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Literature summary for 3.4.11.3 extracted from

  • Hiwada, K.; Saeki-Yamaguchi, C.; Inaoka, Y.; Kokubu, T.
    Cystine aminopeptidases from pregnancy serum and placenta (1978), Biochem. Med., 20, 296-304.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
EDTA
-
Homo sapiens
Mn2+ at high concentration inhibition Homo sapiens
Zn2+
-
Homo sapiens

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.14
-
S-benzyl-L-cysteine-p-nitroanilide
-
Homo sapiens
0.23
-
L-leucine-p-nitroanilide
-
Homo sapiens

Organism

Organism UniProt Comment Textmining
Homo sapiens
-
-
-

Source Tissue

Source Tissue Comment Organism Textmining
plasma
-
Homo sapiens
-
serum of pregnant women Homo sapiens
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
S-benzyl-L-cysteine-p-nitroanilide + H2O
-
Homo sapiens S-benzyl-L-cysteine + p-nitroaniline
-
?

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
60
-
30 min, 40-50% loss of activity, SP I, SP II, 15 min, 80% loss of activity Homo sapiens