Experiment: 2QEH

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8	298	20 %PEG 6000, 0.1 M Tris HCl, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K

Crystal Properties
Matthews coefficient	Solvent content
2.5	50.8

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 63.358	α = 90
b = 63.358	β = 90
c = 42.617	γ = 90

Symmetry
Space Group	P 43

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	mirrors	2006-12-14	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID	0.9792601	APS	19-ID

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	2.102	63.37	99.5	0.07	16.3	7.9	9976	9976

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	2.102	2.18	98.9		0.409		7.4	997

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	FOURIER SYNTHESIS	THROUGHOUT	2.102	63.37	9972	9972	478	99.61	0.196	0.193	0.238	RANDOM	26.93

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]
0.2			0.2		-0.4

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.202
r_dihedral_angle_4_deg	19.435
r_dihedral_angle_3_deg	14.577
r_scangle_it	8.687
r_dihedral_angle_1_deg	6.395
r_scbond_it	6.3
r_mcangle_it	4.506
r_mcbond_it	3.625
r_angle_refined_deg	0.965
r_symmetry_hbond_refined	0.324

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.202
r_dihedral_angle_4_deg	19.435
r_dihedral_angle_3_deg	14.577
r_scangle_it	8.687
r_dihedral_angle_1_deg	6.395
r_scbond_it	6.3
r_mcangle_it	4.506
r_mcbond_it	3.625
r_angle_refined_deg	0.965
r_symmetry_hbond_refined	0.324
r_nbtor_refined	0.319
r_nbd_refined	0.245
r_xyhbond_nbd_refined	0.209
r_symmetry_vdw_refined	0.158
r_chiral_restr	0.088
r_bond_refined_d	0.008
r_gen_planes_refined	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1193
Nucleic Acid Atoms
Solvent Atoms	121
Heterogen Atoms	13

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
EPICS-based	data collection
HKL-3000	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 R01GM157729.