Experiment: 4TW7

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	4TW6

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	293	28 % PEG-3350, 0.2 M NH4-acetate and 0.1 M HEPES-NaOH pH 7.5

Crystal Properties
Matthews coefficient	Solvent content
2.04	39.6

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 49.262	α = 90
b = 60.934	β = 90
c = 38.059	γ = 90

Symmetry
Space Group	P 21 21 2

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 315r		2011-06-12	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID23-1	0.979	ESRF	ID23-1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym I (Observed)	Rrim I (All)	Rpim I (All)	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	1.25	38.32	92.4	0.046	0.046	0.053	0.027	15.8	3.5	29892	29892			8.392

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Rpim I (All)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.25	1.32	63.7		0.406	0.406	0.298	1.9	2.5	2935

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	4TW6	1.25	20	29859	1523	92.07	0.1313	0.1289	0.1743	RANDOM	13.462

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]
0.44			-0.34		-0.11

RMS Deviations
Key	Refinement Restraint Deviation
r_sphericity_free	36.563
r_dihedral_angle_2_deg	30.163
r_dihedral_angle_4_deg	15.735
r_sphericity_bonded	11.63
r_dihedral_angle_3_deg	11.466
r_dihedral_angle_1_deg	8.362
r_rigid_bond_restr	5.046
r_angle_refined_deg	2.209
r_angle_other_deg	0.921
r_chiral_restr	0.134

RMS Deviations
Key	Refinement Restraint Deviation
r_sphericity_free	36.563
r_dihedral_angle_2_deg	30.163
r_dihedral_angle_4_deg	15.735
r_sphericity_bonded	11.63
r_dihedral_angle_3_deg	11.466
r_dihedral_angle_1_deg	8.362
r_rigid_bond_restr	5.046
r_angle_refined_deg	2.209
r_angle_other_deg	0.921
r_chiral_restr	0.134
r_bond_refined_d	0.022
r_gen_planes_refined	0.012
r_bond_other_d	0.002
r_gen_planes_other	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	969
Nucleic Acid Atoms
Solvent Atoms	215
Heterogen Atoms	58

Software

Software
Software Name	Purpose
SCALA	data scaling
MOLREP	phasing
PDB_EXTRACT	data extraction
REFMAC	refinement
XDS	data reduction
XSCALE	data reduction

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.