Experiment: 3VTU

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	5.6	293	2.0M Ammonium sulfate, 0.1M Tri-sodium citrate, 0.2M Potassium sodium tartrate, pH 5.6, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
1.95	36.89

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 34.68	α = 90
b = 53.55	β = 90
c = 61.02	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	ADSC QUANTUM 210		2010-11-18	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	PHOTON FACTORY BEAMLINE AR-NW12A	1.0000	Photon Factory	AR-NW12A

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	1.6	22.91	99	0.063	22.1			15380

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	1.6	1.69	98.5		0.373	5.5		2184

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 3ECI	1.6	22.91	14550	775	98.43	0.1835	0.18109	0.23121	RANDOM	17.097

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]
0.67			-0.45		-0.22

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	31.304
r_dihedral_angle_4_deg	23.393
r_dihedral_angle_3_deg	12.6
r_scangle_it	6.238
r_dihedral_angle_1_deg	6.193
r_scbond_it	4.055
r_mcangle_it	2.701
r_angle_refined_deg	2.364
r_mcbond_it	1.596
r_chiral_restr	0.178

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	31.304
r_dihedral_angle_4_deg	23.393
r_dihedral_angle_3_deg	12.6
r_scangle_it	6.238
r_dihedral_angle_1_deg	6.193
r_scbond_it	4.055
r_mcangle_it	2.701
r_angle_refined_deg	2.364
r_mcbond_it	1.596
r_chiral_restr	0.178
r_bond_refined_d	0.027
r_gen_planes_refined	0.014

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1015
Nucleic Acid Atoms
Solvent Atoms	108
Heterogen Atoms	25

Software

Software
Software Name	Purpose
MOLREP	phasing
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling

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.