2QO2

Human EphA3 kinase and juxtamembrane region, dephosphorylated, apo structure

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2GSF	PDB entry 2GSF

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.5	298	20 mg/mL Protein, 25% PEG 3350, 0.2M Ammonium sulfate, 0.1M Hepes, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
1.85	33.55

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 54.449	α = 90
b = 38.359	β = 102.63
c = 76.226	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	200	IMAGE PLATE	RIGAKU RAXIS IV		2006-11-04	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU FR-E+ SUPERBRIGHT

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge 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	1.6	20	45.1	0.032	22.3	1.2		38458

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.6	1.66	19		0.092		1.1	769

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	PDB entry 2GSF	1.6	19.18	37087	1881	90.73	0.177	0.176	0.203	RANDOM	13.738

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]

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.582
r_dihedral_angle_4_deg	13.768
r_dihedral_angle_3_deg	11.462
r_dihedral_angle_1_deg	5.759
r_scangle_it	2.092
r_scbond_it	1.508
r_angle_refined_deg	1.182
r_mcangle_it	0.937
r_angle_other_deg	0.834
r_mcbond_it	0.802
r_nbd_refined	0.215
r_symmetry_vdw_refined	0.209
r_nbd_other	0.178
r_nbtor_refined	0.175
r_symmetry_vdw_other	0.172
r_xyhbond_nbd_refined	0.156
r_mcbond_other	0.13
r_symmetry_hbond_refined	0.127
r_xyhbond_nbd_other	0.092
r_nbtor_other	0.082
r_chiral_restr	0.072
r_bond_refined_d	0.008
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	2349
Nucleic Acid Atoms
Solvent Atoms	335
Heterogen Atoms	4

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
SBC-Collect	data collection
HKL-2000	data reduction
HKL-2000	data scaling