5GIT

BTB domain of KEAP1 in complex with XX3

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	EVAPORATION		293	0.2 M lithium acetate, 16% PEG 3350

Crystal Properties
Matthews coefficient	Solvent content
2.25	45.45

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 42.45	α = 90
b = 42.45	β = 90
c = 265.15	γ = 120

Symmetry
Space Group	P 65 2 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	CCD	ADSC QUANTUM 315r		2016-06-19	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRF BEAMLINE BL17U	0.987	SSRF	BL17U

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	2.19	36.76	99.5	17.2	11.8		8098

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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		THROUGHOUT	2.19	36.76	7638	439	99.24	0.21969	0.21631	0.27809	RANDOM	58.168

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	-0.01		-0.03		0.08

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.589
r_dihedral_angle_4_deg	26.534
r_dihedral_angle_3_deg	18.684
r_long_range_B_other	11.047
r_long_range_B_refined	11.046
r_scangle_other	8.7
r_mcangle_other	7.609
r_mcangle_it	7.606
r_dihedral_angle_1_deg	6.242
r_scbond_it	5.758
r_scbond_other	5.754
r_mcbond_it	5.086
r_mcbond_other	5.046
r_angle_refined_deg	1.782
r_angle_other_deg	0.891
r_chiral_restr	0.103
r_bond_refined_d	0.015
r_gen_planes_refined	0.009
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1014
Nucleic Acid Atoms
Solvent Atoms	32
Heterogen Atoms	26

Software

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