3P5K

P38 inhibitor-bound

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6	293	10-20%PEG4000, 0.1M cacodylic acid, 50 mM n-octyl-D-glucoside, VAPOR DIFFUSION, HANGING DROP, temperature 293K, pH 6.0

Crystal Properties
Matthews coefficient	Solvent content
2.17	43.24

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 67.95	α = 90
b = 71.08	β = 90
c = 75.55	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		CCD	ADSC QUANTUM 4		2004-03-28	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X4A	1.00935	NSLS	X4A

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	2.09	24.56	99.7		4.7		22196

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	MOLECULAR REPLACEMENT	THROUGHOUT	2.09	24.56	21960	19932	1711	96.51	0.21381	0.20957	0.26531	RANDOM	34.51

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]
1.93			-0.3		-1.63

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.884
r_dihedral_angle_4_deg	22.089
r_dihedral_angle_3_deg	20.299
r_dihedral_angle_1_deg	7.557
r_scangle_it	4.87
r_scbond_it	3.24
r_mcangle_it	2.254
r_angle_refined_deg	1.979
r_mcbond_it	1.308
r_chiral_restr	0.155
r_bond_refined_d	0.023
r_gen_planes_refined	0.009
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2683
Nucleic Acid Atoms
Solvent Atoms	105
Heterogen Atoms	53

Software

Software
Software Name	Purpose
REFMAC	refinement
CNS	refinement
HKL-2000	data reduction
HKL-2000	data scaling
CNS	phasing
ADSC	data collection