Structure of PDB 2a58 Chain C Binding Site BS01

Receptor Information
>2a58 Chain C (length=146) Species: 4896 (Schizosaccharomyces pombe) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
LKGPELRILIVHARYNLQAIEPLVKGAVETMIEKHDVKLENIDIESVPGS
WELPQGIRASIARNTYDAVIGIGVLIKGSTMHFEYISEAVVHGLMRVGLD
SGVPVILGLLTVLNEEQALYRAGLNGGHNHGNDWGSAAVEMGLKAL
Ligand information
Ligand IDRBF
InChIInChI=1S/C17H20N4O6/c1-7-3-9-10(4-8(7)2)21(5-11(23)14(25)12(24)6-22)15-13(18-9)16(26)20-17(27)19-15/h3-4,11-12,14,22-25H,5-6H2,1-2H3,(H,20,26,27)/t11-,12+,14-/m0/s1
InChIKeyAUNGANRZJHBGPY-SCRDCRAPSA-N
SMILES
SoftwareSMILES
CACTVS 3.385Cc1cc2N=C3C(=O)NC(=O)N=C3N(C[CH](O)[CH](O)[CH](O)CO)c2cc1C
OpenEye OEToolkits 1.7.6Cc1cc2c(cc1C)N(C3=NC(=O)NC(=O)C3=N2)CC(C(C(CO)O)O)O
OpenEye OEToolkits 1.7.6Cc1cc2c(cc1C)N(C3=NC(=O)NC(=O)C3=N2)C[C@@H]([C@@H]([C@@H](CO)O)O)O
CACTVS 3.385Cc1cc2N=C3C(=O)NC(=O)N=C3N(C[C@H](O)[C@H](O)[C@H](O)CO)c2cc1C
ACDLabs 12.01N=2C(=O)NC(=O)C3=Nc1cc(C)c(C)cc1N(C=23)CC(O)C(O)C(O)CO
FormulaC17 H20 N4 O6
NameRIBOFLAVIN;
RIBOFLAVINE;
VITAMIN B2
ChEMBLCHEMBL1534
DrugBankDB00140
ZINCZINC000002036848
PDB chain2a58 Chain C Residue 302 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB2a58 Structural basis of charge transfer complex formation by riboflavin bound to 6,7-dimethyl-8-ribityllumazine synthase
Resolution2.8 Å
Binding residue
(original residue number in PDB)
S62 W63 E64 V86 L87 H94
Binding residue
(residue number reindexed from 1)
S50 W51 E52 V74 L75 H82
Annotation score2
Enzymatic activity
Catalytic site (original residue number in PDB) H94
Catalytic site (residue number reindexed from 1) H82
Enzyme Commision number 2.5.1.78: 6,7-dimethyl-8-ribityllumazine synthase.
Gene Ontology
Molecular Function
GO:0000906 6,7-dimethyl-8-ribityllumazine synthase activity
GO:0004746 riboflavin synthase activity
GO:0005515 protein binding
GO:0016740 transferase activity
GO:1902444 riboflavin binding
Biological Process
GO:0009231 riboflavin biosynthetic process
Cellular Component
GO:0005634 nucleus
GO:0005737 cytoplasm
GO:0005758 mitochondrial intermembrane space
GO:0009349 riboflavin synthase complex

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Molecular Function

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Biological Process

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Cellular Component
External links
PDB RCSB:2a58, PDBe:2a58, PDBj:2a58
PDBsum2a58
PubMed15265040
UniProtQ9UUB1|RIB4_SCHPO 6,7-dimethyl-8-ribityllumazine synthase (Gene Name=rib4)

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