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Literature summary for 1.4.1.2 extracted from

  • Oliveira, T.F.; Carrigan, J.B.; Hamza, M.A.; Sharkey, M.A.; Engel, P.C.; Khan, A.R.
    Crystallization and preliminary structural analyses of glutamate dehydrogenase from Peptoniphilus asaccharolyticus (2010), Acta Crystallogr. Sect. F, 66, 523-526.
    View publication on PubMedView publication on EuropePMC

Cloned(Commentary)

Cloned (Comment) Organism
expression of wild-type GDH in Escherichia coli strain BL21(DE3), and of the SeMet-labeled enzyme in Escherichia coli strain B834 (DE3) Peptoniphilus asaccharolyticus

Crystallization (Commentary)

Crystallization (Comment) Organism
purified recombinant wild-type and SeMet-labeled GDHs, hanging drop vapour diffusion method, at 20°C, protein in 10 mM Tris-HCl, pH 7.0, mixing of 0.002 ml of protein solution with 0.001 ml of reservoir solution containing 2.0 M ammonium sulfate, 0.1 M sodium cacodylate, pH 6.5, 200 mM NaCl, and equilibration with 0.5 ml reservoir solution, X-ray diffraction structure determination and analysis at 3.5 A resolution Peptoniphilus asaccharolyticus

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
L-glutamate + H2O + NAD+ Peptoniphilus asaccharolyticus
-
2-oxoglutarate + NH3 + NADH + H+
-
r

Organism

Organism UniProt Comment Textmining
Peptoniphilus asaccharolyticus P28997
-
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
L-glutamate + H2O + NAD+
-
Peptoniphilus asaccharolyticus 2-oxoglutarate + NH3 + NADH + H+
-
r

Synonyms

Synonyms Comment Organism
GDH
-
Peptoniphilus asaccharolyticus

Cofactor

Cofactor Comment Organism Structure
additional information NADP+ and NADPH are poor cofactors. The presence of an acidic residue at the P7 position, adjacent to the 2'-OH group, typically discriminates against NADP+. PaGDH contains a P7 glutamate and has high specificity for NAD(H), with a kcat/Km for NAD+ that is approximately 1000fold greater than that for NADP+ Peptoniphilus asaccharolyticus
NAD+
-
Peptoniphilus asaccharolyticus
NADH
-
Peptoniphilus asaccharolyticus