[Exoproteinases of the oomycete Phytophthora infestans].
Identifieur interne : 002240 ( Main/Exploration ); précédent : 002239; suivant : 002241[Exoproteinases of the oomycete Phytophthora infestans].
Auteurs : E L Gvozdeva [Russie] ; E V Ievleva ; N G Gerasimova ; O L Ozeretskovskaia ; T A ValuevaSource :
- Prikladnaia biokhimiia i mikrobiologiia [ 0555-1099 ]
Descripteurs français
- KwdFr :
- Concentration en ions d'hydrogène (MeSH), Exopeptidases (composition chimique), Exopeptidases (métabolisme), Inhibiteurs de la sérine protéinase (métabolisme), Metalloproteases (analyse), Milieux de culture (MeSH), Phytophthora (croissance et développement), Phytophthora (enzymologie), Protéines végétales (métabolisme), Solanum tuberosum (métabolisme), Spécificité du substrat (MeSH), Subtilisine (analyse), Trypsine (analyse).
- MESH :
- analyse : Metalloproteases, Subtilisine, Trypsine.
- composition chimique : Exopeptidases.
- croissance et développement : Phytophthora.
- enzymologie : Phytophthora.
- métabolisme : Exopeptidases, Inhibiteurs de la sérine protéinase, Protéines végétales, Solanum tuberosum.
- Concentration en ions d'hydrogène, Milieux de culture, Spécificité du substrat.
English descriptors
- KwdEn :
- Culture Media (MeSH), Exopeptidases (chemistry), Exopeptidases (metabolism), Hydrogen-Ion Concentration (MeSH), Metalloproteases (analysis), Phytophthora (enzymology), Phytophthora (growth & development), Plant Proteins (metabolism), Serine Proteinase Inhibitors (metabolism), Solanum tuberosum (metabolism), Substrate Specificity (MeSH), Subtilisin (analysis), Trypsin (analysis).
- MESH :
- chemical , analysis : Metalloproteases, Subtilisin, Trypsin.
- chemical , chemistry : Exopeptidases.
- chemical , metabolism : Exopeptidases, Plant Proteins, Serine Proteinase Inhibitors.
- chemical : Culture Media.
- enzymology : Phytophthora.
- growth & development : Phytophthora.
- metabolism : Solanum tuberosum.
- Hydrogen-Ion Concentration, Substrate Specificity.
Abstract
When grown in a medium containing heat-stable potato tuber proteins, the oomycete Phytophthora infestans (Mont.) de Bary produces a set of exoproteinases active at neutral and mildly basic pH values. These extracellular proteinases have been shown by SDS-PAGE with the presence of gelatin to include at least six components differing in molecular weight. Inhibitory analysis and study of the effects of the enzymes on various synthetic substrates show that the culture liquid of P. infestans contains mainly serine proteinases specific to trypsin and subtilisin and metalloproteinases. Their activity is suppressed by proteinase-inhibitor proteins from potato tubers. It is suggested that P. infestans exoproteinases may be the metabolic target for natural proteinase inhibitors from potato.
PubMed: 15125197
Affiliations:
Links toward previous steps (curation, corpus...)
Le document en format XML
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<author><name sortKey="Gvozdeva, E L" sort="Gvozdeva, E L" uniqKey="Gvozdeva E" first="E L" last="Gvozdeva">E L Gvozdeva</name>
<affiliation wicri:level="3"><nlm:affiliation>Bach Institute of Biochemistry, Russian Academy of Sciences, Leninskii pr. 33, Moscow, 119071 Russia.</nlm:affiliation>
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<wicri:regionArea>Bach Institute of Biochemistry, Russian Academy of Sciences, Leninskii pr. 33, Moscow</wicri:regionArea>
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<region>District fédéral central</region>
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<author><name sortKey="Gerasimova, N G" sort="Gerasimova, N G" uniqKey="Gerasimova N" first="N G" last="Gerasimova">N G Gerasimova</name>
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<author><name sortKey="Ozeretskovskaia, O L" sort="Ozeretskovskaia, O L" uniqKey="Ozeretskovskaia O" first="O L" last="Ozeretskovskaia">O L Ozeretskovskaia</name>
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<profileDesc><textClass><keywords scheme="KwdEn" xml:lang="en"><term>Culture Media (MeSH)</term>
<term>Exopeptidases (chemistry)</term>
<term>Exopeptidases (metabolism)</term>
<term>Hydrogen-Ion Concentration (MeSH)</term>
<term>Metalloproteases (analysis)</term>
<term>Phytophthora (enzymology)</term>
<term>Phytophthora (growth & development)</term>
<term>Plant Proteins (metabolism)</term>
<term>Serine Proteinase Inhibitors (metabolism)</term>
<term>Solanum tuberosum (metabolism)</term>
<term>Substrate Specificity (MeSH)</term>
<term>Subtilisin (analysis)</term>
<term>Trypsin (analysis)</term>
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<keywords scheme="KwdFr" xml:lang="fr"><term>Concentration en ions d'hydrogène (MeSH)</term>
<term>Exopeptidases (composition chimique)</term>
<term>Exopeptidases (métabolisme)</term>
<term>Inhibiteurs de la sérine protéinase (métabolisme)</term>
<term>Metalloproteases (analyse)</term>
<term>Milieux de culture (MeSH)</term>
<term>Phytophthora (croissance et développement)</term>
<term>Phytophthora (enzymologie)</term>
<term>Protéines végétales (métabolisme)</term>
<term>Solanum tuberosum (métabolisme)</term>
<term>Spécificité du substrat (MeSH)</term>
<term>Subtilisine (analyse)</term>
<term>Trypsine (analyse)</term>
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<keywords scheme="MESH" type="chemical" qualifier="analysis" xml:lang="en"><term>Metalloproteases</term>
<term>Subtilisin</term>
<term>Trypsin</term>
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<keywords scheme="MESH" type="chemical" qualifier="chemistry" xml:lang="en"><term>Exopeptidases</term>
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<keywords scheme="MESH" type="chemical" qualifier="metabolism" xml:lang="en"><term>Exopeptidases</term>
<term>Plant Proteins</term>
<term>Serine Proteinase Inhibitors</term>
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<keywords scheme="MESH" type="chemical" xml:lang="en"><term>Culture Media</term>
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<term>Trypsine</term>
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<keywords scheme="MESH" qualifier="enzymology" xml:lang="en"><term>Phytophthora</term>
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<term>Inhibiteurs de la sérine protéinase</term>
<term>Protéines végétales</term>
<term>Solanum tuberosum</term>
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<keywords scheme="MESH" xml:lang="en"><term>Hydrogen-Ion Concentration</term>
<term>Substrate Specificity</term>
</keywords>
<keywords scheme="MESH" xml:lang="fr"><term>Concentration en ions d'hydrogène</term>
<term>Milieux de culture</term>
<term>Spécificité du substrat</term>
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<front><div type="abstract" xml:lang="en">When grown in a medium containing heat-stable potato tuber proteins, the oomycete Phytophthora infestans (Mont.) de Bary produces a set of exoproteinases active at neutral and mildly basic pH values. These extracellular proteinases have been shown by SDS-PAGE with the presence of gelatin to include at least six components differing in molecular weight. Inhibitory analysis and study of the effects of the enzymes on various synthetic substrates show that the culture liquid of P. infestans contains mainly serine proteinases specific to trypsin and subtilisin and metalloproteinases. Their activity is suppressed by proteinase-inhibitor proteins from potato tubers. It is suggested that P. infestans exoproteinases may be the metabolic target for natural proteinase inhibitors from potato.</div>
</front>
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<Issue>2</Issue>
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<Title>Prikladnaia biokhimiia i mikrobiologiia</Title>
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<ArticleTitle>[Exoproteinases of the oomycete Phytophthora infestans].</ArticleTitle>
<Pagination><MedlinePgn>194-200</MedlinePgn>
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<Abstract><AbstractText>When grown in a medium containing heat-stable potato tuber proteins, the oomycete Phytophthora infestans (Mont.) de Bary produces a set of exoproteinases active at neutral and mildly basic pH values. These extracellular proteinases have been shown by SDS-PAGE with the presence of gelatin to include at least six components differing in molecular weight. Inhibitory analysis and study of the effects of the enzymes on various synthetic substrates show that the culture liquid of P. infestans contains mainly serine proteinases specific to trypsin and subtilisin and metalloproteinases. Their activity is suppressed by proteinase-inhibitor proteins from potato tubers. It is suggested that P. infestans exoproteinases may be the metabolic target for natural proteinase inhibitors from potato.</AbstractText>
</Abstract>
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<ForeName>E L</ForeName>
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<AffiliationInfo><Affiliation>Bach Institute of Biochemistry, Russian Academy of Sciences, Leninskii pr. 33, Moscow, 119071 Russia.</Affiliation>
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<VernacularTitle>Ekzoproteinazy oomitseta Phytophthora infestans.</VernacularTitle>
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<MeshHeading><DescriptorName UI="D013379" MajorTopicYN="N">Substrate Specificity</DescriptorName>
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<QualifierName UI="Q000032" MajorTopicYN="N">analysis</QualifierName>
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