4RVK

CHK1 kinase domain with diazacarbazole compound 8: N-[3-(6-cyano-9H-pyrrolo[2,3-b:5,4-c']dipyridin-3-yl)phenyl]acetamide

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.4	292	HEPES, isopropanol, PEG 8000, pH 7.4, VAPOR DIFFUSION, SITTING DROP, temperature 292K

Crystal Properties
Matthews coefficient	Solvent content
2.5	50.85

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 44.989	α = 90
b = 65.906	β = 93.92
c = 57.875	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	110	CCD	RIGAKU SATURN 944+		2008-11-07	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU MICROMAX-007	1.5418

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	1.84	20	92.9	0.082	15.8	3.5	29180	27108		-3	26.5

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (I)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1ZYS	1.85	20	-3	29180	25760	1348	93.79	0.26	0.25547	0.25306	0.29882	RANDOM	25.424

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]
0.6		0.06	1.01		-1.59

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.326
r_dihedral_angle_4_deg	14.857
r_dihedral_angle_3_deg	14.019
r_dihedral_angle_1_deg	6.156
r_mcangle_it	4.713
r_scangle_it	4.591
r_mcbond_it	4.007
r_scbond_it	3.651
r_angle_refined_deg	1.588
r_angle_other_deg	0.963
r_mcbond_other	0.922
r_symmetry_vdw_refined	0.253
r_symmetry_vdw_other	0.247
r_nbd_refined	0.21
r_nbd_other	0.19
r_nbtor_refined	0.176
r_symmetry_hbond_refined	0.168
r_xyhbond_nbd_refined	0.131
r_chiral_restr	0.088
r_nbtor_other	0.082
r_bond_refined_d	0.016
r_gen_planes_refined	0.006
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2144
Nucleic Acid Atoms
Solvent Atoms	84
Heterogen Atoms	25

Software

Software
Software Name	Purpose
JDirector	data collection
AMoRE	phasing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling