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Literature summary extracted from

  • An, J.J.; Zhou, J.L.; Li, H.J.; Jiang, Y.; Li, P.
    Puqienine E: an angiotensin converting enzyme inhibitory steroidal alkaloid from Fritillaria puqiensis (2010), Fitoterapia, 81, 149-152.
    View publication on PubMed

Inhibitors

EC Number Inhibitors Comment Organism Structure
3.4.15.1 captopril 98.5% inhibition at 0.2 mM Oryctolagus cuniculus
3.4.15.1 peimisine an ACE inhibitory steroidal alkaloid from Fritillaria puqiensis, 20.2% inhibition at 0.2 mM Oryctolagus cuniculus
3.4.15.1 puqiedine an ACE inhibitory steroidal alkaloid from Fritillaria puqiensis, 6.1% inhibition at 0.2 mM Oryctolagus cuniculus
3.4.15.1 puqienine A an ACE inhibitory steroidal alkaloid from Fritillaria puqiensis, 20.4% inhibition at 0.2 mM Oryctolagus cuniculus
3.4.15.1 puqienine B an ACE inhibitory steroidal alkaloid from Fritillaria puqiensis, 24.7% inhibition at 0.2 mM Oryctolagus cuniculus
3.4.15.1 puqienine C an ACE inhibitory steroidal alkaloid from Fritillaria puqiensis, 19.8% inhibition at 0.2 mM Oryctolagus cuniculus
3.4.15.1 puqienine D an ACE inhibitory steroidal alkaloid from Fritillaria puqiensis, 16.5% inhibition at 0.2 mM Oryctolagus cuniculus
3.4.15.1 puqienine E an ACE inhibitory steroidal alkaloid from Fritillaria puqiensis, 72% inhibition at 0.2 mM Oryctolagus cuniculus
3.4.15.1 puqietinone an ACE inhibitory steroidal alkaloid from Fritillaria puqiensis, 9.3% inhibition at 0.2 mM Oryctolagus cuniculus

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
3.4.15.1 angiotensin I + H2O Oryctolagus cuniculus
-
angiotensin II + His-Leu
-
?

Organism

EC Number Organism UniProt Comment Textmining
3.4.15.1 Oryctolagus cuniculus
-
-
-

Source Tissue

EC Number Source Tissue Comment Organism Textmining
3.4.15.1 commercial preparation type VI-S Oryctolagus cuniculus
-
3.4.15.1 lung
-
Oryctolagus cuniculus
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.4.15.1 angiotensin I + H2O
-
Oryctolagus cuniculus angiotensin II + His-Leu
-
?
3.4.15.1 hippuryl-His-Leu + H2O
-
Oryctolagus cuniculus hippuric acid + His-Leu
-
?

Synonyms

EC Number Synonyms Comment Organism
3.4.15.1 ACE
-
Oryctolagus cuniculus
3.4.15.1 angiotensin converting enzyme
-
Oryctolagus cuniculus

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
3.4.15.1 37
-
assay at Oryctolagus cuniculus

IC50 Value

EC Number IC50 Value IC50 Value Maximum Comment Organism Inhibitor Structure
3.4.15.1 0.0000014
-
37°C Oryctolagus cuniculus captopril
3.4.15.1 0.068
-
37°C Oryctolagus cuniculus puqienine E
3.4.15.1 0.6
-
37°C Oryctolagus cuniculus puqienine B
3.4.15.1 1
-
37°C Oryctolagus cuniculus puqienine A