Experiment: 2HRO

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8.5	293	30% PEG 4000, 0.2 M Li2SO4 and 0.1 M Tris-HCl pH8.5 and 0.2 l of additive solution (solution No 11 of Hampton Crystal Screen, Hampton Research, VAPOR DIFFUSION, HANGING DROP, temperature 293K
2	VAPOR DIFFUSION, SITTING DROP	8.5	293	30% PEG 4000, 0.2 sodium malonate and 0.1 M Tris-HCl at pH of 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 173.364	α = 90
b = 46.852	β = 101.46
c = 85.297	γ = 90

Symmetry
Space Group	C 1 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	ADSC QUANTUM 4		2002-12-02	M	SINGLE WAVELENGTH
2	1	x-ray	100	CCD	MAR CCD 130 mm		2003-04-28	M	MAD
1,2	1

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-2	0.933	ESRF	ID14-2
2	SYNCHROTRON	ESRF BEAMLINE BM14	1.71, 1.71, 0.976	ESRF	BM14

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	34.86	97.4			23570	23570

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	2.5	2.6	93.9

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 (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	MAD	THROUGHOUT	2.5	34.86	23570	23570	1179	99.7	0.2151	0.2151	0.215	0.22	0.267	0.27	RANDOM	67.9

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]
-27.671		-3.691	3.504		24.167

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	21.8
c_scangle_it	3.2
c_mcangle_it	2.5
c_scbond_it	2.16
c_mcbond_it	1.46
c_angle_deg	1.18
c_improper_angle_d	0.76
c_bond_d	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4070
Nucleic Acid Atoms
Solvent Atoms	172
Heterogen Atoms	5

Software

Software
Software Name	Purpose
XDS	data scaling
SOLVE	phasing
CNS	refinement
XDS	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.