Structure of PDB 1zkn Chain D Binding Site BS01

Receptor Information

>1zkn Chain D (length=334) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]

IPRFGVKTEQEDVLAKELEDVNKWGLHVFRIAELSGNRPLTVIMHTIFQE
RDLLKTFKIPVDTLITYLMTLEDHYHADVAYHNNIHAADVVQSTHVLLST
PALEAVFTDLEILAAIFASAIHDVDHPGVSNQFLINTNSELALMYNDSSV
LENHHLAVGFKLLQEENCDIFQNLTKKQRQSLRKMVIDIVLATDMSKHMN
LLADLKTMVETKKVTSSGVLLLDNYSDRIQVLQNMVHCADLSNPTKPLQL
YRQWTDRIMEEFFRQGDRERERGMEISPMCDKHNASVEKSQVGFIDYIVH
PLWETWADLVHPDAQDILDTLEDNREWYQSTIPQ

Ligand information

Ligand ID

InChI

InChI=1S/Zn/q+2

InChIKey

PTFCDOFLOPIGGS-UHFFFAOYSA-N

SMILES

Software	SMILES
CACTVS 3.341	[Zn++]
ACDLabs 10.04 OpenEye OEToolkits 1.5.0	[Zn+2]

Formula

Name

ZINC ION

PDB chain

1zkn Chain D Residue 601 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]

Receptor-Ligand Complex Structure

Global view

Local view

Structure summary

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]

PDB	1zkn Crystal Structures of Phosphodiesterases 4 and 5 in Complex with Inhibitor 3-Isobutyl-1-Methylxanthine Suggest a Conformation Determinant of Inhibitor Selectivity
Resolution	2.1 Å
Binding residue (original residue number in PDB)	H164 H200 D201 D318
Binding residue (residue number reindexed from 1)	H86 H122 D123 D240
Annotation score	1

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:1zkn, PDBe:1zkn, PDBj:1zkn
PDBsum	1zkn
PubMed	14668322
UniProt	Q08499\|PDE4D_HUMAN 3',5'-cyclic-AMP phosphodiesterase 4D (Gene Name=PDE4D)

[Back to BioLiP]