Experiment: 2HQU

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1Q5U	PDB entry 1Q5U truncated at residue 146

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	293	18-20% PEG 3350, 0.1M Na-Hepes, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
1.68	26.93

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 65.409	α = 90
b = 71.773	β = 90
c = 76.475	γ = 90

Symmetry
Space Group	P 21 21 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	MAR CCD 165 mm	mirror		M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	EMBL/DESY, HAMBURG BEAMLINE X11	0.8124	EMBL/DESY, HAMBURG	X11

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	2.1	20	99.1	0.116	9.21	1.2	21420	21420		-3	28.8

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.1	2.2	99		0.33	3.69	1.2	2736

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	MOLECULAR REPLACEMENT	THROUGHOUT	PDB entry 1Q5U truncated at residue 146	2.2	20	17739	17739	945	99.11	0.20223	0.20223	0.19968	0.25065	RANDOM	20.252

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]
-2.1			-0.92		3.02

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.176
r_dihedral_angle_4_deg	22.048
r_dihedral_angle_3_deg	17.468
r_dihedral_angle_1_deg	6.536
r_scangle_it	2.256
r_scbond_it	1.571
r_angle_refined_deg	1.415
r_mcangle_it	0.863
r_mcbond_it	0.497
r_nbtor_refined	0.315

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.176
r_dihedral_angle_4_deg	22.048
r_dihedral_angle_3_deg	17.468
r_dihedral_angle_1_deg	6.536
r_scangle_it	2.256
r_scbond_it	1.571
r_angle_refined_deg	1.415
r_mcangle_it	0.863
r_mcbond_it	0.497
r_nbtor_refined	0.315
r_symmetry_vdw_refined	0.283
r_nbd_refined	0.21
r_xyhbond_nbd_refined	0.187
r_symmetry_hbond_refined	0.179
r_metal_ion_refined	0.118
r_chiral_restr	0.086
r_bond_refined_d	0.012
r_gen_planes_refined	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3022
Nucleic Acid Atoms
Solvent Atoms	152
Heterogen Atoms	89

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XSCALE	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.