8OYZ

Structure of the Histidine Kinase CheA ATP-Binding domain in complex with compound ODDHK10

X-RAY DIFFRACTION

---

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1I58

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	5	294.15	PEG 8000 30% Ammonium acetate 0.6 M Sodium acetate 0.065 M ph 4.5

Crystal Properties
Matthews coefficient	Solvent content
1.91	35.45

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 40.958	α = 90
b = 59.133	β = 97.041
c = 66.837	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	100	PIXEL	DECTRIS PILATUS 6M		2019-04-03	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALBA BEAMLINE XALOC	0.979510	ALBA	XALOC

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	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	1.85	66.333	98.5	0.064	0.076	0.041	0.998	23.1	6.6		26744

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.85	1.898			0.161	0.193	0.105	0.991		6.6

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 (All)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	1.85	66.333	26729	1282	98.352	0.193	0.1902	0.2424	19.086

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]
-0.089		-0.049	-0.855		0.927

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_6_deg	16.458
r_dihedral_angle_3_deg	15.29
r_dihedral_angle_2_deg	13.653
r_lrange_it	6.559
r_lrange_other	6.538
r_dihedral_angle_1_deg	5.861
r_scangle_it	5.124
r_scangle_other	5.123
r_scbond_it	3.4
r_scbond_other	3.4
r_mcangle_other	2.582
r_mcangle_it	2.574
r_angle_refined_deg	2.167
r_mcbond_it	1.784
r_mcbond_other	1.763
r_angle_other_deg	0.71
r_dihedral_angle_other_2_deg	0.38
r_symmetry_nbd_refined	0.241
r_nbd_other	0.236
r_nbd_refined	0.234
r_symmetry_nbd_other	0.195
r_nbtor_refined	0.183
r_symmetry_xyhbond_nbd_refined	0.175
r_xyhbond_nbd_refined	0.15
r_ncsr_local_group_1	0.131
r_chiral_restr	0.108
r_symmetry_nbtor_other	0.086
r_symmetry_xyhbond_nbd_other	0.031
r_xyhbond_nbd_other	0.028
r_bond_refined_d	0.017
r_gen_planes_refined	0.013
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2683
Nucleic Acid Atoms
Solvent Atoms	165
Heterogen Atoms	24

Software

Software
Software Name	Purpose
REFMAC	refinement
REFMAC	refinement
Aimless	data scaling
XDS	data reduction
PHASER	phasing