2ZTS

Crystal structure of KaiC-like protein PH0186 from hyperthermophilic archaea Pyrococcus horikoshii OT3

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.6	293	9% ethanol, 100mM imidazole pH7.6, 200mM magnesium chloride, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.13	42.15

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 173.655	α = 90
b = 51.807	β = 122.83
c = 97.468	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	RIGAKU JUPITER 210		2005-06-27	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SPRING-8 BEAMLINE BL38B1	0.97905, 0.97934	SPring-8	BL38B1

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	2	50	95.5	0.083	26.462	6.8		46906

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)
	2	2.07	73.4		0.509		4.2	3572

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	MAD	THROUGHOUT	2.07	15	43605	2195	97.63	0.199	0.197	0.25	RANDOM	33.96

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]
-1.08		0.56	-0.72		2.42

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	10.587
r_scangle_it	4.941
r_scbond_it	2.979
r_mcangle_it	1.997
r_angle_refined_deg	1.87
r_mcbond_it	1.111
r_angle_other_deg	0.953
r_symmetry_vdw_other	0.3
r_nbd_other	0.244
r_nbd_refined	0.214
r_xyhbond_nbd_refined	0.17
r_chiral_restr	0.116
r_nbtor_other	0.087
r_symmetry_vdw_refined	0.074
r_bond_refined_d	0.022
r_symmetry_hbond_refined	0.017
r_metal_ion_refined	0.009
r_gen_planes_refined	0.008
r_gen_planes_other	0.008
r_bond_other_d	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5270
Nucleic Acid Atoms
Solvent Atoms	88
Heterogen Atoms	84

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
SOLVE	phasing
RESOLVE	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data collection
HKL-2000	data reduction