Structure of PDB 1tbb Chain B Binding Site BS01

Receptor Information
>1tbb Chain B (length=326) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
EQEDVLAKELEDVNKWGLHVFRIAELSGNRPLTVIMHTIFQERDLLKTFK
IPVDTLITYLMTLEDHYHADVAYHNNIHAADVVQSTHVLLSTPALEAVFT
DLEILAAIFASAIHDVDHPGVSNQFLINTNSELALMYNDSSVLENHHLAV
GFKLLQEENCDIFQNLTKKQRQSLRKMVIDIVLATDMSKHMNLLADLKTM
VETKKVTSSGVLLLDNYSDRIQVLQNMVHCADLSNPTKPLQLYRQWTDRI
MEEFFRQGDRERERGMEISPMCDKHNASVEKSQVGFIDYIVHPLWETWAD
LVHPDAQDILDTLEDNREWYQSTIPQ
Ligand information
Ligand IDZN
InChIInChI=1S/Zn/q+2
InChIKeyPTFCDOFLOPIGGS-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341[Zn++]
ACDLabs 10.04
OpenEye OEToolkits 1.5.0		[Zn+2]
FormulaZn
NameZINC ION
ChEMBLCHEMBL1236970
DrugBankDB14532
ZINC
PDB chain1tbb Chain B Residue 1001 [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]
PDB1tbb A Glutamine Switch Mechanism for Nucleotide Selectivity by Phosphodiesterases
Resolution1.6 Å
Binding residue
(original residue number in PDB)		H164 H200 D201 D318
Binding residue
(residue number reindexed from 1)		H78 H114 D115 D232
Annotation score1
Enzymatic activity
Enzyme Commision number 3.1.4.53: 3',5'-cyclic-AMP phosphodiesterase.
Gene Ontology
Molecular Function
GO:0004114 3',5'-cyclic-nucleotide phosphodiesterase activity
GO:0008081 phosphoric diester hydrolase activity
Biological Process
GO:0007165 signal transduction

View graph for
Molecular Function
View graph for
Biological Process
External links
PDB RCSB:1tbb, PDBe:1tbb, PDBj:1tbb
PDBsum1tbb
PubMed15260978
UniProtQ08499|PDE4D_HUMAN 3',5'-cyclic-AMP phosphodiesterase 4D (Gene Name=PDE4D)

[Back to BioLiP]