Structure of PDB 1b3o Chain A

Receptor sequence
>1b3oA (length=304) Species: 9606 (Homo sapiens) [Search protein sequence]
TSYVPDDGLTAQQLFNCGDGLTYNDFLILPGYIDFTADQVDLTSALTKKI
TLKTPLVSSPMDTVTEAGMAIAMALTGGIGFIHHNCTPEFQANEVRKVKD
YPLASKDAKKQLLCGAAIGTHEDDKYRLDLLAQAGVDVVVLDSSQGNSIF
QINMIKYIKDKYPNLQVIGGNVVTAAQAKNLIDAGVDALRVGMGSRPQAT
AVYKVSEYARRFGVPVIADGGIQNVGHIAKALALGASTVMMGSLLAATTE
APGEDKGSIHKFVPYLIAGIQHSCQDIGAKSLTQVRAMMYSGELKFEKRT
SSAQ
3D structure
PDB1b3o Crystal structure of human type II inosine monophosphate dehydrogenase: implications for ligand binding and drug design.
ChainA
Resolution2.9 Å
3D
structure
[Spin on]
[Spin off]
[Reset orientation]

[High quality]
[Low quality]

[White background]
[Black background]

[Download]
[Download structure with residue number starting from 1]
Enzymatic activity
Enzyme Commision number 1.1.1.205: IMP dehydrogenase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 CPR A S68 D364 G387 S388 S59 D219 G242 S243
BS02 SAE A T252 H253 D274 S275 S276 F282 N303 T120 H121 D142 S143 S144 F150 N171
Gene Ontology
Molecular Function
GO:0000166 nucleotide binding
GO:0003677 DNA binding
GO:0003723 RNA binding
GO:0003824 catalytic activity
GO:0003938 IMP dehydrogenase activity
GO:0005515 protein binding
GO:0016491 oxidoreductase activity
GO:0046872 metal ion binding
Biological Process
GO:0006164 purine nucleotide biosynthetic process
GO:0006177 GMP biosynthetic process
GO:0006183 GTP biosynthetic process
GO:0007623 circadian rhythm
GO:0046651 lymphocyte proliferation
GO:0071353 cellular response to interleukin-4
GO:0097294 'de novo' XMP biosynthetic process
Cellular Component
GO:0005576 extracellular region
GO:0005634 nucleus
GO:0005737 cytoplasm
GO:0005778 peroxisomal membrane
GO:0005829 cytosol
GO:0016020 membrane
GO:0034774 secretory granule lumen
GO:0070062 extracellular exosome
GO:1904813 ficolin-1-rich granule lumen

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:1b3o, PDBe:1b3o, PDBj:1b3o
PDBsum1b3o
PubMed10097070
UniProtP12268|IMDH2_HUMAN Inosine-5'-monophosphate dehydrogenase 2 (Gene Name=IMPDH2)

[Back to BioLiP]