1III

CRYSTAL STRUCTURE OF THE TRANSTHYRETIN MUTANT TTR Y114C-DATA COLLECTED AT ROOM TEMPERATURE

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5	298	2M ammonium sulphate, 0.1M sodium citrate, 2% PEG 200, 1% BME, pH 5.0, VAPOR DIFFUSION, HANGING DROP at 298K, temperature 298.0K

Crystal Properties
Matthews coefficient	Solvent content
2.24	45.04

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 43.517	α = 90
b = 86.14	β = 90
c = 65.554	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	298	IMAGE PLATE	MACSCIENCE		1998-09-03	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	ENRAF-NONIUS	1.5418

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	2	20	98.5	0.091	8.9	5.3	17049	17049			16.7

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	2	2.07	97.2		0.398	4.3	5.3	1661

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	FOURIER SYNTHESIS	THROUGHOUT	PDB ENTRY 1F41	2	19.54	15298	15298	1721	100	0.201	0.201	0.1971	0.235	RANDOM	19.88

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]
0.03			-0.41		0.38

RMS Deviations
Key	Refinement Restraint Deviation
p_multtor_nbd	16.821
p_singtor_nbd	3.5
p_scangle_it	3.373
p_scbond_it	1.926
p_mcangle_it	1.419
p_angle_d	1.212
p_mcbond_it	0.731
p_xhyhbond_nbd	0.201
p_xyhbond_nbd	0.168
p_chiral_restr	0.074
p_bond_d	0.008
p_plane_restr	0.004
p_planar_d
p_hb_or_metal_coord
p_planar_tor
p_staggered_tor
p_orthonormal_tor
p_transverse_tor
p_special_tor

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1766
Nucleic Acid Atoms
Solvent Atoms	141
Heterogen Atoms	24

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
REFMAC	refinement