Structure of PDB 4lhm Chain A Binding Site BS06

Receptor Information
>4lhm Chain A (length=440) Species: 83333 (Escherichia coli K-12) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
LFLAQEIIRKKRDGHALSDEEIRFFINGIRDNTISEGQIAALAMTIFFHD
MTMPERVSLTMAMRDSGTVLDWKSLHLNGPIVDKHSTGGVGDVTSLMLGP
MVAACGGYIPMISGRGLGHTGGTLDKLESIPGFDIFPDDNRFREIIKDVG
VAIIGQTSSLAPADKRFYATRDITATVDSIPLITASILAKKLAEGLDALV
MDVKVGSGAFMPTYELSEALAEAIVGVANGAGVRTTALLTDMNQVLASSA
GNAVEVREAVQFLTGEYRNPRLFDVTMALCVEMLISGKLAKDDAEARAKL
QAVLDNGKAAEVFGRMVAAQKGPTDFVENYAKYLPTAMLTKAVYADTEGF
VSEMDTRALGMAVVAMGGGRRQASDTIDYSVGFTDMARLGDQVDGQRPLA
VIHAKDENNWQEAAKAVKAAIKLADKAPESTPTVYRRISE
Ligand information
Ligand IDAZZ
InChIInChI=1S/C10H13N5O4/c1-5-3-15(10(18)12-9(5)17)8-2-6(13-14-11)7(4-16)19-8/h3,6-8,16H,2,4H2,1H3,(H,12,17,18)/t6-,7+,8+/m0/s1
InChIKeyHBOMLICNUCNMMY-XLPZGREQSA-N
SMILES
SoftwareSMILES
ACDLabs 12.01O=C1NC(=O)N(C=C1C)C2OC(C(\N=[N+]=[N-])C2)CO
OpenEye OEToolkits 1.7.6CC1=CN(C(=O)NC1=O)[C@H]2C[C@@H]([C@H](O2)CO)N=[N+]=[N-]
CACTVS 3.370CC1=CN([CH]2C[CH](N=[N+]=[N-])[CH](CO)O2)C(=O)NC1=O
OpenEye OEToolkits 1.7.6CC1=CN(C(=O)NC1=O)C2CC(C(O2)CO)N=[N+]=[N-]
CACTVS 3.370CC1=CN([C@H]2C[C@H](N=[N+]=[N-])[C@@H](CO)O2)C(=O)NC1=O
FormulaC10 H13 N5 O4
Name3'-azido-3'-deoxythymidine;
Azidothymidine;
Zidovudine
ChEMBLCHEMBL129
DrugBankDB00495
ZINCZINC000003779042
PDB chain4lhm Chain A Residue 510 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB4lhm 3'-Azidothymidine in the active site of Escherichia coli thymidine phosphorylase: the peculiarity of the binding on the basis of X-ray study.
Resolution1.52 Å
Binding residue
(original residue number in PDB)
T87 Y168 R171 V177 S186 K190 F210
Binding residue
(residue number reindexed from 1)
T87 Y168 R171 V177 S186 K190 F210
Annotation score3
Binding affinityMOAD: Ki=0.68mM
PDBbind-CN: -logKd/Ki=3.39,Ki=0.41mM
Enzymatic activity
Catalytic site (original residue number in PDB) D83 K84 H85 S86 T123 D164 R171 S186 K190 K191
Catalytic site (residue number reindexed from 1) D83 K84 H85 S86 T123 D164 R171 S186 K190 K191
Enzyme Commision number 2.4.2.4: thymidine phosphorylase.
Gene Ontology
Molecular Function
GO:0004645 1,4-alpha-oligoglucan phosphorylase activity
GO:0009032 thymidine phosphorylase activity
GO:0016154 pyrimidine-nucleoside phosphorylase activity
GO:0016757 glycosyltransferase activity
GO:0016763 pentosyltransferase activity
Biological Process
GO:0006206 pyrimidine nucleobase metabolic process
GO:0006213 pyrimidine nucleoside metabolic process
GO:0006974 DNA damage response
GO:0046104 thymidine metabolic 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:4lhm, PDBe:4lhm, PDBj:4lhm
PDBsum4lhm
PubMed24699659
UniProtP07650|TYPH_ECOLI Thymidine phosphorylase (Gene Name=deoA)

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