Structure of PDB 1b4b Chain C Binding Site BS01

Receptor Information
>1b4b Chain C (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 A Residue 1 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
PDB1b4b Structure of the arginine repressor from Bacillus stearothermophilus.
Resolution2.2 Å
Binding residue
(original residue number in PDB)		G124 D125 D126 T127
Binding residue
(residue number reindexed from 1)		G46 D47 D48 T49
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

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

[Back to BioLiP]