Experiment: 3SQN

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.5	294	2.0 M ammonium sulfate, 0.1 M Tris-HCl, pH 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 294K

Crystal Properties
Matthews coefficient	Solvent content
2.55	51.75

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 63.803	α = 90
b = 101.759	β = 96.75
c = 89.902	γ = 90

Symmetry
Space Group	P 1 21 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 210r		2011-02-23	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-BM	0.9792	APS	19-BM

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	2.32	36.2	97.5	0.07	9.8	5.1	48502	48502			58

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	2.32	2.36	81		0.627	2.1	3.9	2006

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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	2.31	36.17	48431	48431	2437	97.16	0.2266	0.2266	0.2237	0.282	RANDOM	57.8465

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]
0.34		-2.69	-0.66		-0.31

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.309
r_dihedral_angle_3_deg	19.609
r_dihedral_angle_4_deg	19.107
r_dihedral_angle_1_deg	7.347
r_scangle_it	3.892
r_scbond_it	2.408
r_mcangle_it	1.672
r_angle_refined_deg	1.651
r_angle_other_deg	0.971
r_mcbond_it	0.893

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.309
r_dihedral_angle_3_deg	19.609
r_dihedral_angle_4_deg	19.107
r_dihedral_angle_1_deg	7.347
r_scangle_it	3.892
r_scbond_it	2.408
r_mcangle_it	1.672
r_angle_refined_deg	1.651
r_angle_other_deg	0.971
r_mcbond_it	0.893
r_mcbond_other	0.183
r_chiral_restr	0.092
r_bond_refined_d	0.018
r_gen_planes_refined	0.008
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	7039
Nucleic Acid Atoms
Solvent Atoms	39
Heterogen Atoms

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
SBC-Collect	data collection
HKL-3000	data reduction
HKL-3000	data scaling
PHENIX	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.