6QMC

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

X-RAY DIFFRACTION

---

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
2.5	50.7

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 103.807	α = 90
b = 103.807	β = 90
c = 56.548	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		2018-03-29	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	1.77	89.9	99.9	0.073	18.2	8.9		34167

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	1.77	1.78	98.4		0.985	1.7

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	1.77	89.9	32395	1745	99.92	0.16028	0.1584	0.19505	RANDOM	30.496

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]
-0.22	-0.11		-0.22		0.71

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	26.687
r_dihedral_angle_4_deg	19.872
r_dihedral_angle_3_deg	12.154
r_dihedral_angle_1_deg	7.534
r_long_range_B_refined	6.056
r_long_range_B_other	5.847
r_scbond_it	2.861
r_scbond_other	2.86
r_mcbond_other	1.551
r_mcbond_it	1.548
r_angle_refined_deg	1.38
r_angle_other_deg	0.511
r_chiral_restr	0.065
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	2219
Nucleic Acid Atoms
Solvent Atoms	366
Heterogen Atoms	19

Software

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