Structure of PDB 1ou4 Chain A Binding Site BS01

Receptor Information
>1ou4 Chain A (length=237) Species: 562 (Escherichia coli) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
ATPHINAEMGDFADVVLMPGDPLRAKYIAETFLEDAREVNNVRGMLGFTG
TYKGRKISVMGHGMGIPSCSIYTKELITDFGVKKIIRVGSCGAVLPHVKL
RDVVIGMGACTDSKVNRIRFKDHDFAAIADFDMVRNAVDAAKALGIDARV
GNLFSADLFYSPDGEMFDVMEKYGILGVEMEAAGIYGVAAEFGAKALTIC
TVSDHIRTHEQTTAAERQTTFNDMIKIALESVLLGDK
Ligand information
Ligand ID6MP
InChIInChI=1S/C6H6N4/c1-4-5-6(9-2-7-4)10-3-8-5/h2-3H,1H3,(H,7,8,9,10)
InChIKeySYMHUEFSSMBHJA-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341Cc1ncnc2nc[nH]c12
OpenEye OEToolkits 1.5.0Cc1c2c(nc[nH]2)ncn1
ACDLabs 10.04n1c(c2c(nc1)ncn2)C
FormulaC6 H6 N4
Name6-METHYLPURINE
ChEMBLCHEMBL293405
DrugBankDB02113
ZINCZINC000014593164
PDB chain1ou4 Chain A Residue 244 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
PDB1ou4 Designer gene therapy using an Escherichia coli purine nucleoside phosphorylase/prodrug system.
Resolution2.5 Å
Binding residue
(original residue number in PDB)		F159 V178 E179 D204
Binding residue
(residue number reindexed from 1)		F159 V178 E179 D204
Annotation score2
Enzymatic activity
Catalytic site (original residue number in PDB) H4 G20 R24 R43 E75 R87 S90 S203 D204 I206 R217
Catalytic site (residue number reindexed from 1) H4 G20 R24 R43 E75 R87 S90 S203 D204 I206 R217
Enzyme Commision number 2.4.2.1: purine-nucleoside phosphorylase.
Gene Ontology
Molecular Function
GO:0003824 catalytic activity
GO:0004731 purine-nucleoside phosphorylase activity
GO:0016757 glycosyltransferase activity
GO:0016763 pentosyltransferase activity
GO:0042802 identical protein binding
GO:0047975 guanosine phosphorylase activity
Biological Process
GO:0006139 nucleobase-containing compound metabolic process
GO:0006152 purine nucleoside catabolic process
GO:0006974 DNA damage response
GO:0009116 nucleoside metabolic process
GO:0009164 nucleoside catabolic process
GO:0019686 purine nucleoside interconversion
GO:0042278 purine nucleoside metabolic process
Cellular Component
GO:0005737 cytoplasm
GO:0005829 cytosol
GO:0016020 membrane

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:1ou4, PDBe:1ou4, PDBj:1ou4
PDBsum1ou4
PubMed14700625
UniProtP0ABP8|DEOD_ECOLI Purine nucleoside phosphorylase DeoD-type (Gene Name=deoD)

[Back to BioLiP]