Structure of PDB 2a58 Chain A

Receptor sequence
>2a58A (length=146) Species: 4896 (Schizosaccharomyces pombe) [Search protein sequence]
LKGPELRILIVHARYNLQAIEPLVKGAVETMIEKHDVKLENIDIESVPGS
WELPQGIRASIARNTYDAVIGIGVLIKGSTMHFEYISEAVVHGLMRVGLD
SGVPVILGLLTVLNEEQALYRAGLNGGHNHGNDWGSAAVEMGLKAL
3D structure
PDB2a58 Structural basis of charge transfer complex formation by riboflavin bound to 6,7-dimethyl-8-ribityllumazine synthase
ChainA
Resolution2.8 Å
3D
structure
Catalytic site residues are labeled in the structure
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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.
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 RBF A S62 W63 E64 V86 L87 H94 S50 W51 E52 V74 L75 H82 PDBbind-CN: -logKd/Ki=4.92,Kd=12.0uM
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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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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