Experiment: 4NCQ

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	293	25% PEG 550 MME, 0.05 M CaCl2, 0.1 M Bis-Tris, pH 6.5, vapor diffusion, hanging drop, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.35	47.7

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 59.95	α = 90
b = 110.742	β = 90
c = 111.861	γ = 90

Symmetry
Space Group	C 2 2 21

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	TOROIDAL FOCUSING MIRROR	2007-08-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X6A	0.91840	NSLS	X6A

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (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	2.07	50	89.4	0.068	0.068	8.7	4.4	20104	20104

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	2.07	2.14	90.8		0.648		4.4	2010

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	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	FOURIER SYNTHESIS	THROUGHOUT	PDB 3GX4	2.08	30.93	20025	20025	996	88.43	0.1871	0.1847	0.2375	RANDOM	46.4279

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]
-1.99			-0.33		2.32

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.45
r_dihedral_angle_4_deg	22.527
r_dihedral_angle_3_deg	13.122
r_dihedral_angle_1_deg	4.024
r_angle_refined_deg	0.943
r_angle_other_deg	0.724
r_chiral_restr	0.054
r_bond_refined_d	0.007
r_gen_planes_refined	0.004
r_bond_other_d	0.001

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.45
r_dihedral_angle_4_deg	22.527
r_dihedral_angle_3_deg	13.122
r_dihedral_angle_1_deg	4.024
r_angle_refined_deg	0.943
r_angle_other_deg	0.724
r_chiral_restr	0.054
r_bond_refined_d	0.007
r_gen_planes_refined	0.004
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2647
Nucleic Acid Atoms
Solvent Atoms	180
Heterogen Atoms

Software

Software
Software Name	Purpose
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
DENZO	data reduction

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.