Experiment: 3EZN

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1X19	1x19 modified with ccp4 chainsaw

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.5	290	EMERALD CRYO B-4: 100MM MES PH 6.0, 5% PEG 1000, 10% GLYCEROL, 30% PEG 600, PH 7.5, VAPOR DIFFUSION, TEMPERATURE 298K, pH 7.50, VAPOR DIFFUSION, SITTING DROP, temperature 290K

Crystal Properties
Matthews coefficient	Solvent content
2.06	40.37

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 44.94	α = 107.11
b = 49.08	β = 91.19
c = 62.11	γ = 107.81

Symmetry
Space Group	P 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	SATURN 944		2008-09-26	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU MICROMAX-007 HF

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (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	50	93.7	0.041	0.041	25.7	3.74	26261	26261		-3	22.93

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.1	2.15	83.2		0.137	0.137	9.9	3.6	1736

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	1x19 modified with ccp4 chainsaw	2.1	50	26261	26261	1315	93.8	0.152	0.152	0.15	0.204	RANDOM	14.88

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]
0.49	0.36	-0.4	-0.15	0.18	-0.03

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.452
r_dihedral_angle_4_deg	16.651
r_dihedral_angle_3_deg	13.351
r_dihedral_angle_1_deg	6.721
r_scangle_it	4.29
r_scbond_it	2.737
r_mcangle_it	1.69
r_angle_refined_deg	1.65
r_angle_other_deg	0.979
r_mcbond_it	0.96

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.452
r_dihedral_angle_4_deg	16.651
r_dihedral_angle_3_deg	13.351
r_dihedral_angle_1_deg	6.721
r_scangle_it	4.29
r_scbond_it	2.737
r_mcangle_it	1.69
r_angle_refined_deg	1.65
r_angle_other_deg	0.979
r_mcbond_it	0.96
r_mcbond_other	0.275
r_chiral_restr	0.106
r_bond_refined_d	0.02
r_gen_planes_refined	0.009
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3703
Nucleic Acid Atoms
Solvent Atoms	365
Heterogen Atoms	37

Software

Software
Software Name	Purpose
StructureStudio	data collection
PHASER	phasing
REFMAC	refinement
XDS	data reduction
XSCALE	data scaling

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.