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Literature summary for 5.4.3.8 extracted from

  • Stetefeld, J.; Jenny, M.; Burkhard, P.
    Intersubunit signaling in glutamate-1-semialdehyde-aminomutase (2006), Proc. Natl. Acad. Sci. USA, 103, 13688-13693.
    View publication on PubMedView publication on EuropePMC

Cloned(Commentary)

Cloned (Comment) Organism
expression in Escherichia coli Synechococcus sp.

Crystallization (Commentary)

Crystallization (Comment) Organism
-
Synechococcus sp.

Organism

Organism UniProt Comment Textmining
Synechococcus sp. P24630
-
-

Reaction

Reaction Comment Organism Reaction ID
L-glutamate 1-semialdehyde = 5-aminolevulinate enzyme shows an active-site gating loop, which undergoes a dramatic conformational change during catalysis, that is simultaneously open in one subunit and closed in the other. Loop movement requires a beta-sheet-to-alpha-helix transition to assume the closed conformation, thus facilitating transport of substrate toward, and concomitantly forming, an integral part of the active site. The accompanying intersubunit cross-talk controls negative cooperativity between the allosteric pair Synechococcus sp.