1P0Z

Sensor Kinase CitA binding domain

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		6	289	HANGING DROP, VAPOUR DIFFUSION, RESERVOIR: 100MM NA2MOO4, 100MM MES, PH 6.0, 8% PEG4000, 2.5% GLYCEROL, PROTEIN SOLUTION: 10MM NACL, 10MM TRIS, PH 8.0, 1MM NA-CITRATE, 16MG/ML PROTEIN CONC. MIXING RATIO 1:1., temperature 289K

Crystal Properties
Matthews coefficient	Solvent content
2.48	50.05

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 61.613	α = 112.83
b = 84.333	β = 107.36
c = 97.71	γ = 93.74

Symmetry
Space Group	P 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	CCD	ADSC QUANTUM 4r		2002-05-09	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-1		ESRF	ID14-1

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	1.6	38.03	95.9	0.103	11.88	8.7		214649			23.6

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.6	1.7	92.8		0.646	4.24	8.6

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	1.6	38.03	214649	6704	95.9	0.168	0.168	0.19	SHELLS	28.2

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]
5.33	-3.27	0.17	-0.99	-1.09	-4.34

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	23.4
c_scangle_it	2.59
c_scbond_it	1.75
c_angle_deg	1.7
c_mcangle_it	1.68
c_improper_angle_d	1.15
c_mcbond_it	1.09
c_bond_d	0.019
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	9980
Nucleic Acid Atoms
Solvent Atoms	1573
Heterogen Atoms	490

Software

Software
Software Name	Purpose
CNS	refinement
XDS	data reduction
XSCALE	data scaling
SHELXD	phasing