3IX7

Crystal structure of a domain of functionally unknown protein from Thermus thermophilus HB8

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8	289	0.2M Calcium acetate, 0.1M imidazol, 10% PEG8000, pH 8.0, VAPOR DIFFUSION, SITTING DROP, temperature 289K

Crystal Properties
Matthews coefficient	Solvent content
2.33	47.1

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 110.152	α = 90
b = 110.152	β = 90
c = 39.205	γ = 120

Symmetry
Space Group	P 61

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 210r		2009-07-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-BM	0.97937	APS	19-BM

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	2.15	50	99.8	0.049	58.18	10.2	15055	15031		-3	35.7

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)
1	2.15	2.17	100		0.427	6.22	9.1	378

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	2.15	50	15000	15000	746	99.72	0.21167	0.21167	0.20936	0.25609	RANDOM	28.209

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]
-0.26	-0.13		-0.26		0.39

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.085
r_dihedral_angle_4_deg	19.372
r_dihedral_angle_3_deg	16.859
r_dihedral_angle_1_deg	6.164
r_scangle_it	3.875
r_scbond_it	2.326
r_mcangle_it	1.462
r_angle_refined_deg	1.431
r_mcbond_it	0.803
r_chiral_restr	0.103
r_bond_refined_d	0.015
r_gen_planes_refined	0.008
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1981
Nucleic Acid Atoms
Solvent Atoms	142
Heterogen Atoms	4

Software

Software
Software Name	Purpose
SBC-Collect	data collection
HKL-3000	phasing
SHELXD	phasing
SHELXE	model building
MLPHARE	phasing
DM	model building
RESOLVE	model building
Coot	model building
ARP/wARP	model building
REFMAC	refinement
HKL-3000	data reduction
HKL-3000	data scaling
DM	phasing
RESOLVE	phasing