Structure of PDB 5tia Chain A Binding Site BS03

Receptor Information
>5tia Chain A (length=337) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
GLIYGNYLHLEKVLNAQELQSETKGNKIHDEHLFIITHQAYELWFKQILW
ELDSVREIFQNGHVRDERNMLKVVSRMHRVSVILKLLVQQFSILETMTAL
DFNDFREYLSPASGFQSLQFRLLENKIGVLQNMRVPYNRRHYRDNFKGEE
NELLLKSEQEKTLLELVEAWLERTPGLEPHGFNFWGKLEKNITRGLEEEF
IRIQAKEEQVAEFQKQKEVLLSLFDEKRHEHLLSKGERRLSYRALQGALM
IYFYREEPRFQVPFQLLTSLMDIDSLMTKWRYNHVCMVHRMLGSKAGTGG
SSGYHYLRSTVSDRYKVFVDLFNLSTYLIPRHWIPKM
Ligand information
Ligand IDTRP
InChIInChI=1S/C11H12N2O2/c12-9(11(14)15)5-7-6-13-10-4-2-1-3-8(7)10/h1-4,6,9,13H,5,12H2,(H,14,15)/t9-/m0/s1
InChIKeyQIVBCDIJIAJPQS-VIFPVBQESA-N
SMILES
SoftwareSMILES
ACDLabs 10.04O=C(O)C(N)Cc2c1ccccc1nc2
OpenEye OEToolkits 1.5.0c1ccc2c(c1)c(c[nH]2)C[C@@H](C(=O)O)N
OpenEye OEToolkits 1.5.0c1ccc2c(c1)c(c[nH]2)CC(C(=O)O)N
CACTVS 3.341N[CH](Cc1c[nH]c2ccccc12)C(O)=O
CACTVS 3.341N[C@@H](Cc1c[nH]c2ccccc12)C(O)=O
FormulaC11 H12 N2 O2
NameTRYPTOPHAN
ChEMBLCHEMBL54976
DrugBankDB00150
ZINCZINC000000083315
PDB chain5tia Chain A Residue 403 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB5tia Molecular basis for catalysis and substrate-mediated cellular stabilization of human tryptophan 2,3-dioxygenase.
Resolution2.441 Å
Binding residue
(original residue number in PDB)		R103 E105 W208 R211 P213 F304
Binding residue
(residue number reindexed from 1)		R65 E67 W170 R173 P175 F260
Annotation score5
Enzymatic activity
Enzyme Commision number 1.13.11.11: tryptophan 2,3-dioxygenase.
Gene Ontology
Molecular Function
GO:0004833 tryptophan 2,3-dioxygenase activity
GO:0005515 protein binding
GO:0016597 amino acid binding
GO:0019825 oxygen binding
GO:0020037 heme binding
GO:0042802 identical protein binding
GO:0046872 metal ion binding
GO:0051213 dioxygenase activity
Biological Process
GO:0006568 tryptophan metabolic process
GO:0006569 tryptophan catabolic process
GO:0019441 tryptophan catabolic process to kynurenine
GO:0019442 tryptophan catabolic process to acetyl-CoA
GO:0051289 protein homotetramerization
GO:1904842 response to nitroglycerin
Cellular Component
GO:0005829 cytosol

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Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:5tia, PDBe:5tia, PDBj:5tia
PDBsum5tia
PubMed27762317
UniProtP48775|T23O_HUMAN Tryptophan 2,3-dioxygenase (Gene Name=TDO2)

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