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IPR016301

Description

IPR016301 is a Phosphoribosylaminoimidazole carboxylase, fungi/plant.

<p>The novo purine biosynthesis proceeds by two divergent paths. In bacteria, yeasts, and plants, 5-aminoimidazole ribonucleotide (AIR) is converted to 4-carboxy-AIR (CAIR) by two enzymes: N5-carboxy-AIR (N5-CAIR) synthetase (PurK) and N5-CAIR mutase (class I PurE). In animals, the conversion of AIR to CAIR requires a single enzyme, AIR carboxylase (class II PurE) [[cite:PUB00065601]].</p>

This description is obtained from EB-eye REST.

Associated GO terms

GO predictions are based solely on the InterPro-to-GO mappings published by EMBL-EBI, which are in turn based on the mapping of predicted domains to the InterPro dataset. The InterPro-to-GO mapping was last updated on , while the GO metadata was last updated on .

GO term Namespace Name Definition Relationships
Molecular function Phosphoribosylaminoimidazole carboxylase activity Catalysis of the reaction: 5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxylate + 2 H(+) = 5-amino-1-(5-phospho-D-ribosyl)imidazole + CO(2).
Biological process 'de novo' IMP biosynthetic process The chemical reactions and pathways resulting in the formation of IMP, inosine monophosphate, by the stepwise assembly of a purine ring on ribose 5-phosphate.

Associated Lotus transcripts 2

Transcript Name Description Predicted domains Domain count
PREDICTED: phosphoribosylaminoimidazole carboxylase, chloroplastic-like [Glycine max] gi|356535191|ref|XP_003536132.1| 30
Formate-dependent phosphoribosylglycinamide formyltransferase; TAIR: AT2G37690.1 phosphoribosylaminoimidazole carboxylase, putative / AIR carboxylase; Swiss-Prot: sp|P55195|PUR6_VIGAC Phosphoribosylaminoimidazole carboxylase, chloroplastic; TrEMBL-Plants: tr|K7LJS8|K7LJS8_SOYBN Uncharacterized protein; Found in the gene: LotjaGi5g1v0211000 32

Co-occuring domains 1

A list of co-occurring predicted domains within the L. japonicus gene space:

Predicted domain Source Observations Saturation (%)
mobidb-lite MobiDBLite 1 50.00