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Literature summary for 4.2.1.24 extracted from

  • Frankenberg, N.; Jahn, D.; Jaffe, E.K.
    Pseudomonas aeruginosa contains a novel type V porphobilinogen synthase with no required catalytic metal ions (1999), Biochemistry, 38, 13976-13982.
    View publication on PubMed

Metals/Ions

Metals/Ions Comment Organism Structure
Mg2+ binds only 4 Mg2+ per octamer, these 4 Mg2+ allosterically stimulate a metal ion independent catalytic actiovity, in a fashion dependent upon both pH and K+, the allosteric Mg2+ is located in metal binding site C, which is outside the active site. NO evidence is found for metal binding to the potential high-affinity active site metal binding site A and/or B, no direct involvement of Mg2+ in substrate binding and product formation Pseudomonas aeruginosa

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
5-aminolevulinate Pseudomonas aeruginosa enzyme catalyzes the first common step in tetrapyrrole biosynthesis ?
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?

Organism

Organism UniProt Comment Textmining
Pseudomonas aeruginosa
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Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
5-aminolevulinate enzyme catalyzes the first common step in tetrapyrrole biosynthesis Pseudomonas aeruginosa ?
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?