2QWZ

CRYSTAL STRUCTURE OF A PUTATIVE THIOESTERASE (TM1040_1390) FROM SILICIBACTER SP. TM1040 AT 2.15 A RESOLUTION

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	4.6	277	NANODROP, 0.16M (NH4)2SO4, 20.0% Glycerol, 20.0% PEG 4000, 0.1M Acetate pH 4.6, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.43	49.33

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 95.307	α = 90
b = 95.307	β = 90
c = 132.634	γ = 120

Symmetry
Space Group	P 31 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	MARMOSAIC 325 mm CCD	Flat mirror (vertical focusing)	2007-07-20	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL11-1	0.97916	SSRL	BL11-1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (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	2.15	28.228	100	0.146	0.146	4.2	7.4		38522

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.15	2.21	100		1.024	1.024	0.7	7.4	2832

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 (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	2.15	28.228	38482	1926	100	0.203	0.203	0.2	0.252	RANDOM	33.808

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]
-2.36	-1.18		-2.36		3.53

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	31.832
r_dihedral_angle_4_deg	22.331
r_dihedral_angle_3_deg	16.637
r_scangle_it	6.903
r_dihedral_angle_1_deg	6.685
r_scbond_it	5.699
r_mcangle_it	3.418
r_mcbond_it	2.158
r_angle_refined_deg	1.56
r_angle_other_deg	0.969
r_mcbond_other	0.56
r_symmetry_vdw_other	0.22
r_symmetry_hbond_refined	0.22
r_nbd_refined	0.212
r_nbd_other	0.2
r_nbtor_refined	0.174
r_xyhbond_nbd_refined	0.161
r_symmetry_vdw_refined	0.152
r_nbtor_other	0.09
r_chiral_restr	0.086
r_bond_refined_d	0.015
r_gen_planes_refined	0.006
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4099
Nucleic Acid Atoms
Solvent Atoms	172
Heterogen Atoms	62

Software

Software
Software Name	Purpose
REFMAC	refinement
PHENIX	refinement
SHELX	phasing
MolProbity	model building
SCALA	data scaling
PDB_EXTRACT	data extraction
MAR345	data collection
MOSFLM	data reduction
autoSHARP	phasing