Experiment: 4PM1

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6.2	293	Protein: 5 mg/ml TTR dialysed against 0.1 M NaCl, 0.05M Na acetate, pH 5.5. Precipitant:: 70% (30% PEG 4000, 0.2M imidazole malate, pH 6.0) 30% (18% monomethyl PEG 2000, 0.1 M sodium cacodylate, pH 6.5). Cryoprotectant: 40% (25 % diethylene glycol + 12.5 % MPD + 37.5 % 2,3-butanediol + 12.5 % 1,4-dioxane) 50% (12.5% MPEG 5K, 25% MPEG 550) 0.1 M (mixed Na propionate, Na cacodylate, Bis-Tris-propane 50% at pH 4.0 and 50% pH 9.5)

Crystal Properties
Matthews coefficient	Solvent content
2.14	42.53

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 43.202	α = 90
b = 86.134	β = 90
c = 63.395	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	PIXEL	DECTRIS PILATUS 6M		2014-01-30	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID23-1	0.87	ESRF	ID23-1

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	1.23	43.067	98	0.118	0.111	11.73	9.32	69505	68116		-3

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	1.23	1.27	96.4		1.22	1.88	9.58

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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	3GS4	1.23	43.067	1.34	68063	3416	98	0.1784	0.1767	0.2106	Random

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]

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	16.062
f_angle_d	1.304
f_chiral_restr	0.05
f_bond_d	0.007
f_plane_restr	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1794
Nucleic Acid Atoms
Solvent Atoms	334
Heterogen Atoms	50

Software

Software
Software Name	Purpose
PHENIX	refinement
REFMAC	refinement
Coot	model building
XDS	data scaling
XSCALE	data scaling
ADSC	data collection

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.