6EXR

CHEMOTAXIS PROTEIN CHEY FROM Pyrococcus horikoshiI

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1U0S

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8	295	0.1 M Tris-HCl, 1.2 M sodium malonate

Crystal Properties
Matthews coefficient	Solvent content
2.92	57.93

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 109.14	α = 90
b = 124.37	β = 111.75
c = 73.42	γ = 90

Symmetry
Space Group	C 1 2 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 315r		2011-08-27	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-1	0.9334	ESRF	ID14-1

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	2.16	68.19	98.2	0.05	0.062	0.023	1	22.8	7.4		47836			40.95

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	2.16	2.2	82		1.5	1.6	0.6	0.56	1.2	5.7

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 (All)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	1u0s	2.16	68.193	47835	2338	98.19	0.244	0.242	0.2751	54.307

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]
-0.263		1.163	-0.561		-0.078

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.784
r_dihedral_angle_3_deg	15.545
r_dihedral_angle_4_deg	11.676
r_lrange_it	10.73
r_lrange_other	10.729
r_scangle_it	9.004
r_scangle_other	9.003
r_mcangle_it	6.371
r_mcangle_other	6.37
r_dihedral_angle_1_deg	6.081
r_scbond_it	6.067
r_scbond_other	6.066
r_mcbond_it	4.824
r_mcbond_other	4.821
r_angle_refined_deg	1.792
r_angle_other_deg	1.01
r_nbd_refined	0.225
r_nbd_other	0.196
r_nbtor_refined	0.165
r_xyhbond_nbd_refined	0.158
r_symmetry_nbd_other	0.154
r_symmetry_nbd_refined	0.124
r_ncsr_local_group_8	0.115
r_ncsr_local_group_6	0.114
r_ncsr_local_group_13	0.11
r_ncsr_local_group_4	0.108
r_ncsr_local_group_15	0.107
r_ncsr_local_group_10	0.104
r_ncsr_local_group_7	0.103
r_ncsr_local_group_9	0.103
r_ncsr_local_group_1	0.102
r_chiral_restr	0.099
r_ncsr_local_group_14	0.097
r_ncsr_local_group_12	0.094
r_ncsr_local_group_11	0.093
r_ncsr_local_group_2	0.092
r_ncsr_local_group_3	0.088
r_symmetry_nbtor_other	0.077
r_ncsr_local_group_5	0.066
r_symmetry_xyhbond_nbd_refined	0.062
r_bond_refined_d	0.016
r_gen_planes_refined	0.008
r_bond_other_d	0.002
r_gen_planes_other	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5344
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
xia2	data reduction
Aimless	data scaling
PHASER	phasing