4QXV

CRYSTAL STRUCTURE of HUMAN TRANSTHYRETIN IN COMPLEX WITH LUTEOLIN AT 1.1 A RESOLUTION

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		5.5	291	WT-TTR CONCENTRATION WAS 5 MG/ML IN 10 MM SODIUMPHOSPHATE PH 7.6, 100 MM POTASSIUMCLORIDE. WT-TTR WAS CO-CRYSTALLIZED AT ROOM TEMPERATURE WITH 5 MOLAR EXCESS OF LUTEOLIN IN 3.5% V/V GLYCEROL AND 1.3-1.6 M SODIUM CITRATE AT PH 5.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 291K

Crystal Properties
Matthews coefficient	Solvent content
2.13	42.24

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 42.694	α = 90
b = 85.914	β = 90
c = 63.994	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	PSI PILATUS 6M	TOROIDAL MIRROR	2013-07-11	M	SINGLE WAVELENGTH

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

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge 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	1.12	38.2	99.9	0.047	17.3	5.5		91106		1

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	1.12	1.16	99.9		0.36	0.58	3.49	5.5

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	1F41	1.12	35.52	1.34	91106	91041	4564	99.9	0.134	0.133	0.152

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	13.178
f_angle_d	1.432
f_chiral_restr	0.086
f_bond_d	0.01
f_plane_restr	0.009

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1785
Nucleic Acid Atoms
Solvent Atoms	271
Heterogen Atoms	61

Software

Software
Software Name	Purpose
DNA	data collection
MOLREP	phasing
PHENIX	refinement
XDS	data reduction
SCALA	data scaling

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.