Structure of PDB 1cw4 Chain A Binding Site BS03

Receptor Information
>1cw4 Chain A (length=415) Species: 562 (Escherichia coli) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
ESKVVVPAQGKKITLQNGKLNVPENPIIPYIEGDGIGVDVTPAMLKVVDA
AVEKAYKGERKISWMEIYTGEKSTQVYGQDVWLPAETLDLIREYRVAIKG
PLTTPVGGGIRSLNVALRQELDLYICLRPVRYYQGTPSPVKHPELTDMVI
FRENSEDIYAGIEWKADSADAEKVIKFLREEMGVKKIRFPEHCGIGIKPC
SEEGTKRLVRAAIEYAIANDRDSVTLVHMGNIMKFTEGAFKDWGYQLARE
EFGGELIDGGPWLKVKNPNTGKEIVIKDVIADAFLQQILLRPAEYDVIAC
MNLNGDYISDALAAQVGGIGIAPGANIGDECALFEATHGTAPKYAGQDKV
NPGSIILSAEMMLRHMGWTEAADLIVKGMEGAINAKTVTYDFERLMDGAK
LLKCSEFGDAIIENM
Ligand information
Ligand IDAKG
InChIInChI=1S/C5H6O5/c6-3(5(9)10)1-2-4(7)8/h1-2H2,(H,7,8)(H,9,10)
InChIKeyKPGXRSRHYNQIFN-UHFFFAOYSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04O=C(O)C(=O)CCC(=O)O
OpenEye OEToolkits 1.7.6C(CC(=O)O)C(=O)C(=O)O
CACTVS 3.385OC(=O)CCC(=O)C(O)=O
FormulaC5 H6 O5
Name2-OXOGLUTARIC ACID
ChEMBLCHEMBL1686
DrugBankDB08845
ZINCZINC000001532519
PDB chain1cw4 Chain A Residue 417 [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]
PDB1cw4 Active site water molecules revealed in the 2.1 A resolution structure of a site-directed mutant of isocitrate dehydrogenase.
Resolution2.1 Å
Binding residue
(original residue number in PDB)		S113 N115 R119 R153 Y160 D307
Binding residue
(residue number reindexed from 1)		S112 N114 R118 R152 Y159 D306
Annotation score5
Enzymatic activity
Catalytic site (original residue number in PDB) Y160 M230 D283 D307 D311
Catalytic site (residue number reindexed from 1) Y159 M229 D282 D306 D310
Enzyme Commision number 1.1.1.42: isocitrate dehydrogenase (NADP(+)).
Gene Ontology
Molecular Function
GO:0000287 magnesium ion binding
GO:0004450 isocitrate dehydrogenase (NADP+) activity
GO:0005515 protein binding
GO:0016491 oxidoreductase activity
GO:0016616 oxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor
GO:0046872 metal ion binding
GO:0051287 NAD binding
GO:0097216 guanosine tetraphosphate binding
Biological Process
GO:0006097 glyoxylate cycle
GO:0006099 tricarboxylic acid cycle
GO:0006979 response to oxidative stress
GO:0022900 electron transport chain
Cellular Component
GO:0005737 cytoplasm
GO:0005829 cytosol

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:1cw4, PDBe:1cw4, PDBj:1cw4
PDBsum1cw4
PubMed10623532
UniProtP08200|IDH_ECOLI Isocitrate dehydrogenase [NADP] (Gene Name=icd)

[Back to BioLiP]