Structure of PDB 1so2 Chain B Binding Site BS01

Receptor Information

>1so2 Chain B (length=363) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]

LDLILVEEYDSLIEKMSNWNFPIFELVEKMGEKSGRILSQVMYTLFQDTG
LLEIFKIPTQQFMNYFRALENGYRDIPYHNRIHATDVLHAVWYLTTRPVP
GLQQIHNGGRIAYISSKSCSNPDESYGCLSSNIPALELMALYVAAAMHDY
DHPGRTNAFLVATNAPQAVLYNDRSVLENHHAASAWNLYLSRPEYNFLLH
LDHVEFKRFRFLVIEAILATDLKKHFDFLAEFNAKANDVNSNGIEWSNEN
DRLLVCQVCIKLADINGPAKVRDLHLKWTEGIVNEFYEQGDEEANLGLPI
SPFMDRSSPQLAKLQESFITHIVGPLCNSYDAAGLLPGQWLESRRRIFCQ
LMHHLTENHKIWK

Ligand information

Ligand ID

InChI

InChI=1S/Mg/q+2

InChIKey

JLVVSXFLKOJNIY-UHFFFAOYSA-N

SMILES

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

Formula

Name

MAGNESIUM ION

PDB chain

1so2 Chain B Residue 473 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]

Receptor-Ligand Complex Structure

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Structure summary

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PDB	1so2 Crystal Structure of Human Phosphodiesterase 3B: Atomic Basis for Substrate and Inhibitor Specificity
Resolution	2.4 Å
Binding residue (original residue number in PDB)	H741 H821 D822 D937
Binding residue (residue number reindexed from 1)	H83 H148 D149 D264
Annotation score	1

Enzymatic activity

Enzyme Commision number

3.1.4.17: 3',5'-cyclic-nucleotide 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

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Molecular Function

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Biological Process

External links

PDB	RCSB:1so2, PDBe:1so2, PDBj:1so2
PDBsum	1so2
PubMed	15147193
UniProt	Q13370\|PDE3B_HUMAN cGMP-inhibited 3',5'-cyclic phosphodiesterase 3B (Gene Name=PDE3B)

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