TABLE 1.

Crystallographic data and refinement statistics

PDB, Protein Data Bank; APS, Advanced Photon Source; r.m.s.d., root mean square deviation.

Data
Construct	Dnmt1 (residues 351–600)
PDB code	3EPZ
Space group	P21
Unit cell	a = 57.54, b = 59.77, c = 96.29 Å; β = 92.31°
Beamline	APS 23-ID-B
Wavelength (Å)	1.0332
Resolution (Å)	2.3-50
Unique reflections	28,832
Data redundancy	3.700 (3.00)
Completeness (%)	99.1 (91.6)
I/σI	16.6849 (1.300)
Rsym	0.08500 (0.97900)
Refinement
Resolution (Å)	2.31-48.11
Reflections used	27,330
All atoms (solvent)	3446 (99)
Rwork/Rfree	0.216/0.264
r.m.s.d. bond length (Å)	0.009
r.m.s.d. bond angle	1.154°