Structure of PDB 2wqy Chain A Binding Site BS03

Receptor Information
>2wqy Chain A (length=613) Species: 9031 (Gallus gallus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
STQYPVVDHEFDAVVVGAGGAGLRAAFGLSEAGFNTACVTKLFPTRSHTV
AAQGGINAALGNMEDDNWRWHFYDTVKGSDWLGDQDAIHYMTEQAPAAVI
ELENYGMPFSRTEEGKIYQRAFGGQSLQFGKGGQAHRCCCVADRTGHSLL
HTLYGRSLRYDTSYFVEYFALDLLMENGECRGVIALCIEDGTIHRFRAKN
TVIATGGYGRTYFSCTSAHTSTGDGTAMVTRAGLPCQDLEFVQFHPTGIY
GAGCLITEGCRGEGGILINSQGERFMERYAPVAKDLASRDVVSRSMTIEI
REGRGCGPEKDHVYLQLHHLPPQQLATRLPGISETAMIFAGVDVTKEPIP
VLPTVHYNMGGIPTNYKGQVITHVNGEDKVVPGLYACGEAASASVHGANR
LGANSLLDLVVFGRACALTIAETCKPGEPVPSIKPNAGEESVANLDKLRF
ADGTIRTSEARLNMQKTMQSHAAVFRTGSILQEGCEKLSQIYRDLAHLKT
FDRGIVWNTDLVETLELQNLMLCALQTIYGAEARKESRGAHAREDYKLRI
DEFDYSKPLQGQQKRPFEEHWRKHTLSYVDVKSGKVTLKYRPVIDRTLNE
EDCSSVPPAIRSY
Ligand information
Ligand IDOAA
InChIInChI=1S/C4H4O5/c5-2(4(8)9)1-3(6)7/h1H2,(H,6,7)(H,8,9)/p-1
InChIKeyKHPXUQMNIQBQEV-UHFFFAOYSA-M
SMILES
SoftwareSMILES
ACDLabs 10.04[O-]C(=O)CC(=O)C(=O)O
OpenEye OEToolkits 1.5.0C(C(=O)C(=O)O)C(=O)[O-]
CACTVS 3.341OC(=O)C(=O)CC([O-])=O
FormulaC4 H3 O5
NameOXALOACETATE ION
ChEMBL
DrugBankDB02637
ZINC
PDB chain2wqy Chain A Residue 1002 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB2wqy 3-Nitropropionic Acid is a Suicide Inhibitor of Mitochondrial Respiration that, Upon Oxidation by Complex II, Forms a Covalent Adduct with a Catalytic Base Arginine in the Active Site of the Enzyme.
Resolution2.1 Å
Binding residue
(original residue number in PDB)		G62 H253 L263 T265 E266 R297 H364 R408 G410 A411
Binding residue
(residue number reindexed from 1)		G54 H245 L255 T257 E258 R289 H356 R400 G402 A403
Annotation score2
Enzymatic activity
Catalytic site (original residue number in PDB) F130 Q251 H253 L263 E266 R269 R297 H364 Y365 R408
Catalytic site (residue number reindexed from 1) F122 Q243 H245 L255 E258 R261 R289 H356 Y357 R400
Enzyme Commision number 1.3.5.1: succinate dehydrogenase.
Gene Ontology
Molecular Function
GO:0008177 succinate dehydrogenase (quinone) activity
GO:0009055 electron transfer activity
GO:0016491 oxidoreductase activity
GO:0016627 oxidoreductase activity, acting on the CH-CH group of donors
GO:0050660 flavin adenine dinucleotide binding
Biological Process
GO:0006099 tricarboxylic acid cycle
GO:0006105 succinate metabolic process
GO:0006121 mitochondrial electron transport, succinate to ubiquinone
GO:0022900 electron transport chain
GO:0022904 respiratory electron transport chain
Cellular Component
GO:0005739 mitochondrion
GO:0005743 mitochondrial inner membrane
GO:0045273 respiratory chain complex II (succinate dehydrogenase)

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:2wqy, PDBe:2wqy, PDBj:2wqy
PDBsum2wqy
PubMed
UniProtQ9YHT1|SDHA_CHICK Succinate dehydrogenase [ubiquinone] flavoprotein subunit, mitochondrial (Gene Name=SDHA)

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