Structure of PDB 7ac8 Chain B Binding Site BS01

Receptor Information
>7ac8 Chain B (length=202) Species: 243274 (Thermotoga maritima MSB8) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MGMRIGIISVGPGNIMNLYRGVKRASENFEDVSIELVESPRNDLYDLLFI
PGVGHFGEGMRRLRENDLIDFVRKHVEDERYVVGVALGMQLLFEESEEAP
GVKGLSLIEGNVVKLRSRRLPHMGWNEVIFKDTFPNGYYYFVHTYRAVCE
EEHVLGTTEYDGEIFPSAVRKGRILGFQFHPEKSSKIGRKLLEKVIECSL
SR
Ligand information
Ligand IDGLN
InChIInChI=1S/C5H10N2O3/c6-3(5(9)10)1-2-4(7)8/h3H,1-2,6H2,(H2,7,8)(H,9,10)/t3-/m0/s1
InChIKeyZDXPYRJPNDTMRX-VKHMYHEASA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0C(CC(=O)N)C(C(=O)O)N
OpenEye OEToolkits 1.5.0C(CC(=O)N)[C@@H](C(=O)O)N
ACDLabs 10.04O=C(N)CCC(N)C(=O)O
CACTVS 3.341N[CH](CCC(N)=O)C(O)=O
CACTVS 3.341N[C@@H](CCC(N)=O)C(O)=O
FormulaC5 H10 N2 O3
NameGLUTAMINE
ChEMBLCHEMBL930
DrugBankDB00130
ZINCZINC000001532526
PDB chain7ac8 Chain B Residue 301 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB7ac8 Molecular basis for the allosteric activation mechanism of the heterodimeric imidazole glycerol phosphate synthase complex.
Resolution2.06 Å
Binding residue
(original residue number in PDB)		G52 Q88 E96 V140 H141 T142 Y143
Binding residue
(residue number reindexed from 1)		G54 Q90 E98 V142 H143 T144 Y145
Annotation score5
Enzymatic activity
Enzyme Commision number 3.5.1.2: glutaminase.
4.3.2.10: imidazole glycerol-phosphate synthase.
Gene Ontology
Molecular Function
GO:0000107 imidazoleglycerol-phosphate synthase activity
GO:0004359 glutaminase activity
GO:0005515 protein binding
GO:0016763 pentosyltransferase activity
GO:0016787 hydrolase activity
GO:0016829 lyase activity
Biological Process
GO:0000105 L-histidine biosynthetic process
GO:0006541 glutamine metabolic process
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:7ac8, PDBe:7ac8, PDBj:7ac8
PDBsum7ac8
PubMed33980881
UniProtQ9X0C8|HIS5_THEMA Imidazole glycerol phosphate synthase subunit HisH (Gene Name=hisH)

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