4DBN

Crystal Structure of the Kinase domain of Human B-raf with a [1,3]thiazolo[5,4-b]pyridine derivative

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.3	293	9.6% PEG 8000, 0.8M LiCl, 100 mM Tris, pH 8.3, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
3.5	64.87

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 111.04	α = 90
b = 111.04	β = 90
c = 146.844	γ = 90

Symmetry
Space Group	P 41 21 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	92	CCD	MARMOSAIC 300 mm CCD		2009-07-11	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 23-ID-B	1	APS	23-ID-B

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	3.15	30	100			16557	16557

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	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	3.15	30	16424	16557	825	99.55	0.1984	0.196	0.2434	RANDOM	46.1384

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]
-0.38			-0.38		0.75

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.786
r_dihedral_angle_3_deg	18.536
r_dihedral_angle_4_deg	17.987
r_dihedral_angle_1_deg	5.915
r_angle_refined_deg	1.132
r_scangle_it	1.097
r_angle_other_deg	0.783
r_scbond_it	0.615
r_mcangle_it	0.454
r_mcbond_it	0.233
r_chiral_restr	0.175
r_mcbond_other	0.03
r_bond_refined_d	0.008
r_gen_planes_refined	0.005
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4153
Nucleic Acid Atoms
Solvent Atoms	41
Heterogen Atoms	76

Software

Software
Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data collection
HKL-2000	data reduction
HKL-2000	data scaling
REFMAC	phasing