Experiment: 2EW1

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1YU9	1YU9.pdb

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.5	298	30% PEG 4K, 0.2M MgCl2, 0.1 M Tris-HCl 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.26	45.51

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 43.002	α = 90
b = 57.955	β = 90
c = 82.921	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	IMAGE PLATE	RIGAKU RAXIS IV		2005-10-28	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU	1.54

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	50	99.7	0.088	47.2	6.6	14546	14546	1	1

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	2	2.07	100		0.4	10.13	6.4	1433

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1YU9.pdb	2	47.51	1	13738	727	99.44	0.23662	0.23406	0.23	0.28423	0.25	RANDOM	26.986

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]
-0.61			-1.08		1.68

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.475
r_dihedral_angle_4_deg	23.104
r_dihedral_angle_3_deg	19.566
r_dihedral_angle_1_deg	6.82
r_scangle_it	4.925
r_scbond_it	3.297
r_angle_refined_deg	2.116
r_mcangle_it	2.032
r_mcbond_it	1.354
r_nbtor_refined	0.304

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.475
r_dihedral_angle_4_deg	23.104
r_dihedral_angle_3_deg	19.566
r_dihedral_angle_1_deg	6.82
r_scangle_it	4.925
r_scbond_it	3.297
r_angle_refined_deg	2.116
r_mcangle_it	2.032
r_mcbond_it	1.354
r_nbtor_refined	0.304
r_symmetry_vdw_refined	0.284
r_nbd_refined	0.251
r_symmetry_hbond_refined	0.2
r_xyhbond_nbd_refined	0.187
r_chiral_restr	0.176
r_bond_refined_d	0.023
r_metal_ion_refined	0.021
r_gen_planes_refined	0.009

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1378
Nucleic Acid Atoms
Solvent Atoms	106
Heterogen Atoms	33

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
SCALEPACK	data scaling
MOLREP	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.