1x1z

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1x1z, resolution 1.45Å

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Orotidine 5'-monophosphate decarboxylase (odcase) complexed with BMP (produced from 6-cyanoump)

Overview

Orotidine-5'-monophosphate decarboxylase (ODCase) has evolved to catalyze a decarboxylation reaction, most probably via a carbanion species at the C6 position of orotidine-5'-monophosphate. We reveal an unusual biochemical pathway of conversion of 6-cyano-uridine-5'-monophosphate by ODCase to barbiturate-5'-monophosphate via perhaps an electrophilic center at the C6 position, leading to inhibition. This potential of ODCase is very useful in the design of novel inhibitors.

About this Structure

1X1Z is a Single protein structure of sequence from Methanothermobacter thermautotrophicus with and as ligands. Active as Orotidine-5'-phosphate decarboxylase, with EC number 4.1.1.23 Full crystallographic information is available from OCA.

Reference

An unprecedented twist to ODCase catalytic activity., Fujihashi M, Bello AM, Poduch E, Wei L, Annedi SC, Pai EF, Kotra LP, J Am Chem Soc. 2005 Nov 2;127(43):15048-50. PMID:16248642

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