1ZP7

The structure of Bacillus subtilis RecU Holliday junction resolvase and its role in substrate selection and sequence specific cleavage.

X-RAY DIFFRACTION

Crystallization

Crystal Properties
Matthews coefficient	Solvent content
2.55	51.78

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 74.34	α = 90
b = 74.34	β = 90
c = 153.466	γ = 120

Symmetry
Space Group	P 65

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	IMAGE PLATE	RIGAKU		2004-07-02	M	SINGLE WAVELENGTH
2	1

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SRS BEAMLINE PX14.1	0.97	SRS	PX14.1
2			1.54

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	Net I Over Average Sigma (I)	Redundancy	Number Reflections (All)	Number Reflections (Observed)	Observed Criterion Sigma (F)	Observed Criterion Sigma (I)	B (Isotropic) From Wilson Plot
1	2.25	19.1					22690

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MIR	THROUGHOUT	2.25	19.07	21485	1127	99.66	0.21925	0.21668	0.26943	RANDOM	47.148

Temperature Factor Modeling
Anisotropic B[1][1]	Anisotropic B[1][2]	Anisotropic B[1][3]	Anisotropic B[2][2]	Anisotropic B[2][3]	Anisotropic B[3][3]
-0.01			-0.01		0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.383
r_dihedral_angle_4_deg	23.308
r_dihedral_angle_3_deg	16.805
r_dihedral_angle_1_deg	6.336
r_scangle_it	2.971
r_scbond_it	1.89
r_mcangle_it	1.742
r_angle_refined_deg	1.32
r_mcbond_it	0.934
r_nbtor_refined	0.314

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.383
r_dihedral_angle_4_deg	23.308
r_dihedral_angle_3_deg	16.805
r_dihedral_angle_1_deg	6.336
r_scangle_it	2.971
r_scbond_it	1.89
r_mcangle_it	1.742
r_angle_refined_deg	1.32
r_mcbond_it	0.934
r_nbtor_refined	0.314
r_symmetry_hbond_refined	0.249
r_nbd_refined	0.214
r_symmetry_vdw_refined	0.198
r_xyhbond_nbd_refined	0.191
r_chiral_restr	0.095
r_bond_refined_d	0.012
r_gen_planes_refined	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2538
Nucleic Acid Atoms
Solvent Atoms	163
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
CCP4	data scaling
SOLVE	phasing

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.