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Literature summary for 5.4.99.17 extracted from

  • Kleemann, G.; Kellner, R.; Poralla, K.
    Purification and properties of the squalene-hopene cyclase from Rhodopseudomonas palustris, a purple non-sulfur bacterium producing hopanoids and tetrahymanol (1994), Biochim. Biophys. Acta, 1210, 317-320.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
HECAMEG 80% inactivation compared to CHAPS Rhodopseudomonas palustris
octylthiogucopyranoside complete inactivation Rhodopseudomonas palustris
taurodeoxycholate 80% inactivation compared to CHAPS Rhodopseudomonas palustris
Triton-X100 96% inhibition Rhodopseudomonas palustris
Zwittergent 80% inactivation compared to CHAPS Rhodopseudomonas palustris

Localization

Localization Comment Organism GeneOntology No. Textmining
membrane
-
Rhodopseudomonas palustris 16020
-

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
70000
-
SDS-PAGE Rhodopseudomonas palustris

Organism

Organism UniProt Comment Textmining
Rhodopseudomonas palustris
-
-
-

Purification (Commentary)

Purification (Comment) Organism
2000-fold Rhodopseudomonas palustris

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
0.1487
-
-
Rhodopseudomonas palustris

Storage Stability

Storage Stability Organism
-20°C, stable for weeks Rhodopseudomonas palustris
6°C, stable for several days Rhodopseudomonas palustris

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
squalene
-
Rhodopseudomonas palustris hop-22(29)-ene
-
?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
30
-
-
Rhodopseudomonas palustris

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
6.5
-
-
Rhodopseudomonas palustris

pH Range

pH Minimum pH Maximum Comment Organism
5 8 no activity below pH 5 or above pH 8 Rhodopseudomonas palustris