Experiment: 1XHE

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5.5	277	Ammonium Acetate, MPD, Sodium Citrate, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
4.18	70.2

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 86.695	α = 90
b = 86.695	β = 90
c = 214.71	γ = 120

Symmetry
Space Group	P 65 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	100	CCD	ADSC QUANTUM 4		2003-09-25	M	SINGLE WAVELENGTH
2	1	x-ray	100	CCD	ADSC QUANTUM 4		2003-09-25	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X4A	0.97896	NSLS	X4A
2	SYNCHROTRON	NSLS BEAMLINE X4A	0.97139	NSLS	X4A

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	2.5	74.536	98.3	18.2		17401	17085		-3	31.7

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	2.5	2.59	95.6		2.9		1604

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 (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	Peak-Wavelength Derived Phases	2.5	30	17076	17076	864	98.69	0.21488	0.21488	0.21269	0.25647	RANDOM	42.617

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]
1.41	0.71		1.41		-2.12

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	6.605
r_mcangle_it	3.137
r_scangle_it	2.68
r_mcbond_it	1.763
r_scbond_it	1.647
r_angle_refined_deg	1.615
r_symmetry_hbond_refined	0.254
r_nbd_refined	0.248
r_xyhbond_nbd_refined	0.175
r_symmetry_vdw_refined	0.163

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	6.605
r_mcangle_it	3.137
r_scangle_it	2.68
r_mcbond_it	1.763
r_scbond_it	1.647
r_angle_refined_deg	1.615
r_symmetry_hbond_refined	0.254
r_nbd_refined	0.248
r_xyhbond_nbd_refined	0.175
r_symmetry_vdw_refined	0.163
r_chiral_restr	0.101
r_bond_refined_d	0.017
r_gen_planes_refined	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1921
Nucleic Acid Atoms
Solvent Atoms	69
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
SCALEPACK	data scaling
CNS	refinement
DENZO	data reduction
CNS	phasing

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.