Multiple Assemblies exist for SMTL entry 1e9n
A second divalent metal ion in the active site of a new crystal form of human apurinic/apyrimidinic endonuclease, Ape1, and its implications for the catalytic mechanism; X-RAY DIFFRACTION 2.20 Å

SMTL ID
1e9n.1
Ligands
LEAD (II) ION
Polypeptides
DNA-(APURINIC OR APYRIMIDINIC SITE) LYASE
Oligo-state
monomer
SMTL ID
1e9n.2
Ligands
LEAD (II) ION
Polypeptides
DNA-(APURINIC OR APYRIMIDINIC SITE) LYASE
Oligo-state
monomer