2F7I

Human transthyretin (TTR) complexed with diflunisal analogues- TTR. 2',6'-Difluorobiphenyl-4-carboxylic Acid

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1BMZ	PDB ENTRY 1BMZ

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7	293	AMMONIUM SULFATE, 100 MM KCL, 1 MM EDTA, 10 MM SODIUM PHOSPHATE, SOAKED WITH THE INHIBITOR, pH 7.00, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.16	43.1

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 43.236	α = 90
b = 85.139	β = 90
c = 64.768	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	120	CCD	CCD-PXL-L600		2003-01-05	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RU200

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.6	64.9	99.7	0.085			30717	30717

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.6	1.67	99.87

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	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1BMZ	1.6	64.5	30717	30717	1624	99.68	0.23415	0.23415	0.23319	0.25191	RANDOM	21.587

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]
-0.1			-0.05		0.15

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.421
r_dihedral_angle_3_deg	15.227
r_dihedral_angle_4_deg	13.336
r_dihedral_angle_1_deg	5.556
r_scangle_it	2.785
r_scbond_it	1.968
r_mcangle_it	1.352
r_angle_refined_deg	1.241
r_mcbond_it	1.198
r_angle_other_deg	0.689
r_symmetry_vdw_refined	0.252
r_symmetry_vdw_other	0.195
r_nbd_refined	0.185
r_nbd_other	0.184
r_nbtor_refined	0.178
r_mcbond_other	0.155
r_symmetry_hbond_refined	0.124
r_xyhbond_nbd_refined	0.121
r_nbtor_other	0.081
r_chiral_restr	0.071
r_bond_refined_d	0.008
r_gen_planes_refined	0.004
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_xyhbond_nbd_other
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	1757
Nucleic Acid Atoms
Solvent Atoms	192
Heterogen Atoms	34

Software

Software
Software Name	Purpose
SAINT	data scaling
LSCALE	data reduction
AMoRE	phasing
REFMAC	refinement
SAINT	data reduction
LSCALE	data scaling