Structure of PDB 1ldc Chain B Binding Site BS02

Receptor Information
>1ldc Chain B (length=382) Species: 4932 (Saccharomyces cerevisiae) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
TKEDIARKEQLKSLLPPLDNIINLYDFEYLASQTLTKQAWAFYSSGANDE
VTHRENHNAYHRIFFKPKILVDVRKVDISTDMLGSHVDVPFYVSATALCK
LGNPLEGEKDVARGCGQGVTKVPQMISTLASCSPEEIIEAAPSDKQIQWY
QLYVNSDRKITDDLVKNVEKLGVKALFVTVDAPSLGQREKDMKLKFIDPS
LTWKDIEELKKKTKLPIVIKGVQRTEDVIKAAEIGVSGVVLSNHGGRQLD
FSRAPIEVLAETMPILEQRNLKDKLEVFVDGGVRRGTDVLKALCLGAKGV
GLGRPFLYANSCYGRNGVEKAIEILRDEIEMSMRLLGVTSIAELKPDLLD
LSTLKARTVGVPNDVLYNEVYEGPTLTEFEDA
Ligand information
Ligand IDPYR
InChIInChI=1S/C3H4O3/c1-2(4)3(5)6/h1H3,(H,5,6)
InChIKeyLCTONWCANYUPML-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.385CC(=O)C(O)=O
OpenEye OEToolkits 1.7.6CC(=O)C(=O)O
ACDLabs 12.01O=C(C(=O)O)C
FormulaC3 H4 O3
NamePYRUVIC ACID
ChEMBLCHEMBL1162144
DrugBankDB00119
ZINCZINC000001532517
PDB chain1ldc Chain B Residue 580 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB1ldc X-ray structure of two complexes of the Y143F flavocytochrome b2 mutant crystallized in the presence of lactate or phenyl lactate.
Resolution2.9 Å
Binding residue
(original residue number in PDB)		F143 R289 H373 R376
Binding residue
(residue number reindexed from 1)		F42 R188 H244 R247
Annotation score5
Enzymatic activity
Catalytic site (original residue number in PDB) S228 Y254 T280 D282 K349 H373
Catalytic site (residue number reindexed from 1) S127 Y153 T179 D181 K220 H244
Enzyme Commision number 1.1.2.3: L-lactate dehydrogenase (cytochrome).
Gene Ontology
Molecular Function
GO:0016491 oxidoreductase activity
GO:0020037 heme binding

View graph for
Molecular Function
External links
PDB RCSB:1ldc, PDBe:1ldc, PDBj:1ldc
PDBsum1ldc
PubMed7632684
UniProtP00175|CYB2_YEAST L-lactate dehydrogenase (cytochrome) (Gene Name=CYB2)

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