2I34

The crystal structure of Class C acid phosphatase from Bacillus anthracis with tungstate bound

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7	298	0.1 M HEPES 30% v/v Jeffamine DE-2001 reagent, pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.1	41.56

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 53	α = 90
b = 89.94	β = 90
c = 104.12	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	140	CCD	NOIR-1		2005-10-14	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 4.2.2	1.0051	ALS	4.2.2

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	47.23	100	0.11	8.4	7.15		34308	2	2

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	2.07	100		0.391	3.5	7.15	3361

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	47.23	3361	34245	1724	99.43	0.183	0.181	0.181	0.224	RANDOM	22.739

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]
1.63			-1.32		-0.31

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.916
r_dihedral_angle_4_deg	20.197
r_dihedral_angle_3_deg	13.116
r_dihedral_angle_1_deg	5.749
r_scangle_it	1.9
r_scbond_it	1.29
r_angle_refined_deg	1.179
r_angle_other_deg	0.8
r_mcangle_it	0.768
r_mcbond_it	0.478
r_metal_ion_refined	0.219
r_nbd_refined	0.211
r_nbtor_refined	0.178
r_nbd_other	0.169
r_symmetry_vdw_refined	0.165
r_symmetry_vdw_other	0.163
r_xyhbond_nbd_refined	0.154
r_symmetry_hbond_refined	0.135
r_mcbond_other	0.113
r_nbtor_other	0.079
r_chiral_restr	0.07
r_bond_refined_d	0.01
r_gen_planes_refined	0.004
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3729
Nucleic Acid Atoms
Solvent Atoms	283
Heterogen Atoms	12

Software

Software
Software Name	Purpose
d*TREK	data scaling
SOLVE	phasing
RESOLVE	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
d*TREK	data reduction