Experiment: 7CXA

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3ZSL

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		298	28-35% PEG 4000/6000, 0.1M Tris (pH 7.5 - pH 8.5), 0.1M MgCl2, 0.4M NaSCN

Crystal Properties
Matthews coefficient	Solvent content
1.98	37.86

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 40.843	α = 90
b = 40.843	β = 90
c = 152.631	γ = 120

Symmetry
Space Group	P 31

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	RAYONIX MX-300		2014-09-05	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	CLSI BEAMLINE 08ID-1	0.9795	CLSI	08ID-1

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	1.97	50	99.7	0.063	12.2	4.3		20163

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	1.97	2.04	100		0.738		4.4

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	3ZSL	1.97	32.09	19011	1119	99.62	0.2042	0.2022	0.2351	RANDOM	62.585

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]
20.71			20.71		-41.42

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	40.92
r_dihedral_angle_3_deg	18.262
r_dihedral_angle_4_deg	6.846
r_dihedral_angle_1_deg	5.328
r_angle_refined_deg	1.431
r_angle_other_deg	0.63
r_chiral_restr	0.108
r_bond_refined_d	0.008
r_gen_planes_refined	0.008
r_gen_planes_other	0.001

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	40.92
r_dihedral_angle_3_deg	18.262
r_dihedral_angle_4_deg	6.846
r_dihedral_angle_1_deg	5.328
r_angle_refined_deg	1.431
r_angle_other_deg	0.63
r_chiral_restr	0.108
r_bond_refined_d	0.008
r_gen_planes_refined	0.008
r_gen_planes_other	0.001
r_bond_other_d

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2134
Nucleic Acid Atoms
Solvent Atoms	104
Heterogen Atoms	152

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data scaling
PDB_EXTRACT	data extraction
HKL-2000	data reduction
PHASER	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.