Structure of PDB 6ora Chain B Binding Site BS03

Receptor Information
>6ora Chain B (length=298) Species: 70601 (Pyrococcus horikoshii OT3) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
DLVEEILRLKEERNAIILAHNYQLPEVQDIADFIGDSLELARRATRVDAD
VIVFAGVDFMAETAKILNPDKVVLIPSREATCAMANMLKVEHILEAKRKY
PNAPVVLYVNSTAEAKAYADVTVTSANAVEVVKKLDSDVVIFGPDKNLAH
YVAKMTGKKIIPVPSKGHCYVHQKFTLDDVERAKKLHPNAKLMIHPQCIP
EVQEKADIIASTGGMIKRACEWDEWVVFTEREMVYRLRKLYPQKKFYPAR
EDAFCIGMKAITLKNIYESLKDMKYKVEVPEEIARKARKAIERMLEMS
Ligand information
Ligand IDCL
InChIInChI=1S/ClH/h1H/p-1
InChIKeyVEXZGXHMUGYJMC-UHFFFAOYSA-M
SMILES
SoftwareSMILES
ACDLabs 10.04
CACTVS 3.341
OpenEye OEToolkits 1.5.0		[Cl-]
FormulaCl
NameCHLORIDE ION
ChEMBL
DrugBankDB14547
ZINC
PDB chain6ora Chain B Residue 404 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB6ora An Unexpected Species Determined by X-ray Crystallography that May Represent an Intermediate in the Reaction Catalyzed by Quinolinate Synthase.
Resolution2.2 Å
Binding residue
(original residue number in PDB)		R44 V48
Binding residue
(residue number reindexed from 1)		R43 V47
Annotation score1
Enzymatic activity
Enzyme Commision number 2.5.1.72: quinolinate synthase.
Gene Ontology
Molecular Function
GO:0008987 quinolinate synthetase A activity
GO:0016740 transferase activity
GO:0016765 transferase activity, transferring alkyl or aryl (other than methyl) groups
GO:0046872 metal ion binding
GO:0051539 4 iron, 4 sulfur cluster binding
Biological Process
GO:0009435 NAD biosynthetic process
GO:0019363 pyridine nucleotide biosynthetic process
GO:0019805 quinolinate biosynthetic process
GO:0034628 'de novo' NAD biosynthetic process from aspartate
Cellular Component
GO:0005737 cytoplasm

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:6ora, PDBe:6ora, PDBj:6ora
PDBsum6ora
PubMed31390192
UniProtO57767|NADA_PYRHO Quinolinate synthase (Gene Name=nadA)

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