3C4C

B-Raf Kinase in Complex with PLX4720

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6	277	100mM BisTris at pH 6.0, 12.5% 2,5-hexanediol, and 12% PEG3350, VAPOR DIFFUSION, HANGING DROP, temperature 277.0K

Crystal Properties
Matthews coefficient	Solvent content
2.35	47.67

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 51.574	α = 90
b = 105.502	β = 90
c = 110.15	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	295	CCD	ADSC QUANTUM 210		2006-04-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 8.3.1	1.1	ALS	8.3.1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym I (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	2.57	50	99.7	0.105	4.9	4.6		19778	1	1

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	2.57	2.75	100		0.562	1.3	4.7

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	MOLECULAR REPLACEMENT	THROUGHOUT	2.57	50	18805	952	99.72	0.26078	0.25859	0.30334	RANDOM	18.647

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]
4.04			-1.78		-2.26

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	9.266
r_angle_refined_deg	2.059
r_scangle_it	2.053
r_scbond_it	1.359
r_angle_other_deg	1.052
r_mcangle_it	0.82
r_mcbond_it	0.492
r_xyhbond_nbd_refined	0.266
r_symmetry_vdw_other	0.251
r_nbd_refined	0.242
r_nbd_other	0.241
r_symmetry_hbond_refined	0.212
r_symmetry_vdw_refined	0.192
r_chiral_restr	0.176
r_nbtor_other	0.094
r_bond_refined_d	0.021
r_gen_planes_refined	0.006
r_gen_planes_other	0.004
r_bond_other_d	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4112
Nucleic Acid Atoms
Solvent Atoms	153
Heterogen Atoms	54

Software

Software
Software Name	Purpose
REFMAC	refinement
Blu-Ice	data collection
MOSFLM	data reduction
SCALA	data scaling
CCP4	phasing