Experiment: 1DQ6

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7	277	2 M ammonium sulphate, 60 mM sodium acetate at pH 7, 3% PEGMe 5000, 1 mM MnCl2, pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 277.0K

Crystal Properties
Matthews coefficient	Solvent content
2.41	48.89

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 63.2	α = 90
b = 87.41	β = 90
c = 89.3	γ = 90

Symmetry
Space Group	I 2 2 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	291	DIFFRACTOMETER	ENRAF-NONIUS FAST		1996-07-28	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	ENRAF-NONIUS FR571

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	1.9	8	87.1	0.088	16.53	4.6	19671	19671		-3	10

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)
1	1.9	2	77.7		0.241	7.69	4.6	2196

Refinement

Statistics
Diffraction ID	Structure Solution Method	Resolution (High)	Resolution (Low)	Cut-off Sigma (I)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION		1.9	8	-3	16969	16969		89	0.186	0.186	0.186		14.35

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]

RMS Deviations
Key	Refinement Restraint Deviation
x_dihedral_angle_d	27.5
x_angle_deg	2.9
x_improper_angle_d	1.7
x_bond_d	0.012

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1809
Nucleic Acid Atoms
Solvent Atoms	125
Heterogen Atoms	2

Software

Software
Software Name	Purpose
MADNESS	data collection
ROTAVATA	data reduction
AMoRE	phasing
X-PLOR	refinement
MADNESS	data reduction
CCP4	data scaling
ROTAVATA	data scaling

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.