Structure of PDB 1b4b Chain B Binding Site BS01

Receptor Information
>1b4b Chain B (length=71) Species: 1422 (Geobacillus stearothermophilus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
ALVDVFIKLDGTGNLLVLRTLPGNAHAIGVLLDNLDWDEIVGTICGDDTC
LIICRTPKDAKKVSNQLLSML
Ligand information
Ligand IDARG
InChIInChI=1S/C6H14N4O2/c7-4(5(11)12)2-1-3-10-6(8)9/h4H,1-3,7H2,(H,11,12)(H4,8,9,10)/p+1/t4-/m0/s1
InChIKeyODKSFYDXXFIFQN-BYPYZUCNSA-O
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0C(CC(C(=O)O)N)CNC(=[NH2+])N
CACTVS 3.341N[C@@H](CCCNC(N)=[NH2+])C(O)=O
OpenEye OEToolkits 1.5.0C(C[C@@H](C(=O)O)N)CNC(=[NH2+])N
CACTVS 3.341N[CH](CCCNC(N)=[NH2+])C(O)=O
ACDLabs 10.04O=C(O)C(N)CCCN\C(=[NH2+])N
FormulaC6 H15 N4 O2
NameARGININE
ChEMBL
DrugBank
ZINC
PDB chain1b4b Chain B Residue 1 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB1b4b Structure of the arginine repressor from Bacillus stearothermophilus.
Resolution2.2 Å
Binding residue
(original residue number in PDB)		H104 V108 D111 T121 I122 C123
Binding residue
(residue number reindexed from 1)		H26 V30 D33 T43 I44 C45
Annotation score4
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0003700 DNA-binding transcription factor activity
GO:0034618 arginine binding
Biological Process
GO:0006355 regulation of DNA-templated transcription
GO:0051259 protein complex oligomerization

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Molecular Function
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Biological Process
External links
PDB RCSB:1b4b, PDBe:1b4b, PDBj:1b4b
PDBsum1b4b
PubMed10331868
UniProtO31408|ARGR_GEOSE Arginine repressor (Gene Name=argR)

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