3IFS

2.0 Angstrom Resolution Crystal Structure of Glucose-6-phosphate Isomerase (pgi) from Bacillus anthracis.

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	295	Protein solution: 0.3M NaCl, 10mM HEPES (pH 7.5); Screen solution: 20% PEG 3350,0.1M Na Formate, 0.1M Li Sulfate, 0.1M Bis-Tris (pH 6.5)., VAPOR DIFFUSION, HANGING DROP, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
2	38.36

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 111.802	α = 90
b = 303.64	β = 90
c = 72.087	γ = 90

Symmetry
Space Group	P 21 21 2

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 300 mm CCD	Beryllium lenses	2009-07-16	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 21-ID-G	0.97856	APS	21-ID-G

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	2.004	30	99.2	0.101	13.9	5.1	163392	163392		-3	20.6

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	2.004	2.03	100		0.411	3.7	4.6	8095

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	2.004	29.87	155079	155079	8207	98.69	0.14251	0.14251	0.13996	0.19022	RANDOM	14.085

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]
0.3			0.76		-1.07

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	29.815
r_dihedral_angle_4_deg	11.116
r_dihedral_angle_3_deg	9.49
r_scangle_it	4.503
r_scbond_it	2.919
r_dihedral_angle_1_deg	2.481
r_mcangle_it	1.562
r_angle_refined_deg	1.406
r_mcbond_it	0.895
r_angle_other_deg	0.853

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	29.815
r_dihedral_angle_4_deg	11.116
r_dihedral_angle_3_deg	9.49
r_scangle_it	4.503
r_scbond_it	2.919
r_dihedral_angle_1_deg	2.481
r_mcangle_it	1.562
r_angle_refined_deg	1.406
r_mcbond_it	0.895
r_angle_other_deg	0.853
r_mcbond_other	0.289
r_chiral_restr	0.094
r_bond_refined_d	0.011
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	21260
Nucleic Acid Atoms
Solvent Atoms	2356
Heterogen Atoms	32

Software

Software
Software Name	Purpose
Blu-Ice	data collection
CRANK	phasing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.