6OQ3

Crystal Structure of the Ternary Complex of KRIT1 bound to both the Rap1 GTPase and HKi2

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		293	20-25% PEG 3,350, 100 mM Tris, pH 8.5, 100 mM KCl

Crystal Properties
Matthews coefficient	Solvent content
2.31	46.8

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 57.11	α = 90
b = 76.83	β = 92.281
c = 58.21	γ = 90

Symmetry
Space Group	P 1 21 1

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		2017-12-13	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 5.0.3	0.976484	ALS	5.0.3

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	CC (Half)	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	1.85	46.4	98.6	0.046	0.999	16.49	3.78		42373

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.85	1.96			1.406	0.78

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 (All)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	4hdo	1.85	46.374	42373	2119	98.592	0.247	0.2444	0.2923	52.232

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]
-0.026		-0.073	0.19		-0.158

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.554
r_dihedral_angle_4_deg	20.275
r_dihedral_angle_3_deg	19.141
r_lrange_it	7.276
r_dihedral_angle_1_deg	6.756
r_mcangle_it	4.165
r_scangle_it	3.902
r_mcbond_it	2.431
r_scbond_it	2.327
r_angle_refined_deg	1.19
r_symmetry_xyhbond_nbd_refined	0.446
r_nbtor_refined	0.314
r_symmetry_nbd_refined	0.251
r_nbd_refined	0.218
r_xyhbond_nbd_refined	0.154
r_chiral_restr	0.092
r_metal_ion_refined	0.057
r_gen_planes_refined	0.005
r_bond_refined_d	0.003

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3835
Nucleic Acid Atoms
Solvent Atoms	33
Heterogen Atoms	46

Software

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