1SOQ

Crystal structure of the transthyretin mutant A108Y/L110E solved in space group C2

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		6	291	Tris, PEG550MME, ammonium sulfate, sodium citrate, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 291K, pH 6.00

Crystal Properties
Matthews coefficient	Solvent content
2.3	46.53

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 101.287	α = 90
b = 67.524	β = 112.59
c = 80.978	γ = 90

Symmetry
Space Group	C 1 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	100	IMAGE PLATE	MAC Science DIP-2030			M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	ENRAF-NONIUS FR591

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	2.1	20	95.4	0.077	13.8	4.7		29735

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	2.1	2.17	92.7		0.407	2.7

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 ENTRY 1SOK	2.1	20	29735	28177	1423		0.212	0.21	0.246	RANDOM	22.25

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
r_dihedral_angle_3_deg	17.824
r_dihedral_angle_1_deg	3.544
r_scangle_it	2.856
r_scbond_it	1.721
r_mcangle_it	1.364
r_angle_refined_deg	1.251
r_angle_other_deg	0.755
r_mcbond_it	0.736
r_nbd_other	0.22
r_nbd_refined	0.214
r_symmetry_vdw_other	0.182
r_symmetry_hbond_refined	0.161
r_symmetry_vdw_refined	0.15
r_xyhbond_nbd_refined	0.125
r_chiral_restr	0.075
r_xyhbond_nbd_other	0.033
r_bond_refined_d	0.01
r_gen_planes_refined	0.004
r_gen_planes_other	0.002
r_bond_other_d	0.001
r_dihedral_angle_2_deg
r_dihedral_angle_4_deg
r_nbtor_refined
r_nbtor_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3602
Nucleic Acid Atoms
Solvent Atoms	157
Heterogen Atoms

Software

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