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Literature summary for 2.1.2.1 extracted from

  • Sakamoto, M.; Masuda, T.; Yanagimoto, Y.; Nakano, Y.; Kitaoka, S.
    Purification and characterization of cytosolic serine hydroxymethyltransferase from Euglena gracilis z (1991), Agric. Biol. Chem., 55, 2243-2249.
No PubMed abstract available

Inhibitors

Inhibitors Comment Organism Structure
2-aminoalanine
-
Euglena gracilis
2-mercaptopropionic acid
-
Euglena gracilis
glycine
-
Euglena gracilis
L-alanine
-
Euglena gracilis
L-amino acids
-
Euglena gracilis
L-cysteine
-
Euglena gracilis
L-serine
-
Euglena gracilis
additional information not: ethanolamine, ethylenediamine; not: valine, leucine, glutamic acid, 3-hydroxybutyric acid Euglena gracilis

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
25
-
L-serine
-
Euglena gracilis

Localization

Localization Comment Organism GeneOntology No. Textmining
cytoplasm
-
Euglena gracilis 5737
-

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
45000
-
2 * 45000, SDS-PAGE Euglena gracilis
90000
-
gel filtration Euglena gracilis

Organism

Organism UniProt Comment Textmining
Euglena gracilis
-
-
-
Euglena gracilis Z
-
-
-

Purification (Commentary)

Purification (Comment) Organism
affinity chromatography on L-adsorbent Euglena gracilis

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
additional information
-
-
Euglena gracilis
2.55
-
-
Euglena gracilis

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
L-serine + tetrahydrofolate
-
Euglena gracilis glycine + 5,10-methylenetetrahydrofolate + H2O
-
r
L-serine + tetrahydrofolate
-
Euglena gracilis Z glycine + 5,10-methylenetetrahydrofolate + H2O
-
r
additional information no: D-serine Euglena gracilis ?
-
?
additional information no: D-allothreonine Euglena gracilis ?
-
?
additional information no: D-threonine Euglena gracilis ?
-
?
additional information no: D-serine Euglena gracilis Z ?
-
?
additional information no: D-allothreonine Euglena gracilis Z ?
-
?
additional information no: D-threonine Euglena gracilis Z ?
-
?

Subunits

Subunits Comment Organism
dimer 2 * 45000, SDS-PAGE Euglena gracilis

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
6.8
-
-
Euglena gracilis

Cofactor

Cofactor Comment Organism Structure
pyridoxal 5'-phosphate 2 mol per mol enzyme Euglena gracilis
tetrahydrofolate requirement with L-serine or L-2-methylserine as substrate Euglena gracilis

Ki Value [mM]

Ki Value [mM] Ki Value maximum [mM] Inhibitor Comment Organism Structure
0.3
-
L-cysteine
-
Euglena gracilis
1.3
-
2-aminoalanine
-
Euglena gracilis
2.8
-
L-serine
-
Euglena gracilis
3
-
glycine
-
Euglena gracilis