Structure of PDB 4ir1 Chain A Binding Site BS06

Receptor Information
>4ir1 Chain A (length=342) Species: 83333 (Escherichia coli K-12) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
GSRKIIHVDMDCFFAAVEMRDNPALRDIPIAIGGSRERRGVISTANYPAR
KFGVRSAMPTGMALKLCPHLTLLPGRFDAYKEASNHIREIFSRYTSRIEP
LSLDEAYLDVTDSVHCHGSATLIAQEIRQTIFNELQLTASAGVAPVKFLA
KIASDMNKPNGQFVITPAEVPAFLQTLPLAKIPGVGKVSAAKLEAMGLRT
CGDVQKCDLVMLLKRFGKFGRILWERSQGIDERDVNSERLRKSVGVERTM
AEDIHHWSECEAIIERLYPELERRLAKVKPDLLIARQGVKLKFDDFQQTT
QEHVWPRLNKADLIATARKTWDERRGGRGVRLVGLHVTLLDP
Ligand information
Ligand IDMG
InChIInChI=1S/Mg/q+2
InChIKeyJLVVSXFLKOJNIY-UHFFFAOYSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04
OpenEye OEToolkits 1.5.0		[Mg+2]
CACTVS 3.341[Mg++]
FormulaMg
NameMAGNESIUM ION
ChEMBL
DrugBankDB01378
ZINC
PDB chain4ir1 Chain A Residue 902 [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]
PDB4ir1 A strategically located serine residue is critical for the mutator activity of DNA polymerase IV from Escherichia coli.
Resolution2.38 Å
Binding residue
(original residue number in PDB)		D8 E104
Binding residue
(residue number reindexed from 1)		D9 E105
Annotation score1
Enzymatic activity
Enzyme Commision number 2.7.7.7: DNA-directed DNA polymerase.
Gene Ontology
Molecular Function
GO:0000287 magnesium ion binding
GO:0003677 DNA binding
GO:0003684 damaged DNA binding
GO:0003887 DNA-directed DNA polymerase activity
GO:0005515 protein binding
GO:0008296 3'-5'-DNA exonuclease activity
GO:0046872 metal ion binding
Biological Process
GO:0000731 DNA synthesis involved in DNA repair
GO:0006260 DNA replication
GO:0006261 DNA-templated DNA replication
GO:0006281 DNA repair
GO:0006974 DNA damage response
GO:0009432 SOS response
GO:0042276 error-prone translesion synthesis
GO:0070987 error-free translesion synthesis
Cellular Component
GO:0005737 cytoplasm

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:4ir1, PDBe:4ir1, PDBj:4ir1
PDBsum4ir1
PubMed23525461
UniProtQ47155|DPO4_ECOLI DNA polymerase IV (Gene Name=dinB)

[Back to BioLiP]