Structure of PDB 3epg Chain A Binding Site BS02

Receptor Information
>3epg Chain A (length=375) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
ASSRVIVHVDLDCFYAQVEMISNPELKDKPLGVQQKYLVVTCNYEARKLG
VKKLMNVRDAKEKCPQLVLVNGEDLTRYREMSYKVTELLEEFSPVVERLG
FDENFVDLTEMVEKRLQQLQSDELSAVTVSGHVYNNQSINLLDVLHIRLL
VGSQIAAEMREAMYNQLGLTGCAGVASNKLLAKLVSGVFKPNQQTVLLPE
SCQHLIHSLNHIKEIPGIGYKTAKCLEALGINSVRDLQTFSPKILEKELG
ISVAQRIQKLSFGEDNSPVILSGPPQSFSEEDSFKKCSSEVEAKNKIEEL
LASLLNRVCQDGRKPHTVRLIIRRYSYGRESRQCPIPSHVIQKDVMTPMV
DILMKLFRNMVNVLTLLSVCFCNLK
Ligand information
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]
PDB3epg Lesion bypass of N2-ethylguanine by human DNA polymerase iota.
Resolution2.5 Å
Binding residue
(original residue number in PDB)
Q59 L78 E97 L99 P299 Q300 S303 E304 E305 S307
Binding residue
(residue number reindexed from 1)
Q35 L54 E73 L75 P275 Q276 S279 E280 E281 S283
Enzymatic activity
Enzyme Commision number 2.7.7.7: DNA-directed DNA polymerase.
Gene Ontology
Molecular Function
GO:0003684 damaged DNA binding
GO:0003887 DNA-directed DNA polymerase activity
Biological Process
GO:0006281 DNA repair

View graph for
Molecular Function

View graph for
Biological Process
External links
PDB RCSB:3epg, PDBe:3epg, PDBj:3epg
PDBsum3epg
PubMed18984581
UniProtQ9UNA4|POLI_HUMAN DNA polymerase iota (Gene Name=POLI)

[Back to BioLiP]