Structure of PDB 1de9 Chain A Binding Site BS02

Receptor Information
>1de9 Chain A (length=276) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
ALYEDPPDHKTSPSGKPATLKICSWNVDGLRAWIKKKGLDWVKEEAPDIL
CLQETKCSENKLPAELQELPGLSHQYWSAPSDKEGYSGVGLLSRQCPLKV
SYGIGDEEHDQEGRVIVAEFDSFVLVTAYVPNAGRGLVRLEYRQRWDEAF
RKFLKGLASRKPLVLCGDLNVAHEEIDLRNPKGNKKNAGFTPQERQGFGE
LLQAVPLADSFRHLYPNTPYAYTFWTYMMNARSKNVGWRLDYFLLSHSLL
PALCDSKIRSKALGSDHCPITLYLAL
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]
PDB1de9 DNA-bound structures and mutants reveal abasic DNA binding by APE1 and DNA repair coordination
Resolution3.0 Å
Binding residue
(original residue number in PDB)		E96 Y171 R177 D210 N212 N222 N226 N229 F266 K276 V278 W280 H309
Binding residue
(residue number reindexed from 1)		E54 Y129 R135 D168 N170 N180 N184 N187 F224 K234 V236 W238 H267
Enzymatic activity
Catalytic site (original residue number in PDB) D70 E96 N212 D283 D308
Catalytic site (residue number reindexed from 1) D28 E54 N170 D241 D266
Enzyme Commision number 3.1.11.2: exodeoxyribonuclease III.
3.1.21.-
Gene Ontology
Molecular Function
GO:0003677 DNA binding
GO:0003824 catalytic activity
GO:0004518 nuclease activity
GO:0004519 endonuclease activity
Biological Process
GO:0006281 DNA repair

View graph for
Molecular Function
View graph for
Biological Process
External links
PDB RCSB:1de9, PDBe:1de9, PDBj:1de9
PDBsum1de9
PubMed10667800
UniProtP27695|APEX1_HUMAN DNA repair nuclease/redox regulator APEX1 (Gene Name=APEX1)

[Back to BioLiP]