Structure of PDB 2ii3 Chain B

Receptor sequence
>2ii3B (length=234) Species: 9913 (Bos taurus) [Search protein sequence]
GKDRTEPVKGFHKAMVKTMSAALKIPHFGYCDEVDLTELVKLREELKPIA
FARGIKLSFMPFFLKAASLGLLQFPILNASVDENCQNITYKASHNIGIAM
DTEQGLIVPNVKNVQIRSIFEIATELNRLQKLGSAGQLSTNDLIGGTFTL
SNIGSIGGTYAKPVILPPEVAIGALGTIKALPRFNEKGEVCKAQIMNVSW
SADHRIIDGATVSRFSNLWKSYLENPAFMLLDLK
3D structure
PDB2ii3 A synchronized substrate-gating mechanism revealed by cubic-core structure of the bovine branched-chain alpha-ketoacid dehydrogenase complex.
ChainB
Resolution2.17 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) S338 H391
Catalytic site (residue number reindexed from 1) S151 H204
Enzyme Commision number 2.3.1.168: dihydrolipoyllysine-residue (2-methylpropanoyl)transferase.
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 CAO B H391 G396 H204 G209 MOAD: Kd=3uM
BS02 CAO B R230 S245 F246 M247 Q317 N339 G341 S342 T364 I365 R43 S58 F59 M60 Q130 N152 G154 S155 T177 I178 MOAD: Kd=3uM
Gene Ontology
Molecular Function
GO:0016746 acyltransferase activity

View graph for
Molecular Function
External links
PDB RCSB:2ii3, PDBe:2ii3, PDBj:2ii3
PDBsum2ii3
PubMed17124494
UniProtP11181|ODB2_BOVIN Lipoamide acyltransferase component of branched-chain alpha-keto acid dehydrogenase complex, mitochondrial (Gene Name=DBT)

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