4IKK

Crystal structure of wild-type human transthyretin in complex with sulindac

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	291	10mg/mL wtTTR, 0.2M Calcium chloride, 0.1M HEPES sodium pH 7.5, 28% v/v Polyethylene glycol 400 (Hampton Research's Crystal Screen I, #14), VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
1.99	38.34

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 41.51	α = 90
b = 83.13	β = 90
c = 63.72	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	MAR CCD 165 mm		2008-09-16	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	LNLS BEAMLINE D03B-MX1	1.4250	LNLS	D03B-MX1

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	1.9	83.13	98.1	0.075	0.075	12.2	3.3	17616	17616

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Rrim I (All)	Rpim I (All)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.9	2	94.9		0.368	0.368	0.436	0.232	2.1	3.2	2421

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	1.9	19.76	17615	1043	97.79	0.2023	0.1994	0.2496	RANDOM	25.5027

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]
0.08			-0.64		0.56

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.79
r_dihedral_angle_3_deg	16.479
r_dihedral_angle_4_deg	15.285
r_dihedral_angle_1_deg	5.613
r_scangle_it	2.587
r_scbond_it	1.647
r_angle_refined_deg	1.491
r_mcangle_it	1.242
r_mcbond_it	0.656
r_chiral_restr	0.078
r_bond_refined_d	0.011
r_gen_planes_refined	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1785
Nucleic Acid Atoms
Solvent Atoms	142
Heterogen Atoms	50

Software

Software
Software Name	Purpose
MOSFLM	data reduction
SCALA	data scaling
MOLREP	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
MAR345dtb	data collection