Structure of PDB 1co0 Chain B Binding Site BS03

Receptor Information
>1co0 Chain B (length=105) Species: 562 (Escherichia coli) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
QSPYSAAMAEQRHQEWLRFVDLLKNAYQNDLHLPLLNLMLTPDEREALGT
RVRIVEELLRGEMSQRELKNELGAGIATITRGSNSLKAAPVELRQWLEEV
LLKSD
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 chain1co0 Chain B Residue 109 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1co0 Refined Solution Structures of the Escherichia Coli Trp Holo-and Aporepressor
ResolutionN/A
Binding residue
(original residue number in PDB)		M42 L43 T44 P45 E47
Binding residue
(residue number reindexed from 1)		M39 L40 T41 P42 E44
Annotation score4
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0003677 DNA binding
GO:0003700 DNA-binding transcription factor activity
GO:0043565 sequence-specific DNA binding
Biological Process
GO:0006355 regulation of DNA-templated transcription
GO:0045892 negative regulation of DNA-templated transcription
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:1co0, PDBe:1co0, PDBj:1co0
PDBsum1co0
PubMed
UniProtP0A881|TRPR_ECOLI Trp operon repressor (Gene Name=trpR)

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