Structure of PDB 6hg8 Chain B

Receptor sequence
>6hg8B (length=482) Species: 9606 (Homo sapiens) [Search protein sequence]
EVLFQGPGADQPIDADVTVIGSGPGGYVAAIKAAQLGFKTVCIEKNETLG
GTCLNVGCIPSKALLNNSHYYHMAHGKDFASRGIEMSEVRLNLDKMMEQK
STAVKALTGGIAHLFKQNKVVHVNGYGKITGKNQVTATKADGGTQVIDTK
NILIATGSEVTPFPGITIDEDTIVSSTGALSLKKVPEKMVVIGAGVIGVE
LGSVWQRLGADVTAVEFLGHVGGVGIDMEISKNFQRILQKQGFKFKLNTK
VTGATKKSDGKIDVSIEAASGGKAEVITCDVLLVCIGRRPFTKNLGLEEL
GIELDPRGRIPVNTRFQTKIPNIYAIGDVVAGPMLAHKAEDEGIICVEGM
AGGAVHIDYNCVPSVIYTHPEVAWVGKSEEQLKEEGIEYKVGKFPFAANS
RAKTNADTDGMVKILGQKSTDRVLGAHILGPGAGEMVNEAALALEYGASC
EDIARVCHAHPTLSEAFGEANLAASFGKSINF
3D structure
PDB6hg8 Crystal structure of the R460G disease-causing mutant of the human dihydrolipoamide dehydrogenase.
ChainB
Resolution1.76 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) C45 C50 S53 V188 E192 H452 E457
Catalytic site (residue number reindexed from 1) C53 C58 S61 V196 E200 H460 E465
Enzyme Commision number 1.8.1.4: dihydrolipoyl 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 FAD B I12 G15 P16 G17 E36 K37 N38 G43 T44 C45 G49 C50 K54 Y118 G119 T148 G149 I189 R280 F283 G319 D320 M326 L327 A328 H329 I20 G23 P24 G25 E44 K45 N46 G51 T52 C53 G57 C58 K62 Y126 G127 T156 G157 I197 R288 F291 G327 D328 M334 L335 A336 H337
Gene Ontology
Molecular Function
GO:0004148 dihydrolipoyl dehydrogenase activity
GO:0005515 protein binding
GO:0016491 oxidoreductase activity
GO:0016668 oxidoreductase activity, acting on a sulfur group of donors, NAD(P) as acceptor
GO:0034604 pyruvate dehydrogenase (NAD+) activity
GO:0047101 branched-chain alpha-keto acid dehydrogenase activity
GO:0050660 flavin adenine dinucleotide binding
Biological Process
GO:0006086 acetyl-CoA biosynthetic process from pyruvate
GO:0006120 mitochondrial electron transport, NADH to ubiquinone
GO:0006508 proteolysis
GO:0007369 gastrulation
GO:0009083 branched-chain amino acid catabolic process
GO:0042391 regulation of membrane potential
GO:0048240 sperm capacitation
Cellular Component
GO:0001669 acrosomal vesicle
GO:0005634 nucleus
GO:0005739 mitochondrion
GO:0005759 mitochondrial matrix
GO:0005929 cilium
GO:0031410 cytoplasmic vesicle
GO:0031514 motile cilium
GO:0043159 acrosomal matrix
GO:0045252 oxoglutarate dehydrogenase complex
GO:0045254 pyruvate dehydrogenase complex
GO:0160157 branched-chain alpha-ketoacid dehydrogenase complex
GO:0160167 oxoadipate dehydrogenase complex
GO:1902493 acetyltransferase complex

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:6hg8, PDBe:6hg8, PDBj:6hg8
PDBsum6hg8
PubMed
UniProtP09622|DLDH_HUMAN Dihydrolipoyl dehydrogenase, mitochondrial (Gene Name=DLD)

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