1OB9

Holliday Junction Resolving Enzyme

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7.5	293	0.1M HEPES PH 7.5,2.0M AMMONIUM FORMATE,PASSED THROUGH MOTHER LIQUOR WITH 20%ETHYLENE GLYCOL,293K

Crystal Properties
Matthews coefficient	Solvent content
4.07	69.51

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 76.57	α = 90
b = 76.57	β = 90
c = 88.944	γ = 90

Symmetry
Space Group	I 41

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 IMAGE PLATE	OSMIC MIRRORS	2002-09-16	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RU200

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym I (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	30	97.8	0.079	11.9	2.96		50200

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2	2.07	95.9		0.544	2.46

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1OB8	2	27.63	16088	855	97.7	0.2	0.24	RANDOM	35.18

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

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	7.276
r_scangle_it	3.483
r_scbond_it	2.025
r_mcangle_it	1.563
r_angle_refined_deg	1.313
r_mcbond_it	0.852
r_angle_other_deg	0.782
r_symmetry_hbond_refined	0.27
r_nbd_other	0.228
r_nbd_refined	0.211
r_symmetry_vdw_other	0.21
r_xyhbond_nbd_refined	0.208
r_symmetry_vdw_refined	0.107
r_nbtor_other	0.084
r_chiral_restr	0.076
r_bond_refined_d	0.012
r_gen_planes_refined	0.005
r_bond_other_d	0.003
r_gen_planes_other	0.002
r_dihedral_angle_2_deg
r_dihedral_angle_3_deg
r_dihedral_angle_4_deg
r_nbtor_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	995
Nucleic Acid Atoms
Solvent Atoms	151
Heterogen Atoms	25

Software

Software
Software Name	Purpose
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling
MOLREP	phasing