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Literature summary for 3.4.11.20 extracted from
- Substrate specificity of aminopeptidase Ey from hens (Gallus domesticus) egg yolk (1993), Comp. Biochem. Physiol. B, 105, 105-110.
KM Value [mM]
| KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|
| 0.58 | - |
Leu-Pro-Leu-Arg-PheNH2 | - |
Gallus gallus |  |
Localization
| Localization | Comment | Organism | GeneOntology No. | Textmining |
|---|---|---|---|---|
| cytoplasm | - |
Gallus gallus | 5737 | - |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Gallus gallus | - |
hen | - |
| Gallus gallus | - |
Gallus gallus domesticus | - |
Source Tissue
| Source Tissue | Comment | Organism | Textmining |
|---|---|---|---|
| egg yolk | - |
Gallus gallus | - |
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| Arg-Pro-Lys-Pro + H2O | i.e. , substance P fragment 1-4, hydrolysis of the N-terminal Xaa-bond, no hydrolysis of substance P | Gallus gallus | Arg + Pro-Lys-Pro | - |
? | |
| Arg-Pro-Pro-Gly-Phe + H2O | bradikinin fragment 1-5, no hydrolysis of bradikinin | Gallus gallus | Arg + Pro-Pro-Gly-Phe | - |
? | |
| Arg-Tyr-Leu-Pro-Thr + H2O | insect neuropeptide | Gallus gallus | ? | - |
? | |
| Leu-Pro-Leu-Arg-PheNH2 + H2O | i.e. chicken brain peptide | Gallus gallus | Leu + Pro-Leu-Arg-PheNH2 | resistant to the enzyme | ? | |
| additional information | broad specificity for amino acid residues at P1 position, not: Pro-Leu-GlyNH2, schistoFMRF-amide (Pro-Asp-Val-Asp-His-Val-Phe-Leu-Arg-PheNH2), melanocyte-stimulating hormone release-inhibiting factor, Leu-Pro-Thr, Lys-Pro-Arg, Ala-Pro, Gly-Pro, Leu-Pro, Met-Pro, Phe-Pro, alpha-bag cell peptide (Ala-Pro-Arg-Leu-Arg-Phe-Tyr-Ser-Leu) | Gallus gallus | ? | - |
? | |
| Pro-Phe-Gly-Lys + H2O | - |
Gallus gallus | Pro + Phe-Gly-Lys | - |
? | |
| proctolin + H2O | - |
Gallus gallus | ? | - |
? | |
| tuftsin + H2O | - |
Gallus gallus | ? | - |
? | |
Turnover Number [1/s]
| Turnover Number Minimum [1/s] | Turnover Number Maximum [1/s] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|
| 0.1 | - |
Leu-Pro-Leu-Arg-PheNH2 | - |
Gallus gallus | |
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