5DKF

Reaction of phosphorylated CheY with imidazole 3 of 3

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8.4	293	MnCl2, BeCl2, NaF, imidazole, Tris, ammonium sulfate, glycerol.

Crystal Properties
Matthews coefficient	Solvent content
4.18	70.55

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 53.58	α = 90
b = 53.74	β = 90
c = 162.61	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	100	CCD	RAYONIX MX300-HS		2014-10-14	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 22-ID	1.0	APS	22-ID

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	1.94	81.3	99.6	16	7.2		37450

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	1.94	81.3	33866	1790	99.99	0.1579	0.1569	0.1775	RANDOM	22.423

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]
0.83			0.23		-1.06

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.405
r_dihedral_angle_4_deg	11.972
r_dihedral_angle_3_deg	10.963
r_dihedral_angle_1_deg	5.491
r_angle_refined_deg	1.672
r_mcangle_it	1.461
r_angle_other_deg	1.316
r_mcbond_it	1.01
r_mcbond_other	1.008
r_chiral_restr	0.123
r_bond_refined_d	0.017
r_gen_planes_refined	0.009
r_bond_other_d	0.007
r_gen_planes_other	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1962
Nucleic Acid Atoms
Solvent Atoms	304
Heterogen Atoms	82

Software

Software
Software Name	Purpose
Aimless	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
XDS	data reduction
O	model building