Structure of PDB 1co0 Chain A Binding Site BS04

Receptor Information
>1co0 Chain A (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 201 [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)		L43 T44 P45
Binding residue
(residue number reindexed from 1)		L40 T41 P42
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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