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4.1.1.1: pyruvate decarboxylase

This is an abbreviated version!
For detailed information about pyruvate decarboxylase, go to the full flat file.

Word Map on EC 4.1.1.1

Reaction

a 2-oxo carboxylate
=
an aldehyde
 +
CO2

Synonyms

2-oxo acid carboxylyase, 8-10 nm cytoplasmic filament-associated protein, acetohydroxyacid synthase, AHAS, alpha-Carboxylase, alpha-Keto acid carboxylase, ANC27, bifunctional pyruvate decarboxylase/pyruvate ferredoxin oxidoreductase, Decarboxylase, pyruvate, GPDC1, IFPL730, KivD, KlPDC, KviD, NcPDC, P59NC, PDC, PDC I, PDC II, PDC1, Pdc1p, PDC2, PDC3, PDC4, Pdc5, Pdc5p, Pdc6, PDCS.c., PDCZ.m., PDHC, POR, pyruvamide-activated yeast pyruvate decarboxylase, pyruvate decarboxylase, pyruvate decarboxylase 1, pyruvate decarboxylase 2, pyruvate decarboxylase complex, Pyruvic decarboxylase, R-selective pyruvate decarboxylase, SCPDC, scpdc1, ScPDC5, TTHA1213, yeast pyruvate decarboxylase, YPDC, ZbPDC, ZmPDC

ECTree

     4 Lyases
         4.1 Carbon-carbon lyases
             4.1.1 Carboxy-lyases
                4.1.1.1 pyruvate decarboxylase

Crystallization

Crystallization on EC 4.1.1.1 - pyruvate decarboxylase

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CRYSTALLIZATION (Commentary)
ORGANISM
UNIPROT
LITERATURE
to 1.69 A resolution, monoclinic space group C2 with cell dimensions: a = 129.1 A, b =141.0 A, c = 91.1 A, beta = 125.8°, with two monomers per asymmetric unit
hanging drop vapor diffusion method, using 20 mM citrate buffer, pH 6.1, 1 mM dithiothreitol, 5 mM thiamine diphosphate, 5 mM MgSO4, 20% (w/v) PEG 2000/PEG 6000 (1:1 ratio)
-
purified recombinant enzyme, 2 mg/ml protein in 50 mM MES, pH 6.45, 5 mM thiamine diphosphate, 1 mM dithiothreitol, and 5 mM MgSO4, or 35 mM sodium citrate, pH 6.45, 1 mM dithiothreitol, 5 mM thiamine diphosphate, and 5 mM MgSO4, in absence of ammonium sulfate, hanging drop vapour diffusion method, 8°C, in a 1:1 mixture with reservoir solution containing 20% w/v PEG 2000/PEG 8000 in crystallization buffer, microcrystals within 3 days, larger crystals within 4 weeks, X-ray diffraction structure determination and analysis at 2.26 A resolution
overexpression and downregulation of pdcI in transgenic Oryza sativa plants, pattern of expression, the alpha-subunit is encoded by pdc2 and that beta-subunit is encoded by pdc1
hanging drop vapor diffusion method, using 18 mM citrate/2 mM MES, pH 6.3, 2 mM dithiothreitol, 2 mM thiamine diphosphate, 2 mM MgSO4, 22.5% (w/v) PEG 2000/PEG 6000 (1:1 ratio)
PDC complex with pyruvamide
-
X-ray crystallography structure
-
hanging drop vapor diffusion method, using 0.15 M sodium citrate pH 5.5, 14% (w/v) PEG 3350
crystal structure
hanging drop vapor diffusion method, using 100 mM MES buffer (pH 6.0), 1 mM thiamin diphosphate, 5 mM MgSO4, and 20-24% (w/v) polyethylene glycol 1500
-
hanging drop vapor diffusion method, using potassium fluoride (0.2 M) and PEG 3350 (20% w/v), cocrystallization of PDC with pyruvate is conducted using a reservoir solution containing potassium chloride (0.2 M), PEG 3350 (17% w/v), and xylitol (3 or 1.5%, (w/v))