Structure of PDB 2vi5 Chain B

Receptor sequence
>2vi5B (length=147) Species: 1773 (Mycobacterium tuberculosis) [Search protein sequence]
DASGVRLAIVASSWHGKICDALLDGARKVAAGCGLDDPTVVRVLGAIEIP
VVAQELARNHDAVVALGVVIRGQTPHFDYVCDAVTQGLTRVSLDSSTPIA
NGVLTTNTEEQALDRAGLPTSAEDKGAQATVAALATALTLRELRAHS
3D structure
PDB2vi5 A New Series of N-[2,4-Dioxo-6-D-Ribitylamino-1,2, 3,4-Tetrahydropyrimidin-5-Yl]Oxalamic Acid Derivatives as Inhibitors of Lumazine Syntase and Riboflavin Synthase: Design, Synthesis, Biochemical Evaluation, Crystallography and Mechanistic Implications.
ChainB
Resolution2.3 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) H89
Catalytic site (residue number reindexed from 1) H76
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 Y19 B A113 N114 A142 A100 N101 A129 MOAD: Ki=110uM
PDBbind-CN: -logKd/Ki=3.96,Ki=110uM
BS02 Y19 B W27 G58 A59 I60 E61 V81 V82 I83 W14 G45 A46 I47 E48 V68 V69 I70 MOAD: Ki=110uM
PDBbind-CN: -logKd/Ki=3.96,Ki=110uM
BS03 PO4 B G85 T87 G72 T74
Gene Ontology
Molecular Function
GO:0000906 6,7-dimethyl-8-ribityllumazine synthase activity
GO:0016740 transferase activity
Biological Process
GO:0009231 riboflavin biosynthetic process
Cellular Component
GO:0005829 cytosol
GO:0009349 riboflavin synthase complex

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Cellular Component
External links
PDB RCSB:2vi5, PDBe:2vi5, PDBj:2vi5
PDBsum2vi5
PubMed18331058
UniProtP9WHE9|RISB_MYCTU 6,7-dimethyl-8-ribityllumazine synthase (Gene Name=ribH)

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