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Literature summary for 4.2.1.20 extracted from

  • O'Neil Hoch, S.
    Tryptophan synthetase from Bacillus subtilis, purification and characterization of the alpha component (1973), J. Biol. Chem., 248, 2999-3003.
    View publication on PubMed

Activating Compound

Activating Compound Comment Organism Structure
hydroxylamine 0.4-1.2 M, 7fold stimulation of alpha subunit Bacillus subtilis

Organism

Organism UniProt Comment Textmining
Bacillus subtilis
-
-
-

Purification (Commentary)

Purification (Comment) Organism
alpha subunit Bacillus subtilis

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
2.8
-
indole production from 1-(indol-3-yl)glycerol 3-phosphate Bacillus subtilis

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
indole-3-glycerol phosphate catalyzed by alpha-subunit Bacillus subtilis indole + D-glyceraldehyde 3-phosphate
-
?

Subunits

Subunits Comment Organism
? x * 25600-26300, alpha subunit, ultracentrifugation, SDS-PAGE Bacillus subtilis

pH Range

pH Minimum pH Maximum Comment Organism
6 8 alpha-subunit Bacillus subtilis