Experiment: 3TTX

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1GGE	PDB ENTRY 1GGE

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	9	293	17% PEG3350, 1.6 M lithium chloride, 0.1 M Tris, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.12	41.92

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 93.5	α = 90
b = 132.96	β = 109.69
c = 122.03	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	MARMOSAIC 225 mm CCD	mirrors	2009-07-14	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	CLSI BEAMLINE 08ID-1	0.97934	CLSI	08ID-1

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	1.74	35.182	97.2	0.106	9.7	3.7	286682	278239	2	2

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	1.74	1.83	89.8		0.458	0.458	1.6	3.3	37423

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	PDB ENTRY 1GGE	1.74	35.182	278239	278239	14075	97.04	0.1477	0.1477	0.1457	0.1849	RANDOM	14.151

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]
-0.05		0.41	-0.09		0.42

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.138
r_dihedral_angle_4_deg	14.99
r_dihedral_angle_3_deg	14.335
r_dihedral_angle_1_deg	6.43
r_scangle_it	4.395
r_scbond_it	2.879
r_angle_refined_deg	2.029
r_mcangle_it	1.842
r_mcbond_it	1.15
r_chiral_restr	0.186

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.138
r_dihedral_angle_4_deg	14.99
r_dihedral_angle_3_deg	14.335
r_dihedral_angle_1_deg	6.43
r_scangle_it	4.395
r_scbond_it	2.879
r_angle_refined_deg	2.029
r_mcangle_it	1.842
r_mcbond_it	1.15
r_chiral_restr	0.186
r_bond_refined_d	0.027
r_gen_planes_refined	0.013

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	22956
Nucleic Acid Atoms
Solvent Atoms	2856
Heterogen Atoms	172

Software

Software
Software Name	Purpose
SCALA	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
MxDC	data collection
MOSFLM	data reduction
REFMAC	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.