Structure of PDB 1xge Chain A Binding Site BS01

Receptor Information
>1xge Chain A (length=343) Species: 562 (Escherichia coli) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
SQVLKIRRPDDWHLHLRDGDMLKTVVPYTSEIYGRAIVMPNLAPPVTTVE
AAVAYRQRILDAVPAGHDFTPLMTCYLTDSLDPNELERGFNEGVFTAAKL
YPANATTNSSHGVTSVDAIMPVLERMEKIGMPLLVHGEVTHADIDIFDRE
ARFIESVMEPLRQRLTALKVVFEHITTKDAADYVRDGNERLAATITPQHL
MFNRNHMLVGGVRPHLYCLPILKRNIHQQALRELVASGFNRVFLGTDSAP
HARHRKESSCGCAGCFNAPTALGSYATVFEEMNALQHFEAFCSVNGPQFY
GLPVNDTFIELVREEQQVAESIALTDDTLVPFLAGETVRWSVK
Ligand information
Ligand IDZN
InChIInChI=1S/Zn/q+2
InChIKeyPTFCDOFLOPIGGS-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341[Zn++]
ACDLabs 10.04
OpenEye OEToolkits 1.5.0		[Zn+2]
FormulaZn
NameZINC ION
ChEMBLCHEMBL1236970
DrugBankDB14532
ZINC
PDB chain1xge Chain A Residue 400 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1xge Dihydroorotase from Escherichia coli: Loop Movement and Cooperativity between Subunits
Resolution1.9 Å
Binding residue
(original residue number in PDB)		K102 H139 H177
Binding residue
(residue number reindexed from 1)		K99 H136 H174
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) H16 H18 K102 H139 H177 D250
Catalytic site (residue number reindexed from 1) H13 H15 K99 H136 H174 D247
Enzyme Commision number 3.5.2.3: dihydroorotase.
Gene Ontology
Molecular Function
GO:0004151 dihydroorotase activity
GO:0008270 zinc ion binding
GO:0016787 hydrolase activity
GO:0016812 hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in cyclic amides
GO:0042803 protein homodimerization activity
GO:0046872 metal ion binding
Biological Process
GO:0006207 'de novo' pyrimidine nucleobase biosynthetic process
GO:0006221 pyrimidine nucleotide biosynthetic process
GO:0019856 pyrimidine nucleobase biosynthetic process
GO:0044205 'de novo' UMP biosynthetic process
Cellular Component
GO:0005737 cytoplasm
GO:0005829 cytosol

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:1xge, PDBe:1xge, PDBj:1xge
PDBsum1xge
PubMed15826651
UniProtP05020|PYRC_ECOLI Dihydroorotase (Gene Name=pyrC)

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