4RVL

CHK1 kinase domain with diazacarbazole compound 7: 3-(2-hydroxyphenyl)-9H-pyrrolo[2,3-b:5,4-c']dipyridine-6-carbonitrile

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1ZYS

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
2.49	50.54

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 44.902	α = 90
b = 65.73	β = 94.03
c = 57.787	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 HF	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	50	99.4	0.049	26.3	3.6	28684	28518		-3	24

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	28684	27091	1427	99.38	0.19	0.18414	0.18242	0.21559	RANDOM	30.096

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]
-0.85		0.18	0.91		-0.03

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.106
r_dihedral_angle_3_deg	12.458
r_dihedral_angle_4_deg	12.147
r_dihedral_angle_1_deg	5.371
r_scangle_it	3.808
r_mcangle_it	3.45
r_mcbond_it	3.012
r_scbond_it	2.814
r_angle_refined_deg	1.316
r_angle_other_deg	0.859
r_mcbond_other	0.521
r_symmetry_vdw_other	0.281
r_symmetry_vdw_refined	0.204
r_nbd_refined	0.198
r_nbd_other	0.184
r_nbtor_refined	0.174
r_symmetry_hbond_refined	0.145
r_xyhbond_nbd_refined	0.13
r_nbtor_other	0.082
r_chiral_restr	0.069
r_bond_refined_d	0.01
r_gen_planes_refined	0.004
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2101
Nucleic Acid Atoms
Solvent Atoms	149
Heterogen Atoms	22

Software

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