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Literature summary for 3.2.1.129 extracted from
- Cleavage of the polysialosyl units of brain glycoproteins by a bacteriophage endosialidase. Involvement of a long oligosaccharide segment in molecular interactions of polysialic acid (1985), J. Biol. Chem., 260, 1265-1270.
Natural Substrates/ Products (Substrates)
| Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| poly(sialic) acids or oligo(sialic) acids containing alpha-2,8-linked N-acetylneuraminic acid + H2O | bacteriophage PK1A | - |
fragments of poly(sialic) acid or oligo(sialic) acids | - |
? |  |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| bacteriophage PK1A | - |
- |
- |
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| poly(sialic) acids or oligo(sialic) acids containing alpha-2,8-linked N-acetylneuraminic acid + H2O | - |
bacteriophage PK1A | fragments of poly(sialic) acid or oligo(sialic) acids | - |
? | |
| poly(sialic) acids or oligo(sialic) acids containing alpha-2,8-linked N-acetylneuraminic acid + H2O | brain glycoproteins | bacteriophage PK1A | fragments of poly(sialic) acid or oligo(sialic) acids | - |
? | |
| poly(sialic) acids or oligo(sialic) acids containing alpha-2,8-linked N-acetylneuraminic acid + H2O | enzyme requires the simultaneous presence adjacent to the site of cleavage a minimum of 3 sialic acid residues on the distal side and a minimum of 5 sialic acid residues on the proximal side | bacteriophage PK1A | fragments of poly(sialic) acid or oligo(sialic) acids | - |
? | |
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