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Literature summary for 1.5.5.2 extracted from

  • Srivastava, D.; Zhu, W.; Johnson, W.H.; Whitman, C.P.; Becker, D.F.; Tanner, J.J.
    The structure of the proline utilization a proline dehydrogenase domain inactivated by N-propargylglycine provides insight into conformational changes induced by substrate binding and flavin reduction (2010), Biochemistry, 49, 560-569.
    View publication on PubMedView publication on EuropePMC

Cloned(Commentary)

Cloned (Comment) Organism
expression in Escherichia coli Escherichia coli

Crystallization (Commentary)

Crystallization (Comment) Organism
2.15 A resolution structure of the PRODH inactivated by N-propargylglycine. The initial events involved in broadcasting the reduced flavin state to the distal membrane-binding domain include major reorganization of the flavin ribityl chain, severe butterfly bending of the isoalloxazine ring, and disruption of an electrostatic network involving the flavin N(5) atom, Arg431, and Asp370. The active site is incompletely assembled in the absence of the substrate, and the binding of proline draws together conserved residues in helix 8 and the beta1-alphal loop to complete the active site Escherichia coli

Inhibitors

Inhibitors Comment Organism Structure
N-propargylglycine irreversibly inactivates PutA by covalently linking the flavin N(5) atom to the epsilon-amino of Lys329. Inactivation locks PutA into a conformation that may mimic the proline-reduced, membrane-associated form Escherichia coli

Organism

Organism UniProt Comment Textmining
Escherichia coli P09546
-
-

Synonyms

Synonyms Comment Organism
PutA
-
Escherichia coli