Structure of PDB 3keg Chain B

Receptor sequence
>3kegB (length=206) Species: 208964 (Pseudomonas aeruginosa PAO1) [Search protein sequence]
SRILAVHASPRGERSQSRRLAEVFLAAYREAHPQARVARREVGRVPLPAV
TEAFVAAAFHPQPEQRSLAMQADLALSDQLVGELFDSDLLVISTPMYNFS
VPSGLKAWIDQIVRLGVTFDFVLDNGVAQFRPLLRGKRALIVTSRGGHGF
GPGGENQAMNHADPWLRTALGFIGIDEVTVVAAEGEESFEDSCDEAEQRL
LALARS
3D structure
PDB3keg Role of tyrosine 131 in the active site of paAzoR1, an azoreductase with specificity for the inflammatory bowel disease prodrug balsalazide
ChainB
Resolution2.1 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 1.6.5.-
1.7.1.17: FMN-dependent NADH-azoreductase.
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 MRE B F131 F173 F130 F172
BS02 MRE B F100 G148 H149 N157 E188 F99 G147 H148 N156 E187
BS03 FMN B S10 R12 S16 Q17 S18 P96 M97 Y98 N99 S145 G147 G148 E187 S9 R11 S15 Q16 S17 P95 M96 Y97 N98 S144 G146 G147 E186
Gene Ontology
Molecular Function
GO:0003960 NADPH:quinone reductase activity
GO:0009055 electron transfer activity
GO:0010181 FMN binding
GO:0016491 oxidoreductase activity
GO:0016652 oxidoreductase activity, acting on NAD(P)H as acceptor
GO:0016655 oxidoreductase activity, acting on NAD(P)H, quinone or similar compound as acceptor

View graph for
Molecular Function
External links
PDB RCSB:3keg, PDBe:3keg, PDBj:3keg
PDBsum3keg
PubMed20057057
UniProtQ9I5F3|AZOR1_PSEAE FMN-dependent NAD(P)H:quinone oxidoreductase 1 (Gene Name=azoR1)

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