2QPF

Crystal Structure of Mouse Transthyretin

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4.6	298	25% PEG 2000 MME, 100 mM sodium acetate, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.14	42.62

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 120.511	α = 90
b = 120.511	β = 90
c = 113.186	γ = 120

Symmetry
Space Group	P 31 2 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	95	IMAGE PLATE	RIGAKU RAXIS IV		2007-05-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU FR-E+ DW	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	2.05	30	100	0.076	32.5	10.7	60027	60024			38.8

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	2.05	2.12	100		0.897	2.8		5935

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	pdb code 1dvq	2.05	24.88	60088	59951	3033	99.93	0.20043	0.198	0.24609	RANDOM	37.317

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]
0.86	0.43		0.86		-1.28

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	31.527
r_dihedral_angle_4_deg	16.528
r_dihedral_angle_3_deg	11.099
r_scangle_it	7.825
r_scbond_it	6.232
r_dihedral_angle_1_deg	5.345
r_mcangle_it	4.076
r_mcbond_it	3.441
r_mcbond_other	1.096
r_angle_refined_deg	0.988
r_angle_other_deg	0.731
r_symmetry_hbond_refined	0.202
r_nbd_other	0.176
r_nbd_refined	0.171
r_nbtor_refined	0.169
r_symmetry_vdw_other	0.167
r_xyhbond_nbd_refined	0.121
r_symmetry_vdw_refined	0.106
r_nbtor_other	0.079
r_xyhbond_nbd_other	0.07
r_chiral_restr	0.064
r_bond_refined_d	0.007
r_gen_planes_refined	0.003
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	7133
Nucleic Acid Atoms
Solvent Atoms	347
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
StructureStudio	data collection
HKL-2000	data reduction
HKL-2000	data scaling
PHASER	phasing