Experiment: 2R18

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5	293	2.5M NaCl 0.1M Sodium Acetate pH 5, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.84	56.68

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 68.316	α = 90
b = 68.316	β = 90
c = 71.295	γ = 90

Symmetry
Space Group	P 41 21 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	CCD	ADSC QUANTUM 315		2006-03-04	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID23-1	1.0397, 1.04, 1.037	ESRF	ID23-1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge 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	2.3	20	92.7	0.077	11.8	6.2	7401	7401

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	2.3	2.38	63.5		0.305		3.4	480

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MAD	THROUGHOUT	2.3	20	7401	7374	344	92.58	0.226	0.224	0.222	0.264	RANDOM	41.016

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]
0.65			0.65		-1.31

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.042
r_dihedral_angle_4_deg	21.806
r_dihedral_angle_3_deg	17.694
r_dihedral_angle_1_deg	5.55
r_scangle_it	2.338
r_scbond_it	1.393
r_angle_refined_deg	1.135
r_mcangle_it	1.063
r_mcbond_it	0.607
r_nbtor_refined	0.289

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.042
r_dihedral_angle_4_deg	21.806
r_dihedral_angle_3_deg	17.694
r_dihedral_angle_1_deg	5.55
r_scangle_it	2.338
r_scbond_it	1.393
r_angle_refined_deg	1.135
r_mcangle_it	1.063
r_mcbond_it	0.607
r_nbtor_refined	0.289
r_symmetry_vdw_refined	0.222
r_nbd_refined	0.198
r_symmetry_hbond_refined	0.188
r_xyhbond_nbd_refined	0.15
r_chiral_restr	0.082
r_bond_refined_d	0.009
r_gen_planes_refined	0.003

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1029
Nucleic Acid Atoms
Solvent Atoms	54
Heterogen Atoms

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
SHARP	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
DNA	data collection

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 R01GM133198.