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4.1.1.21: phosphoribosylaminoimidazole carboxylase

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

Word Map on EC 4.1.1.21

Reaction

5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxylate
=
5-amino-1-(5-phospho-D-ribosyl)imidazole
+
CO2

Synonyms

5-Amino-1-ribosylimidazole 5-phosphate carboxylase, 5-Phosphoribosyl-5-aminoimidazole carboxylase, AdeD, AIR carboxylase, AIRC, aminoimidazole ribonucleotide carboxylase, Carboxylyase, phosphoribosylaminoimidazole, class II PurE, PAICS, phosphoribosylaminoimidazole carboxylase/phosphoribosylaminoimidazole succinocarboxamide synthetase, PurE

ECTree

     4 Lyases
         4.1 Carbon-carbon lyases
             4.1.1 Carboxy-lyases
                4.1.1.21 phosphoribosylaminoimidazole carboxylase

Crystallization

Crystallization on EC 4.1.1.21 - phosphoribosylaminoimidazole carboxylase

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CRYSTALLIZATION (Commentary)
ORGANISM
UNIPROT
LITERATURE
recombinant protein expressed in Escherichia coli
-
protein sequence is used in model building on Trchoderma ni enzyme crystals providing an excellent fit to the electron density. Comparison to the structure of human enzyme
hanging drop vapor diffusion method, using 14-16% (w/v) PEG 1000, 100 mM MgCl2, and 100 mM imidazole (pH 8.0)
to 2.8 A resolution, space-group P22121 with one homo-tetramer in the asymmetric unit. Comparison to the structure of human enzyme
-