Structure of PDB 4ja8 Chain B

Receptor sequence
>4ja8B (length=406) Species: 9606 (Homo sapiens) [Search protein sequence]
RIKVAKPVVEMDGDEMTRIIWQFIKEKLILPHVDIQLKYFDLGLPNRDQT
DDQVTIDSALATQKYSVAVKCATITPDEARVEEFKLKKMWKSPNGTIQNI
LGGTVFREPIICKNIPRLVPGWTKPITIGRHAHGDQYKATDFVADRAGTF
KMVFTPKDGSGVKEWEVYNFPAGGVGMGMYNTDESISGFAHSCFQYAIQK
KWPLYMSTKNTILKAYDGRFKDIFQEIFDKHYKTDFDKNKIWYEHRLIDD
MVAQVLKSSGGFVWACKNYDGDVQSDILAQGFGSLGLMTSVLVCPDGKTI
EAEAAHGTVTRHYREHQKGRPTSTNPIASIFAWTRGLEHRGKLDGNQDLI
RFAQMLEKVCVETVESGAMTKDLAGCIHGLSNVKLNEHFLNTTDFLDTIK
SNLDRA
3D structure
PDB4ja8 Targeted inhibition of mutant IDH2 in leukemia cells induces cellular differentiation.
ChainB
Resolution1.55 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 1.1.1.42: isocitrate dehydrogenase (NADP(+)).
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 1K9 B W164 V294 V297 L298 Y311 D312 Q316 I319 W122 V252 V255 L256 Y269 D270 Q274 I277 BindingDB: IC50=60nM
BS02 NDP B T115 T117 L327 H348 G349 T350 V351 T352 R353 H354 N367 T73 T75 L285 H306 G307 T308 V309 T310 R311 H312 N325
BS03 CA B D314 D318 D272 D276
Gene Ontology
Molecular Function
GO:0000287 magnesium ion binding
GO:0004450 isocitrate dehydrogenase (NADP+) activity
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
Biological Process
GO:0005975 carbohydrate metabolic process
GO:0006097 glyoxylate cycle
GO:0006099 tricarboxylic acid cycle
GO:0006102 isocitrate metabolic process
GO:0006103 2-oxoglutarate metabolic process
GO:0006739 NADP metabolic process
Cellular Component
GO:0005739 mitochondrion
GO:0005759 mitochondrial matrix
GO:0005777 peroxisome
GO:0005829 cytosol
GO:0070062 extracellular exosome

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:4ja8, PDBe:4ja8, PDBj:4ja8
PDBsum4ja8
PubMed23558173
UniProtP48735|IDHP_HUMAN Isocitrate dehydrogenase [NADP], mitochondrial (Gene Name=IDH2)

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