Experiment: 3ICX

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.7	293	0.8M (NH4)2SO4, 10 mM MgCl2, and 50mM Na cacodylate, pH 6.7, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
3.7	66.78

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 153.645	α = 90
b = 122.126	β = 107.67
c = 71.786	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	MAR CCD 165 mm				SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	BSRF BEAMLINE 3W1A	0.9800	BSRF	3W1A

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	3.1	50	99.4	0.149	10.5	3.9		22817

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	3.1	3.21	99.1		0.475	2.6	3.9

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	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	MOLECULAR REPLACEMENT	THROUGHOUT	PDB entry 2NNW	3.1	20	22738	1169	99.06	0.263	0.261	0.304	RANDOM	23.468

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]
0.93		-0.67	-1.66		0.33

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.259
r_dihedral_angle_3_deg	21.167
r_dihedral_angle_4_deg	19.289
r_dihedral_angle_1_deg	4.641
r_scangle_it	1.469
r_angle_refined_deg	1.154
r_scbond_it	0.818
r_mcangle_it	0.541
r_mcbond_it	0.316
r_nbtor_refined	0.305

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.259
r_dihedral_angle_3_deg	21.167
r_dihedral_angle_4_deg	19.289
r_dihedral_angle_1_deg	4.641
r_scangle_it	1.469
r_angle_refined_deg	1.154
r_scbond_it	0.818
r_mcangle_it	0.541
r_mcbond_it	0.316
r_nbtor_refined	0.305
r_symmetry_vdw_refined	0.242
r_nbd_refined	0.22
r_xyhbond_nbd_refined	0.135
r_chiral_restr	0.081
r_symmetry_hbond_refined	0.039
r_bond_refined_d	0.01
r_gen_planes_refined	0.003

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5361
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms	25

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
MAR345	data collection

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 R01GM133198.