Structure of PDB 1bd4 Chain B

Receptor sequence
>1bd4B (length=224) Species: 5811 (Toxoplasma gondii) [Search protein sequence]
QEESILQDIITRFPNVVLMKQTAQLRAMMTIIRDKETPKEEFVFYADRLI
RLLIEEALNELPFQKKEVTTPLDVSYHGVSFYSKICGVSIVRAGESMESG
LRAVCRGVRIGKILIQRDETTAEPKLIYEKLPADIRERWVMLLDPMCATA
GSVCKAIEVLLRLGVKEERIIFVNILAAPQGIERVFKEYPKVRMVTAAVD
ICLNSRYYIVPGIGDFGDRYFGTM
3D structure
PDB1bd4 Crystal structures of Toxoplasma gondii uracil phosphoribosyltransferase reveal the atomic basis of pyrimidine discrimination and prodrug binding.
ChainB
Resolution2.2 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) R137 T141 D235 D238
Catalytic site (residue number reindexed from 1) R117 T121 D215 D218
Enzyme Commision number 2.4.2.9: uracil phosphoribosyltransferase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 PO4 B R137 C167 A168 T169 A170 S172 R117 C147 A148 T149 A150 S152
BS02 PO4 B R129 R158 R109 R138
BS03 URA B M166 Y228 G234 D235 F236 M146 Y208 G214 D215 F216
Gene Ontology
Molecular Function
GO:0004845 uracil phosphoribosyltransferase activity
GO:0005525 GTP binding
GO:0016757 glycosyltransferase activity
Biological Process
GO:0044206 UMP salvage
Cellular Component
GO:0005737 cytoplasm

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Cellular Component
External links
PDB RCSB:1bd4, PDBe:1bd4, PDBj:1bd4
PDBsum1bd4
PubMed9628859
UniProtQ26998|UPP_TOXGO Uracil phosphoribosyltransferase (Gene Name=uprt)

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