Experiment: 2HZH

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5.5	277	The crystallizing solution (volume 6 ml) contained the protein at a concentration of 8 mg/ml in 50 mM sodium citrate, 0.1 M ammonium sulfate, and 12.5% (w/v) PEG 4000 in 0.05M sodium acetate buffer at pH 4.6., pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
5.36	76.86

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 168.93	α = 90
b = 168.93	β = 90
c = 69.35	γ = 120

Symmetry
Space Group	P 3 2 1

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	MAR CCD 165 mm		2006-04-06	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	EMBL/DESY, HAMBURG BEAMLINE BW7B	1.05	EMBL/DESY, HAMBURG	BW7B

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	2.6	145.86	0.9507		5.02		35011

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.6	2.62	95.2

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 (All)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	2.6	145.86	31805	1691	95.07	0.21272	0.21272	0.21135	0.21	0.23792	0.2349	RANDOM	28.797

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]
-0.66	-0.33		-0.66		0.99

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.337
r_dihedral_angle_4_deg	22.799
r_dihedral_angle_3_deg	15.691
r_dihedral_angle_1_deg	6.232
r_angle_refined_deg	1.17
r_scangle_it	1.162
r_scbond_it	0.739
r_mcangle_it	0.684
r_mcbond_it	0.378
r_nbtor_refined	0.312

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3735
Nucleic Acid Atoms
Solvent Atoms	116
Heterogen Atoms	73

Software

Software
Software Name	Purpose
REFMAC	refinement
MAR345	data collection
XDS	data reduction
XDS	data scaling
MOLREP	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.