6QMK

Small molecule inhibitor of the KEAP1-NRF2 protein-protein interaction

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5.6	293	0.3M (NH4)2SO4 1M Li2SO4 0.1M pH=5.6 Na3 citrate/HCl

Crystal Properties
Matthews coefficient	Solvent content
2.48	50.39

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 103.651	α = 90
b = 103.651	β = 90
c = 56.359	γ = 120

Symmetry
Space Group	P 61

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	PIXEL	DECTRIS EIGER X 1M		2018-03-27	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU FR-X	1.54178

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	Rrim I (All)	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	1.72	89.76	97.4	0.05	24.3	7.2		37059

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Rrim I (All)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.716	1.72	78.9		0.608

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	FOURIER SYNTHESIS	THROUGHOUT	1.72	89.76	34183	1841	97.21	0.16384	0.16187	0.20077	RANDOM	27.819

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]
-0.31	-0.15		-0.31		1

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	25.882
r_dihedral_angle_4_deg	21.798
r_dihedral_angle_3_deg	10.736
r_dihedral_angle_1_deg	7.697
r_long_range_B_refined	5.917
r_long_range_B_other	5.774
r_scbond_it	2.697
r_scbond_other	2.695
r_mcbond_other	1.43
r_mcbond_it	1.427
r_angle_refined_deg	1.374
r_angle_other_deg	0.506
r_chiral_restr	0.067
r_bond_refined_d	0.009
r_bond_other_d	0.001
r_gen_planes_refined	0.001
r_gen_planes_other
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_mcangle_it
r_mcangle_other
r_scangle_it
r_scangle_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2226
Nucleic Acid Atoms
Solvent Atoms	358
Heterogen Atoms	39

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
Aimless	data scaling
REFMAC	phasing