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Literature summary extracted from

  • Sindhu, R.K.; Desai, H.V.
    Purification and properties of agmatine iminohydrolase from groundnut cotyledons (1979), Phytochemistry, 18, 1937-1938.
No PubMed abstract available

Inhibitors

EC Number Inhibitors Comment Organism Structure
3.5.3.12 cadaverine competitive inhibition Arachis hypogaea
3.5.3.12 Cu2+
-
 Arachis hypogaea
3.5.3.12 Cu2+
-
 Zea mays
3.5.3.12 Fe3+
-
 Arachis hypogaea
3.5.3.12 Hg2+
-
 Arachis hypogaea
3.5.3.12 p-chloromercuribenzoate
-
 Arachis hypogaea
3.5.3.12 p-chloromercuribenzoate
-
 Zea mays
3.5.3.12 putrescine
-
 Arachis hypogaea
3.5.3.12 spermidine competitive inhibition Arachis hypogaea
3.5.3.12 spermine 10 mM, 50% inhibition Arachis hypogaea
3.5.3.12 tryptamine 2.5 mM, 50% inhibition Arachis hypogaea
3.5.3.12 Zn2+
-
 Arachis hypogaea
3.5.3.12 Zn2+
-
 Zea mays

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
3.5.3.12 0.76
-
 agmatine
-
 Arachis hypogaea

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
3.5.3.12 agmatine + H2O Escherichia coli
-
 N-carbamoylputrescine + NH3
-
 ?
3.5.3.12 agmatine + H2O Zea mays
-
 N-carbamoylputrescine + NH3
-
 ?
3.5.3.12 agmatine + H2O Arachis hypogaea
-
 N-carbamoylputrescine + NH3
-
 ?
3.5.3.12 agmatine + H2O Helianthus annuus
-
 N-carbamoylputrescine + NH3
-
 ?

Organism

EC Number Organism UniProt Comment Textmining
3.5.3.12 Arachis hypogaea
-
 groundnut, L. cv Punjab-1
-
3.5.3.12 Escherichia coli
-
-
-
3.5.3.12 Helianthus annuus
-
-
-
3.5.3.12 Zea mays
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
3.5.3.12
-
 Arachis hypogaea

Source Tissue

EC Number Source Tissue Comment Organism Textmining
3.5.3.12 cotyledon
-
 Arachis hypogaea
-
3.5.3.12 leaf
-
 Zea mays
-
3.5.3.12 leaf
-
 Arachis hypogaea
-
3.5.3.12 seed
-
 Zea mays
-
3.5.3.12 seedling
-
 Zea mays
-
3.5.3.12 seedling
-
 Helianthus annuus
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
3.5.3.12 0.135
-
-
 Arachis hypogaea

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.5.3.12 agmatine + H2O
-
 Escherichia coli N-carbamoylputrescine + NH3
-
 ?
3.5.3.12 agmatine + H2O
-
 Zea mays N-carbamoylputrescine + NH3
-
 ?
3.5.3.12 agmatine + H2O
-
 Arachis hypogaea N-carbamoylputrescine + NH3
-
 ?
3.5.3.12 agmatine + H2O
-
 Helianthus annuus N-carbamoylputrescine + NH3
-
 ?

Temperature Stability [°C]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
3.5.3.12 55
-
 retains 44% activity when exposed for 10 min, completely inactivated at 60°C under the same conditions Arachis hypogaea

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
3.5.3.12 5.5 8.5
-
 Arachis hypogaea
3.5.3.12 6.5 7.5
-
 Zea mays

Ki Value [mM]

EC Number Ki Value [mM] Ki Value maximum [mM] Inhibitor Comment Organism Structure
3.5.3.12 2.5
-
 tryptamine
-
 Arachis hypogaea
3.5.3.12 10
-
 spermine
-
 Arachis hypogaea