Structure of PDB 3x22 Chain A Binding Site BS02

Receptor Information
>3x22 Chain A (length=217) Species: 83333 (Escherichia coli K-12) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MDIISVALKRHSTKAFDASKKLTPEQAEQIKTLLQYSPSSTNSQPWHFIV
ASTEEGKARVAKSAAGNYVFSERKMLDASHVVVFCAKTAMDDVWLKLVVD
QEDADGRFATPEAKAANDKGRKAWADMHRKDLHDDAEWMAKQVYLNVGNF
LLGVAALGLDAVPIEGFDAAILDAEFGLKEKGYTSLVVVPVGHHSVEDFN
ATLPKSRLPQNITLTEV
Ligand information
Ligand IDFMN
InChIInChI=1S/C17H21N4O9P/c1-7-3-9-10(4-8(7)2)21(15-13(18-9)16(25)20-17(26)19-15)5-11(22)14(24)12(23)6-30-31(27,28)29/h3-4,11-12,14,22-24H,5-6H2,1-2H3,(H,20,25,26)(H2,27,28,29)/t11-,12+,14-/m0/s1
InChIKeyFVTCRASFADXXNN-SCRDCRAPSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.6Cc1cc2c(cc1C)N(C3=NC(=O)NC(=O)C3=N2)CC(C(C(COP(=O)(O)O)O)O)O
OpenEye OEToolkits 1.7.6Cc1cc2c(cc1C)N(C3=NC(=O)NC(=O)C3=N2)C[C@@H]([C@@H]([C@@H](COP(=O)(O)O)O)O)O
ACDLabs 12.01N=2C(=O)NC(=O)C3=Nc1cc(C)c(C)cc1N(C=23)CC(O)C(O)C(O)COP(=O)(O)O
CACTVS 3.385Cc1cc2N=C3C(=O)NC(=O)N=C3N(C[CH](O)[CH](O)[CH](O)CO[P](O)(O)=O)c2cc1C
CACTVS 3.385Cc1cc2N=C3C(=O)NC(=O)N=C3N(C[C@H](O)[C@H](O)[C@H](O)CO[P](O)(O)=O)c2cc1C
FormulaC17 H21 N4 O9 P
NameFLAVIN MONONUCLEOTIDE;
RIBOFLAVIN MONOPHOSPHATE
ChEMBLCHEMBL1201794
DrugBankDB03247
ZINCZINC000003831425
PDB chain3x22 Chain B Residue 301 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB3x22 Structural basis of Escherichia coli nitroreductase NfsB triple mutants engineered for improved activity and regioselectivity toward the prodrug CB1954
Resolution2.001 Å
Binding residue
(original residue number in PDB)
S39 S40 N42 W124
Binding residue
(residue number reindexed from 1)
S39 S40 N42 W124
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) K14 K74 E165
Catalytic site (residue number reindexed from 1) K14 K74 E165
Enzyme Commision number 1.-.-.-
1.5.1.34: 6,7-dihydropteridine reductase.
Gene Ontology
Molecular Function
GO:0003955 NAD(P)H dehydrogenase (quinone) activity
GO:0004155 6,7-dihydropteridine reductase activity
GO:0010181 FMN binding
GO:0016491 oxidoreductase activity
GO:0042802 identical protein binding
GO:0042803 protein homodimerization activity
GO:0046857 oxidoreductase activity, acting on other nitrogenous compounds as donors, with NAD or NADP as acceptor
Biological Process
GO:0046256 2,4,6-trinitrotoluene catabolic process
Cellular Component
GO:0005829 cytosol
GO:0016020 membrane

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Molecular Function

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Biological Process

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Cellular Component
External links
PDB RCSB:3x22, PDBe:3x22, PDBj:3x22
PDBsum3x22
PubMed
UniProtP38489|NFSB_ECOLI Oxygen-insensitive NAD(P)H nitroreductase (Gene Name=nfsB)

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