,7-11H,1H2,(H,12,13)/t2-,3-,4+,5-/m1/s1</inchi>
  <inchikey>RGHNJXZEOKUKBD-SQOUGZDYSA-N</inchikey>
  <state>Solid</state>
  <cellular_locations>
    <cellular_location>Cytosol</cellular_location>
    <cellular_location>Extra-organism</cellular_location>
    <cellular_location>Periplasm</cellular_location>
  </cellular_locations>
  <predicted_properties>
    <property>
      <kind>logp</kind>
      <value>-2.57</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>logs</kind>
      <value>-0.09</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>solubility</kind>
      <value>1.59e+02 g/l</value>
      <source>ALOGPS</source>
    </property>
  </predicted_properties>
  <experimental_properties>
    <property>
      <kind>melting_point</kind>
      <value>113-118 oC</value>
    </property>
  </experimental_properties>
  <property>
    <kind>logp</kind>
    <value>-3.4</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>pka_strongest_acidic</kind>
    <value>3.39</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>pka_strongest_basic</kind>
    <value>-3</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>iupac</kind>
    <value>(2R,3S,4R,5R)-2,3,4,5,6-pentahydroxyhexanoic acid</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>average_mass</kind>
    <value>196.1553</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>mono_mass</kind>
    <value>196.058302738</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>smiles</kind>
    <value>OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C(O)=O</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>formula</kind>
    <value>C6H12O7</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>inchi</kind>
    <value>InChI=1S/C6H12O7/c7-1-2(8)3(9)4(10)5(11)6(12)13/h2-5,7-11H,1H2,(H,12,13)/t2-,3-,4+,5-/m1/s1</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>inchikey</kind>
    <value>RGHNJXZEOKUKBD-SQOUGZDYSA-N</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>polar_surface_area</kind>
    <value>138.45</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>refractivity</kind>
    <value>38.27</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>polarizability</kind>
    <value>17.15</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>rotatable_bond_count</kind>
    <value>5</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>acceptor_count</kind>
    <value>7</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>donor_count</kind>
    <value>6</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>physiological_charge</kind>
    <value>-1</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>formal_charge</kind>
    <value>0</value>
    <source>ChemAxon</source>
  </property>
  <pathways>
    <pathway>
      <name>Pentose phosphate pathway</name>
      <description/>
      <pathwhiz_id/>
      <kegg_map_id>ec00030</kegg_map_id>
      <subject/>
    </pathway>
    <pathway>
      <name>Microbial metabolism in diverse environments</name>
      <description/>
      <pathwhiz_id/>
      <kegg_map_id>ec01120</kegg_map_id>
      <subject/>
    </pathway>
    <pathway>
      <name>Metabolic pathways</name>
      <description/>
      <pathwhiz_id/>
      <kegg_map_id>eco01100</kegg_map_id>
      <subject/>
    </pathway>
    <pathway>
      <name>ketogluconate metabolism</name>
      <description/>
      <pathwhiz_id>PW002003</pathwhiz_id>
      <kegg_map_id/>
      <subject>Metabolic</subject>
    </pathway>
    <pathway>
      <name>glucose and glucose-1-phosphate degradation</name>
      <ecocyc_pathway_id>GLUCOSE1PMETAB-PWY</ecocyc_pathway_id>
    </pathway>
    <pathway>
      <name>ketogluconate metabolism</name>
      <ecocyc_pathway_id>KETOGLUCONMET-PWY</ecocyc_pathway_id>
    </pathway>
    <pathway>
      <name>D-gluconate degradation</name>
      <ecocyc_pathway_id>GLUCONSUPER-PWY</ecocyc_pathway_id>
    </pathway>
    <pathway>
      <name>L-idonate degradation</name>
      <ecocyc_pathway_id>IDNCAT-PWY</ecocyc_pathway_id>
    </pathway>
  </pathways>
  <spectra>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>579</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>580</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>581</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>1720</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>3107</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>30549</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>31175</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>32022</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>32345</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>37658</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>135231</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>142965</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>146715</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>279531</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>1070454</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>1070456</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>1070457</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>1070459</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>1070461</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>1070463</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>1070464</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>1070466</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>1070468</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>1070470</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>1070471</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>1442</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>4873</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>4874</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>20482</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>20483</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>20484</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>20485</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>20486</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>20487</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>20488</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>20489</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>20490</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>20491</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>20492</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>20493</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>20494</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>20495</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>20496</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>20497</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>20498</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>20499</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>20500</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>20501</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>849</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>850</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>851</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>4235</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>4236</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>4237</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>4238</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>4239</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>179097</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>179098</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>179099</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>181422</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>181423</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>181424</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>437711</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>437712</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>437713</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>437714</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>437715</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2226753</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2226945</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2227786</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2227953</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2229194</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2230283</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrTwoD</type>
      <spectrum_id>1025</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrTwoD</type>
      <spectrum_id>1387</spectrum_id>
    </spectrum>
  </spectra>
  <hmdb_id>HMDB00625</hmdb_id>
  <pubchem_compound_id>10690</pubchem_compound_id>
  <chemspider_id>10240</chemspider_id>
  <kegg_id>C00257</kegg_id>
  <chebi_id>33198</chebi_id>
  <biocyc_id>GLUCONATE</biocyc_id>
  <het_id>GCO</het_id>
  <wikipidia>Gluconic acid</wikipidia>
  <foodb_id/>
  <general_references>
    <reference>
      <reference_text>Keseler, I. M., Collado-Vides, J., Santos-Zavaleta, A., Peralta-Gil, M., Gama-Castro, S., Muniz-Rascado, L., Bonavides-Martinez, C., Paley, S., Krummenacker, M., Altman, T., Kaipa, P., Spaulding, A., Pacheco, J., Latendresse, M., Fulcher, C., Sarker, M., Shearer, A. G., Mackie, A., Paulsen, I., Gunsalus, R. P., Karp, P. D. (2011). "EcoCyc: a comprehensive database of Escherichia coli biology." Nucleic Acids Res 39:D583-D590.</reference_text>
      <pubmed_id>21097882</pubmed_id>
    </reference>
    <reference>
      <reference_text>Kanehisa, M., Goto, S., Sato, Y., Furumichi, M., Tanabe, M. (2012). "KEGG for integration and interpretation of large-scale molecular data sets." Nucleic Acids Res 40:D109-D114.</reference_text>
      <pubmed_id>22080510</pubmed_id>
    </reference>
    <reference>
      <reference_text>Vijayendran, C., Barsch, A., Friehs, K., Niehaus, K., Becker, A., Flaschel, E. (2008). "Perceiving molecular evolution processes in Escherichia coli by comprehensive metabolite and gene expression profiling." Genome Biol 9:R72.</reference_text>
      <pubmed_id>18402659</pubmed_id>
    </reference>
    <reference>
      <reference_text>van der Werf, M. J., Overkamp, K. M., Muilwijk, B., Coulier, L., Hankemeier, T. (2007). "Microbial metabolomics: toward a platform with full metabolome coverage." Anal Biochem 370:17-25.</reference_text>
      <pubmed_id>17765195</pubmed_id>
    </reference>
    <reference>
      <reference_text>Winder, C. L., Dunn, W. B., Schuler, S., Broadhurst, D., Jarvis, R., Stephens, G. M., Goodacre, R. (2008). "Global metabolic profiling of Escherichia coli cultures: an evaluation of methods for quenching and extraction of intracellular metabolites." Anal Chem 80:2939-2948.</reference_text>
      <pubmed_id>18331064</pubmed_id>
    </reference>
    <reference>
      <reference_text>Bennett, B. D., Kimball, E. H., Gao, M., Osterhout, R., Van Dien, S. J., Rabinowitz, J. D. (2009). "Absolute metabolite concentrations and implied enzyme active site occupancy in Escherichia coli." Nat Chem Biol 5:593-599.</reference_text>
      <pubmed_id>19561621</pubmed_id>
    </reference>
    <reference>
      <reference_text>Sreekumar A, Poisson LM, Rajendiran TM, Khan AP, Cao Q, Yu J, Laxman B, Mehra R, Lonigro RJ, Li Y, Nyati MK, Ahsan A, Kalyana-Sundaram S, Han B, Cao X, Byun J, Omenn GS, Ghosh D, Pennathur S, Alexander DC, Berger A, Shuster JR, Wei JT, Varambally S, Beecher C, Chinnaiyan AM: Metabolomic profiles delineate potential role for sarcosine in prostate cancer progression. Nature. 2009 Feb 12;457(7231):910-4.</reference_text>
      <pubmed_id>19212411</pubmed_id>
    </reference>
    <reference>
      <reference_text>Harkness RA, Purkiss P, Duffy S, Chalmers RA, Jones M: The effects of fetal energy depletion on amniotic fluid concentrations of amino acids, organic acids and related metabolites. J Inherit Metab Dis. 1988;11(1):103-13.</reference_text>
      <pubmed_id>3128683</pubmed_id>
    </reference>
  </general_references>
  <synthesis_reference>Anastassiadis, Savas; Morgunov, Igor G.  Gluconic acid production.    Recent Patents on Biotechnology  (2007),  1(2),  167-180.</synthesis_reference>
  <msds_url>http://hmdb.ca/system/metabolites/msds/000/000/544/original/HMDB00625.pdf?1358462617</msds_url>
  <enzymes>
    <enzyme>
      <name>Gluconate 5-dehydrogenase</name>
      <uniprot_id>P0A9P9</uniprot_id>
      <uniprot_name>IDNO_ECOLI</uniprot_name>
      <gene_name>idnO</gene_name>
      <protein_url>http://ecmdb.ca/proteins/P0A9P9.xml</protein_url>
    </enzyme>
    <enzyme>
      <name>Quinoprotein glucose dehydrogenase</name>
      <uniprot_id>P15877</uniprot_id>
      <uniprot_name>DHG_ECOLI</uniprot_name>
      <gene_name>gcd</gene_name>
      <protein_url>http://ecmdb.ca/proteins/P15877.xml</protein_url>
    </enzyme>
    <enzyme>
      <name>Glyoxylate/hydroxypyruvate reductase B</name>
      <uniprot_id>P37666</uniprot_id>
      <uniprot_name>GHRB_ECOLI</uniprot_name>
      <gene_name>ghrB</gene_name>
      <protein_url>http://ecmdb.ca/proteins/P37666.xml</protein_url>
    </enzyme>
    <enzyme>
      <name>2,3-diketo-L-gulonate reductase</name>
      <uniprot_id>P37672</uniprot_id>
      <uniprot_name>DLGD_ECOLI</uniprot_name>
      <gene_name>dlgD</gene_name>
      <protein_url>http://ecmdb.ca/proteins/P37672.xml</protein_url>
    </enzyme>
    <enzyme>
      <name>Thermosensitive gluconokinase</name>
      <uniprot_id>P39208</uniprot_id>
      <uniprot_name>IDNK_ECOLI</uniprot_name>
      <gene_name>idnK</gene_name>
      <protein_url>http://ecmdb.ca/proteins/P39208.xml</protein_url>
    </enzyme>
    <enzyme>
      <name>Thermoresistant gluconokinase</name>
      <uniprot_id>P46859</uniprot_id>
      <uniprot_name>GNTK_ECOLI</uniprot_name>
      <gene_name>gntK</gene_name>
      <protein_url>http://ecmdb.ca/proteins/P46859.xml</protein_url>
    </enzyme>
    <enzyme>
      <name>Soluble aldose sugar dehydrogenase yliI</name>
      <uniprot_id>P75804</uniprot_id>
      <uniprot_name>YLII_ECOLI</uniprot_name>
      <gene_name>yliI</gene_name>
      <protein_url>http://ecmdb.ca/proteins/P75804.xml</protein_url>
    </enzyme>
  </enzymes>
  <transporters>
    <enzyme>
      <name>Gnt-II system L-idonate transporter</name>
      <uniprot_id>P39344</uniprot_id>
      <uniprot_name>IDNT_ECOLI</uniprot_name>
      <gene_name>idnT</gene_name>
      <protein_url>http://ecmdb.ca/proteins/P39344.xml</protein_url>
    </enzyme>
    <enzyme>
      <name>High-affinity gluconate transporter</name>
      <uniprot_id>P0AC94</uniprot_id>
      <uniprot_name>GNTP_ECOLI</uniprot_name>
      <gene_name>gntP</gene_name>
      <protein_url>http://ecmdb.ca/proteins/P0AC94.xml</protein_url>
    </enzyme>
    <enzyme>
      <name>Low-affinity gluconate transporter</name>
      <uniprot_id>P0AC96</uniprot_id>
      <uniprot_name>GNTU_ECOLI</uniprot_name>
      <gene_name>gntU</gene_name>
      <protein_url>http://ecmdb.ca/proteins/P0AC96.xml</protein_url>
    </enzyme>
    <enzyme>
      <name>High-affinity gluconate transporter</name>
      <uniprot_id>P39835</uniprot_id>
      <uniprot_name>GNTT_ECOLI</uniprot_name>
      <gene_name>gntT</gene_name>
      <protein_url>http://ecmdb.ca/proteins/P39835.xml</protein_url>
    </enzyme>
    <enzyme>
      <name>Outer membrane protein N</name>
      <uniprot_id>P77747</uniprot_id>
      <uniprot_name>OMPN_ECOLI</uniprot_name>
      <gene_name>ompN</gene_name>
      <protein_url>http://ecmdb.ca/proteins/P77747.xml</protein_url>
    </enzyme>
    <enzyme>
      <name>Outer membrane pore protein E</name>
      <uniprot_id>P02932</uniprot_id>
      <uniprot_name>PHOE_ECOLI</uniprot_name>
      <gene_name>phoE</gene_name>
      <protein_url>http://ecmdb.ca/proteins/P02932.xml</protein_url>
    </enzyme>
    <enzyme>
      <name>Outer membrane protein F</name>
      <uniprot_id>P02931</uniprot_id>
      <uniprot_name>OMPF_ECOLI</uniprot_name>
      <gene_name>ompF</gene_name>
      <protein_url>http://ecmdb.ca/proteins/P02931.xml</protein_url>
    </enzyme>
    <enzyme>
      <name>Outer membrane protein C</name>
      <uniprot_id>P06996</uniprot_id>
      <uniprot_name>OMPC_ECOLI</uniprot_name>
      <gene_name>ompC</gene_name>
      <protein_url>http://ecmdb.ca/proteins/P06996.xml</protein_url>
    </enzyme>
  </transporters>
  <reactions>
    <reaction_text>Ubiquinone-8 + D-Glucose + Water &gt; Ubiquinol-8 + Gluconic acid + Hydrogen ion</reaction_text>
    <kegg_reaction_id/>
    <ecocyc_id/>
    <pw_reaction_id/>
    <reaction_text>Adenosine triphosphate + Gluconic acid &lt;&gt; 6-Phosphogluconic acid + ADP + Hydrogen ion</reaction_text>
    <kegg_reaction_id>R01737</kegg_reaction_id>
    <ecocyc_id>GLUCONOKIN-RXN</ecocyc_id>
    <pw_reaction_id/>
    <reaction_text>2 -Dehydro-L-gulonate + Hydrogen ion + NADH &gt; Gluconic acid + NAD</reaction_text>
    <kegg_reaction_id/>
    <ecocyc_id/>
    <pw_reaction_id/>
    <reaction_text>2 -Dehydro-L-gulonate + Hydrogen ion + NADPH &gt; Gluconic acid + NADP</reaction_text>
    <kegg_reaction_id/>
    <ecocyc_id/>
    <pw_reaction_id/>
    <reaction_text>5-Keto-D-gluconate + Hydrogen ion + NADPH &lt;&gt; Gluconic acid + NADP</reaction_text>
    <kegg_reaction_id/>
    <ecocyc_id/>
    <pw_reaction_id/>
    <reaction_text>Adenosine triphosphate + Gluconic acid &lt;&gt; ADP + 6-Phosphogluconic acid</reaction_text>
    <kegg_reaction_id>R01737</kegg_reaction_id>
    <ecocyc_id>GLUCONOKIN-RXN</ecocyc_id>
    <pw_reaction_id/>
    <reaction_text>Gluconic acid + NADP &lt;&gt; 2-Keto-D-gluconic acid + NADPH + Hydrogen ion + 2-Dehydro-D-gluconate</reaction_text>
    <kegg_reaction_id>R01739</kegg_reaction_id>
    <ecocyc_id/>
    <pw_reaction_id/>
    <reaction_text>NADP + Gluconic acid &lt;&gt; Hydrogen ion + 2-Dehydro-D-gluconate + NADPH</reaction_text>
    <kegg_reaction_id/>
    <ecocyc_id>1.1.1.215-RXN</ecocyc_id>
    <pw_reaction_id/>
    <reaction_text>NAD(P)&lt;sup&gt;+&lt;/sup&gt; + Gluconic acid &lt;&gt; NAD(P)H + 5-Keto-D-gluconate + Hydrogen ion</reaction_text>
    <kegg_reaction_id/>
    <ecocyc_id>GLUCONATE-5-DEHYDROGENASE-RXN</ecocyc_id>
    <pw_reaction_id/>
    <reaction_text>Adenosine triphosphate + Gluconic acid &gt; Hydrogen ion + ADP + 6-Phosphogluconic acid</reaction_text>
    <kegg_reaction_id/>
    <ecocyc_id>GLUCONOKIN-RXN</ecocyc_id>
    <pw_reaction_id/>
    <reaction_text>Gluconolactone + Water &gt; Hydrogen ion + Gluconic acid</reaction_text>
    <kegg_reaction_id/>
    <ecocyc_id>GLUCONOLACT-RXN</ecocyc_id>
    <pw_reaction_id/>
    <reaction_text>6-Phosphogluconic acid + Water &gt; Gluconic acid + Phosphate</reaction_text>
    <kegg_reaction_id/>
    <ecocyc_id>RXN0-5185</ecocyc_id>
    <pw_reaction_id/>
    <reaction_text>Gluconic acid + NADP &gt; 2-Dehydro-D-gluconate + NADPH</reaction_text>
    <kegg_reaction_id/>
    <ecocyc_id>1.1.1.215-RXN</ecocyc_id>
    <pw_reaction_id/>
    <reaction_text>Adenosine triphosphate + Gluconic acid &gt; ADP + 6-Phosphogluconic acid</reaction_text>
    <kegg_reaction_id/>
    <ecocyc_id/>
    <pw_reaction_id/>
    <reaction_text>Gluconic acid + NAD(P)(+) &gt; 5-Keto-D-gluconate + NAD(P)H</reaction_text>
    <kegg_reaction_id/>
    <ecocyc_id/>
    <pw_reaction_id/>
    <reaction_text>Gluconic acid + NAD + NADP &lt;&gt; 5-Keto-D-gluconate + NADH + NADPH + Hydrogen ion</reaction_text>
    <kegg_reaction_id>R01738 R01740 </kegg_reaction_id>
    <ecocyc_id/>
    <pw_reaction_id/>
    <reaction_text>2-Keto-L-gluconate + NADPH + Hydrogen ion + 2-Dehydro-D-gluconate + NADPH &gt; Gluconic acid + NADP</reaction_text>
    <kegg_reaction_id/>
    <ecocyc_id/>
    <pw_reaction_id>PW_R005689</pw_reaction_id>
    <reaction_text>5-Keto-D-gluconate + Hydrogen ion + NADPH + 5-Keto-D-gluconate + NADPH &gt; NADP + Gluconic acid</reaction_text>
    <kegg_reaction_id/>
    <ecocyc_id/>
    <pw_reaction_id>PW_R005687</pw_reaction_id>
    <reaction_text>Gluconic acid + Adenosine triphosphate &gt; ADP + Hydrogen ion + gluconate 6-phosphate</reaction_text>
    <kegg_reaction_id/>
    <ecocyc_id/>
    <pw_reaction_id>PW_R005694</pw_reaction_id>
  </reactions>
  <concentrations>
    <growth_media>Gutnick minimal complete medium (4.7 g/L KH2PO4; 13.5 g/L K2HPO4; 1 g/L K2SO4; 0.1 g/L MgSO4-7H2O; 10 mM NH4Cl) with 4 g/L glucose</growth_media>
    <growth_system>Shake flask and filter culture</growth_system>
    <concentration>41.6</concentration>
    <concentration_units>uM</concentration_units>
    <internal/>
    <error>0.0</error>
    <temperature>37 oC</temperature>
    <strain>K12 NCM3722</strain>
    <growth_status>Mid-Log Phase</growth_status>
    <molecules>166400</molecules>
    <molecules_error>0</molecules_error>
    <reference>
      <reference_text>Bennett, B. D., Kimball, E. H., Gao, M., Osterhout, R., Van Dien, S. J., Rabinowitz, J. D. (2009). "Absolute metabolite concentrations and implied enzyme active site occupancy in Escherichia coli." Nat Chem Biol 5:593-599.</reference_text>
      <pubmed_id>19561621</pubmed_id>
    </reference>
  </concentrations>
</compound>
