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Literature summary extracted from

  • Tanaka, N.; Takeuchi, M.; Ichishima, E.
    Purification of an acid proteinase from Aspergillus saitoi and determination of peptide bond specificity (1977), Biochim. Biophys. Acta, 485, 406-416.
    View publication on PubMed

Organism

EC Number Organism UniProt Comment Textmining
3.4.23.18 Aspergillus phoenicis
-
-
-
3.4.23.19 Aspergillus niger
-
 var. macrosporus
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.4.23.18 angiotensin II + H2O cleavage site: Tyr4-Ile5 Aspergillus phoenicis ?
-
 ?
3.4.23.18 additional information specificity Aspergillus phoenicis ?
-
 ?
3.4.23.18 additional information does not require a hydrophobic amino acid in P1, P2 or P3 position, prefers substrates with hydrophobic amino acid in P1', less so in P2' Aspergillus phoenicis ?
-
 ?
3.4.23.18 Oxidized insulin B-chain + H2O major cleavage sites: Phe24-Phe25, Leu15-Tyr16, minor sites: Ala14-Leu15, Tyr16-Leu17, peptide bond specificity compared to other proteinases Aspergillus phoenicis Hydrolyzed insulin B-chain
-
 ?
3.4.23.18 Trypsinogen + H2O cleavage site: Lys6-Ile7 Aspergillus phoenicis ?
-
 ?
3.4.23.19 Oxidized insulin B-chain + H2O major cleavage sites: Asn3-Gln4, Glu13-Ala14, Tyr26-Thr27, minor site: Gly20-Glu21 Aspergillus niger Hydrolyzed insulin B-chain
-
 ?

Synonyms

EC Number Synonyms Comment Organism
3.4.23.19 More non-pepsin-type acid proteinase Aspergillus niger