2GOP

The beta-propeller domain of the Trilobed protease from Pyrococcus furiosus reveals an open velcro topology

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4.4	273	100 mM sodium acetate pH 4.4, 20 mM MgCl2, 300 mM 1,6-hexanediol, 10 % PEG 4000, VAPOR DIFFUSION, HANGING DROP, temperature 273K

Crystal Properties
Matthews coefficient	Solvent content
2.27	45.76

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 54.747	α = 90
b = 88.504	β = 90
c = 153.966	γ = 90

Symmetry
Space Group	P 21 21 21

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	MAR CCD 165 mm		2004-10-10	M	SINGLE WAVELENGTH
2	1	100	CCD	ADSC QUANTUM 4		2004-12-10

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	MPG/DESY, HAMBURG BEAMLINE BW6	1.00, 1.10, 1.03	MPG/DESY, HAMBURG	BW6
2	SYNCHROTRON	ESRF BEAMLINE ID14-1	1.07	ESRF	ID14-1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	18.72	100			39936	39936

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2	2.107	100

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	MIR	THROUGHOUT	2	18.72	39936	39936	1235	100	0.21014	0.21014	0.2087	0.25824	RANDOM	45.852

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]
-0.05			0.05

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.131
r_dihedral_angle_3_deg	15.637
r_dihedral_angle_4_deg	14.486
r_dihedral_angle_1_deg	7.149
r_scangle_it	3.388
r_scbond_it	2.454
r_mcangle_it	2.34
r_mcbond_it	1.987
r_angle_refined_deg	1.134
r_angle_other_deg	0.825
r_mcbond_other	0.387
r_symmetry_vdw_refined	0.206
r_symmetry_hbond_refined	0.194
r_nbd_other	0.185
r_nbd_refined	0.18
r_nbtor_refined	0.179
r_symmetry_vdw_other	0.16
r_chiral_restr	0.133
r_xyhbond_nbd_refined	0.12
r_nbtor_other	0.081
r_bond_refined_d	0.008
r_gen_planes_refined	0.003
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5198
Nucleic Acid Atoms
Solvent Atoms	242
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
ADSC	data collection
MOSFLM	data reduction
SOLVE	phasing