<?xml version="1.0" encoding="UTF-8"?>
<compound>
  <version>1.0</version>
  <creation_date>2011-09-21 00:13:21 UTC</creation_date>
  <update_date>2025-11-19 02:41:35 UTC</update_date>
  <accession>FDB022395</accession>
  <name>Dihydrofolic acid</name>
  <description>Dihydrofolic acid is a folic acid derivative acted upon by dihydrofolate reductase to produce tetrahydrofolic acid. It interacts with bacteria during cell division. It can be targeted with drug analogs to prevent nucleic acid synthesis. Dihydrofolic acid is also known by the name Dihydrofolate - more commonly Vitamin B9. [HMDB]</description>
  <synonyms>
    <synonym>7,8-Dihydro-L-folic acid</synonym>
    <synonym>7,8-dihydrofolate</synonym>
    <synonym>7,8-Dihydrofolic acid</synonym>
    <synonym>7,8-Dihydropteroylglutamate</synonym>
    <synonym>7,8-Dihydropteroylglutamic acid</synonym>
    <synonym>dihydrofolate</synonym>
    <synonym>H2PteGlu</synonym>
    <synonym>H2PteGlu1</synonym>
    <synonym>L-N-[p-[[(2-amino-7,8-dihydro-4-hydroxy-6-pteridinyl)methyl]amino]benzoyl]-Glutamic acid</synonym>
    <synonym>N-(4-(((2-amino-1,4,7,8-tetrahydro-4-oxo-6-pteridinyl)methyl)amino)benzoyl)-L-Glutamic acid</synonym>
    <synonym>N-(4-{[(2-amino-4-oxo-3,4,7,8-tetrahydropteridin-6-yl)methyl]amino}benzoyl)-L-glutamic acid</synonym>
    <synonym>N-(7,8-Dihydropteroyl)-L-glutamate</synonym>
    <synonym>N-(7,8-dihydropteroyl)-L-glutamic acid</synonym>
    <synonym>N-[4-[[(2-amino-1,4,7,8-tetrahydro-4-oxo-6-pteridinyl)methyl]amino]benzoyl]-L-Glutamic acid</synonym>
    <synonym>N-[4-[[(2-amino-3,4,7,8-tetrahydro-4-oxo-6-pteridinyl)methyl]amino]benzoyl]-L-Glutamic acid</synonym>
  </synonyms>
  <chemical_formula>C19H21N7O6</chemical_formula>
  <average_molecular_weight>443.4133</average_molecular_weight>
  <monisotopic_moleculate_weight>443.155331439</monisotopic_moleculate_weight>
  <iupac_name>(2S)-2-[(4-{[(2-amino-4-oxo-1,4,7,8-tetrahydropteridin-6-yl)methyl]amino}phenyl)formamido]pentanedioic acid</iupac_name>
  <traditional_iupac>dihydrofolic acid</traditional_iupac>
  <cas_registry_number>4033-27-6</cas_registry_number>
  <smiles>NC1=NC2=C(N=C(CNC3=CC=C(C=C3)C(=O)N[C@@H](CCC(O)=O)C(O)=O)CN2)C(=O)N1</smiles>
  <inchi>InChI=1S/C19H21N7O6/c20-19-25-15-14(17(30)26-19)23-11(8-22-15)7-21-10-3-1-9(2-4-10)16(29)24-12(18(31)32)5-6-13(27)28/h1-4,12,21H,5-8H2,(H,24,29)(H,27,28)(H,31,32)(H4,20,22,25,26,30)/t12-/m0/s1</inchi>
  <inchikey>OZRNSSUDZOLUSN-LBPRGKRZSA-N</inchikey>
  <taxonomy>
    <description> belongs to the class of organic compounds known as glutamic acid and derivatives. Glutamic acid and derivatives are compounds containing glutamic acid or a derivative thereof resulting from reaction of glutamic acid at the amino group or the carboxy group, or from the replacement of any hydrogen of glycine by a heteroatom.</description>
    <direct_parent>Glutamic acid and derivatives</direct_parent>
    <kingdom>Organic compounds</kingdom>
    <super_class>Organic acids and derivatives</super_class>
    <class>Carboxylic acids and derivatives</class>
    <sub_class>Amino acids, peptides, and analogues</sub_class>
    <molecular_framework>Aromatic heteropolycyclic compounds</molecular_framework>
    <alternative_parents>
      <alternative_parent>Amino acids</alternative_parent>
      <alternative_parent>Aminobenzamides</alternative_parent>
      <alternative_parent>Aniline and substituted anilines</alternative_parent>
      <alternative_parent>Azacyclic compounds</alternative_parent>
      <alternative_parent>Benzoyl derivatives</alternative_parent>
      <alternative_parent>Carbonyl compounds</alternative_parent>
      <alternative_parent>Carboxylic acids</alternative_parent>
      <alternative_parent>Dicarboxylic acids and derivatives</alternative_parent>
      <alternative_parent>Heteroaromatic compounds</alternative_parent>
      <alternative_parent>Hippuric acids</alternative_parent>
      <alternative_parent>Hydrocarbon derivatives</alternative_parent>
      <alternative_parent>Hydroxypyrimidines</alternative_parent>
      <alternative_parent>Ketimines</alternative_parent>
      <alternative_parent>N-acyl-alpha amino acids</alternative_parent>
      <alternative_parent>Organic oxides</alternative_parent>
      <alternative_parent>Organopnictogen compounds</alternative_parent>
      <alternative_parent>Phenylalkylamines</alternative_parent>
      <alternative_parent>Propargyl-type 1,3-dipolar organic compounds</alternative_parent>
      <alternative_parent>Pterins and derivatives</alternative_parent>
      <alternative_parent>Secondary alkylarylamines</alternative_parent>
      <alternative_parent>Secondary carboxylic acid amides</alternative_parent>
    </alternative_parents>
    <substituents>
      <substituent>Amine</substituent>
      <substituent>Amino acid</substituent>
      <substituent>Aminobenzamide</substituent>
      <substituent>Aminobenzoic acid or derivatives</substituent>
      <substituent>Aniline or substituted anilines</substituent>
      <substituent>Aromatic heteropolycyclic compound</substituent>
      <substituent>Azacycle</substituent>
      <substituent>Benzamide</substituent>
      <substituent>Benzenoid</substituent>
      <substituent>Benzoic acid or derivatives</substituent>
      <substituent>Benzoyl</substituent>
      <substituent>Carbonyl group</substituent>
      <substituent>Carboxamide group</substituent>
      <substituent>Carboxylic acid</substituent>
      <substituent>Dicarboxylic acid or derivatives</substituent>
      <substituent>Glutamic acid or derivatives</substituent>
      <substituent>Heteroaromatic compound</substituent>
      <substituent>Hippuric acid</substituent>
      <substituent>Hippuric acid or derivatives</substituent>
      <substituent>Hydrocarbon derivative</substituent>
      <substituent>Hydroxypyrimidine</substituent>
      <substituent>Imine</substituent>
      <substituent>Ketimine</substituent>
      <substituent>Monocyclic benzene moiety</substituent>
      <substituent>N-acyl-alpha amino acid or derivatives</substituent>
      <substituent>N-acyl-alpha-amino acid</substituent>
      <substituent>Organic 1,3-dipolar compound</substituent>
      <substituent>Organic nitrogen compound</substituent>
      <substituent>Organic oxide</substituent>
      <substituent>Organic oxygen compound</substituent>
      <substituent>Organoheterocyclic compound</substituent>
      <substituent>Organonitrogen compound</substituent>
      <substituent>Organooxygen compound</substituent>
      <substituent>Organopnictogen compound</substituent>
      <substituent>Phenylalkylamine</substituent>
      <substituent>Propargyl-type 1,3-dipolar organic compound</substituent>
      <substituent>Pteridine</substituent>
      <substituent>Pterin</substituent>
      <substituent>Pyrimidine</substituent>
      <substituent>Secondary aliphatic/aromatic amine</substituent>
      <substituent>Secondary amine</substituent>
      <substituent>Secondary carboxylic acid amide</substituent>
    </substituents>
    <external_descriptors>
      <external_descriptor>dihydrofolic acids</external_descriptor>
    </external_descriptors>
  </taxonomy>
  <state>Solid</state>
  <predicted_properties>
    <property>
      <kind>logp</kind>
      <value>-0.93</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>logs</kind>
      <value>-3.50</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>solubility</kind>
      <value>1.41e-01 g/l</value>
      <source>ALOGPS</source>
    </property>
  </predicted_properties>
  <experimental_properties>
  </experimental_properties>
  <property>
    <kind>logp</kind>
    <value>-1.8</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>pka_strongest_acidic</kind>
    <value>3.37</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>pka_strongest_basic</kind>
    <value>2.09</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>iupac</kind>
    <value>(2S)-2-[(4-{[(2-amino-4-oxo-1,4,7,8-tetrahydropteridin-6-yl)methyl]amino}phenyl)formamido]pentanedioic acid</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>average_mass</kind>
    <value>443.4133</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>mono_mass</kind>
    <value>443.155331439</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>smiles</kind>
    <value>NC1=NC2=C(N=C(CNC3=CC=C(C=C3)C(=O)N[C@@H](CCC(O)=O)C(O)=O)CN2)C(=O)N1</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>formula</kind>
    <value>C19H21N7O6</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>inchi</kind>
    <value>InChI=1S/C19H21N7O6/c20-19-25-15-14(17(30)26-19)23-11(8-22-15)7-21-10-3-1-9(2-4-10)16(29)24-12(18(31)32)5-6-13(27)28/h1-4,12,21H,5-8H2,(H,24,29)(H,27,28)(H,31,32)(H4,20,22,25,26,30)/t12-/m0/s1</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>inchikey</kind>
    <value>OZRNSSUDZOLUSN-LBPRGKRZSA-N</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>polar_surface_area</kind>
    <value>207.6</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>refractivity</kind>
    <value>120.99</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>polarizability</kind>
    <value>44.31</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>rotatable_bond_count</kind>
    <value>9</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>acceptor_count</kind>
    <value>12</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>donor_count</kind>
    <value>7</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>physiological_charge</kind>
    <value>-2</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>formal_charge</kind>
    <value>0</value>
    <source>ChemAxon</source>
  </property>
  <pathways>
    <pathway>
      <name>Folate Metabolism</name>
      <smpdb_id>SMP00053</smpdb_id>
      <kegg_map_id>map00670</kegg_map_id>
    </pathway>
    <pathway>
      <name>Pterine Biosynthesis</name>
      <smpdb_id>SMP00005</smpdb_id>
      <kegg_map_id>map00790</kegg_map_id>
    </pathway>
  </pathways>
  <spectra>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>22988</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>22989</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>22990</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>29786</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>29787</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>29788</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2256358</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2837874</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2837875</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2837876</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2867313</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2867314</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>2867315</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>8422</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>8423</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>8424</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>8425</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>8426</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>8427</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>8428</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>8429</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>8430</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>8431</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>8432</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>8433</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>8434</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>8435</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>8436</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>8437</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>8438</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>8439</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>8440</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::NmrOneD</type>
      <spectrum_id>8441</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>23814</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>37907</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>130632</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::CMs</type>
      <spectrum_id>138366</spectrum_id>
    </spectrum>
  </spectra>
  <hmdb_id>HMDB01056</hmdb_id>
  <pubchem_compound_id/>
  <chemspider_id/>
  <kegg_id/>
  <chebi_id>15633</chebi_id>
  <biocyc_id/>
  <het_id>DHF</het_id>
  <wikipidia/>
  <vmh_id/>
  <fbonto_id/>
  <foodb_id/>
  <general_references>
    <reference>#&lt;Reference:0x000055ce32505428&gt;</reference>
  </general_references>
  <foods>
    <food>
      <name>Anatidae</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Anatidae</name_scientific>
      <ncbi_taxonomy_id>8830</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Beefalo</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Bos taurus X Bison bison</name_scientific>
      <ncbi_taxonomy_id>297284</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Bison</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Bison bison</name_scientific>
      <ncbi_taxonomy_id>9901</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Buffalo</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Bubalus bubalis</name_scientific>
      <ncbi_taxonomy_id>89462</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Cattle (Beef, Veal)</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Bos taurus</name_scientific>
      <ncbi_taxonomy_id>9913</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Chicken</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Gallus gallus</name_scientific>
      <ncbi_taxonomy_id>9031</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Columbidae (Dove, Pigeon)</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Columbidae</name_scientific>
      <ncbi_taxonomy_id>8930</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Deer</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Cervidae</name_scientific>
      <ncbi_taxonomy_id>9850</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Domestic goat</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Capra aegagrus hircus</name_scientific>
      <ncbi_taxonomy_id>9925</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Domestic pig</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Sus scrofa domestica</name_scientific>
      <ncbi_taxonomy_id>9825</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Elk</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Cervus canadensis</name_scientific>
      <ncbi_taxonomy_id>1574408</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Emu</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Dromaius novaehollandiae</name_scientific>
      <ncbi_taxonomy_id>8790</ncbi_taxonomy_id>
    </food>
    <food>
      <name>European rabbit</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Oryctolagus</name_scientific>
      <ncbi_taxonomy_id>9984</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Greylag goose</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Anser anser</name_scientific>
      <ncbi_taxonomy_id>8843</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Guinea hen</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Numida meleagris</name_scientific>
      <ncbi_taxonomy_id>8996</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Horse</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Equus caballus</name_scientific>
      <ncbi_taxonomy_id>9796</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Mallard duck</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Anas platyrhynchos</name_scientific>
      <ncbi_taxonomy_id>8839</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Mountain hare</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Lepus timidus</name_scientific>
      <ncbi_taxonomy_id>62621</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Mule deer</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Odocoileus</name_scientific>
      <ncbi_taxonomy_id>9871</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Ostrich</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Struthio camelus</name_scientific>
      <ncbi_taxonomy_id>8801</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Pheasant</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Phasianus colchicus</name_scientific>
      <ncbi_taxonomy_id>9054</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Quail</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Phasianidae</name_scientific>
      <ncbi_taxonomy_id>9005</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Rabbit</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Leporidae</name_scientific>
      <ncbi_taxonomy_id>9979</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Rock ptarmigan</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Lagopus muta</name_scientific>
      <ncbi_taxonomy_id>64668</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Sheep (Mutton, Lamb)</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Ovis aries</name_scientific>
      <ncbi_taxonomy_id>9940</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Squab</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Columba</name_scientific>
      <ncbi_taxonomy_id>8931</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Turkey</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Meleagris gallopavo</name_scientific>
      <ncbi_taxonomy_id>9103</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Velvet duck</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Melanitta fusca</name_scientific>
      <ncbi_taxonomy_id>371864</ncbi_taxonomy_id>
    </food>
    <food>
      <name>Wild boar</name>
      <food_type>Type 1</food_type>
      <category>specific</category>
      <name_scientific>Sus scrofa</name_scientific>
      <ncbi_taxonomy_id>9823</ncbi_taxonomy_id>
    </food>
  </foods>
  <flavors>
  </flavors>
  <enzymes>
    <enzyme>
      <name>Dihydrofolate reductase</name>
      <uniprot_id>P00374</uniprot_id>
      <uniprot_name/>
      <gene_name>DHFR</gene_name>
    </enzyme>
    <enzyme>
      <name>Folylpolyglutamate synthase, mitochondrial</name>
      <uniprot_id>Q05932</uniprot_id>
      <uniprot_name/>
      <gene_name>FPGS</gene_name>
    </enzyme>
    <enzyme>
      <name>Thymidylate synthase</name>
      <uniprot_id>P04818</uniprot_id>
      <uniprot_name/>
      <gene_name>TYMS</gene_name>
    </enzyme>
  </enzymes>
  <health_effects>
  </health_effects>
</compound>
