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4.1.99.12: 3,4-dihydroxy-2-butanone-4-phosphate synthase

This is an abbreviated version!
For detailed information about 3,4-dihydroxy-2-butanone-4-phosphate synthase, go to the full flat file.

Word Map on EC 4.1.99.12

Reaction

D-ribulose 5-phosphate
=
formate
 +
L-3,4-dihydroxybutan-2-one 4-phosphate

Synonyms

3,4-dihydroxy 2-butanone-4-phosphate synthase, 3,4-dihydroxy-2-butanone 4-phosphate synthase, 3,4-dihydroxy-2-butanone-4-phosphate synthase, AtRIBA1, AtRIBA2, bifunctional GCHYII/DHBP, bifunctional GTP cyclohydrolase II/3,4-dihydroxy-2-butanone 4-phosphate synthase, DBPS, DHBP synthase, DHBPS, DHBPS/GCHII, dihydroxybutanone phosphate synthase, L-3,4-dihydroxy-2-butanone 4-phosphate synthase, L-3,4-dihydroxy-2-butanone-4-phosphate synthase, LcRIBA, More, Mtb-DHBPS, Mtb-ribA2, NbRibA, Rib3, ribA, ribA2, ribB, Sp0176, vDHBPS, vribB

ECTree

     4 Lyases
         4.1 Carbon-carbon lyases
             4.1.99 Other carbon-carbon lyases
                4.1.99.12 3,4-dihydroxy-2-butanone-4-phosphate synthase

pH Range

pH Range on EC 4.1.99.12 - 3,4-dihydroxy-2-butanone-4-phosphate synthase

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pH RANGE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
5
below pH 5.0 enzyme forms an inactive monomer in solution. The functional activity of Mtb-DHBPS and its dimeric state can be restored by increasing the pH between 6.0 and 9.0
5 - 9
enzyme loses activity below pH 5.0 and above pH 9.0
6 - 8
narrow optimum, no activity below or above, profile overview