4GFX

Crystal structure of the N-terminal domain of TXNIP

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.5	294	0.75 M sodium/potassium phosphate, 0.1 M HEPES sodium, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 294K

Crystal Properties
Matthews coefficient	Solvent content
2.1	41.47

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 37.431	α = 90
b = 56.621	β = 90
c = 67.66	γ = 90

Symmetry
Space Group	P 21 21 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	173	CCD	ADSC QUANTUM 210		2007-07-10	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	PAL/PLS BEAMLINE 4A	1.0000	PAL/PLS	4A

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	50	97				18976	2	2

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	1.6	1.66	90.5

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	PARTIALLY REFINED STRUCTURE OF MSE-LABELED TXNIP N-TERMINAL DOMAIN	1.6	18.78	17968	972	97.02	0.17423	0.17136	0.22711	RANDOM	25.152

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]
-0.52			1.57		-1.05

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	30.061
r_dihedral_angle_4_deg	14.421
r_dihedral_angle_3_deg	11.963
r_scangle_it	7.977
r_dihedral_angle_1_deg	6.455
r_scbond_it	5.721
r_mcangle_it	3.504
r_mcbond_it	2.624
r_angle_refined_deg	1.129
r_nbtor_refined	0.304
r_symmetry_vdw_refined	0.244
r_nbd_refined	0.189
r_symmetry_hbond_refined	0.127
r_xyhbond_nbd_refined	0.103
r_chiral_restr	0.075
r_bond_refined_d	0.008
r_gen_planes_refined	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1189
Nucleic Acid Atoms
Solvent Atoms	100
Heterogen Atoms	6

Software

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