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Literature summary for 3.2.1.122 extracted from

  • Varrot, A.; Yamamoto, H.; Sekiguchi, J.; Thompson, J.; Davies, G.J.
    Crystallization and preliminary X-ray analysis of the 6-phospho-alpha-glucosidase from Bacillus subtilis (1999), Acta Crystallogr. Sect. D, 55, 1212-1214.
    View publication on PubMed

Cloned(Commentary)

Cloned (Comment) Organism
glvA gene, formerly glv1, is encoded within the maltose PEP-PTS operon, it is cloned and overexpressed in Escherichia coli, glvA encodes a 449 amino acid protein Bacillus subtilis

Crystallization (Commentary)

Crystallization (Comment) Organism
recombinant GlvA expressed in Escherichia coli, vapour-phase diffusion using the hanging-drop method, NAD/Mn2+-dependent crystal form Bacillus subtilis

Metals/Ions

Metals/Ions Comment Organism Structure
Mn2+ requirement, permits formation of the active tetramer of GlvA from its inactive dimeric state Bacillus subtilis
additional information requires a divalent metal ion, e.g. Mn2+ Bacillus subtilis

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
50513
-
4 * 50513, native GlvA is active as tetramer Bacillus subtilis

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
maltose 6'-phosphate + H2O Bacillus subtilis enzyme participates in the catabolism of phosphorylated alpha-glycosides accumulated via a phosphoenolpyruvate-dependent maltose phosphotransferase system D-glucose 6-phosphate + D-glucose
-
?
maltose 6'-phosphate + H2O Bacillus subtilis GlvA enzyme participates in the catabolism of phosphorylated alpha-glycosides accumulated via a phosphoenolpyruvate-dependent maltose phosphotransferase system D-glucose 6-phosphate + D-glucose
-
?

Organism

Organism UniProt Comment Textmining
Bacillus subtilis
-
GlvA
-
Bacillus subtilis GlvA
-
GlvA
-

Purification (Commentary)

Purification (Comment) Organism
recombinant GlvA expressed in Escherichia coli Bacillus subtilis

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
maltose 6'-phosphate + H2O
-
Bacillus subtilis D-glucose 6-phosphate + D-glucose
-
?
maltose 6'-phosphate + H2O enzyme participates in the catabolism of phosphorylated alpha-glycosides accumulated via a phosphoenolpyruvate-dependent maltose phosphotransferase system Bacillus subtilis D-glucose 6-phosphate + D-glucose
-
?
maltose 6'-phosphate + H2O
-
Bacillus subtilis GlvA D-glucose 6-phosphate + D-glucose
-
?
maltose 6'-phosphate + H2O enzyme participates in the catabolism of phosphorylated alpha-glycosides accumulated via a phosphoenolpyruvate-dependent maltose phosphotransferase system Bacillus subtilis GlvA D-glucose 6-phosphate + D-glucose
-
?
trehalose 6-phosphate + H2O
-
Bacillus subtilis ?
-
?
trehalose 6-phosphate + H2O
-
Bacillus subtilis GlvA ?
-
?

Subunits

Subunits Comment Organism
dimer inactive state Bacillus subtilis
tetramer 4 * 50513, native GlvA is active as tetramer Bacillus subtilis

Synonyms

Synonyms Comment Organism
GlvA
-
Bacillus subtilis

Cofactor

Cofactor Comment Organism Structure
additional information requires a divalent metal ion, e.g. Mn2+ Bacillus subtilis
NADH requirement Bacillus subtilis