3KWS

Crystal structure of Putative sugar isomerase (YP_001305149.1) from Parabacteroides distasonis ATCC 8503 at 1.68 A resolution

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.5	277	0.2000M MgCl2, 20.0000% PEG-8000, 0.1M TRIS pH 8.5, NANODROP, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.47	50.14

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 51.573	α = 90
b = 107.2	β = 90
c = 113.146	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	MARMOSAIC 325 mm CCD	Flat mirror (vertical focusing)	2009-06-11	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL11-1	0.91837,0.97910,0.97858	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	1.68	29.374	99.6	0.132	0.132	8.6	3.7		71903			11.88

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	1.68	1.72	100		0.541	0.541	1.4	3.7	5273

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MAD	THROUGHOUT	1.68	29.374	71861	3624	99.41	0.152	0.15	0.182	RANDOM	10.511

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]
0.07			-0.05		-0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.676
r_dihedral_angle_4_deg	15.657
r_dihedral_angle_3_deg	11.252
r_dihedral_angle_1_deg	4.28
r_scangle_it	2.875
r_scbond_it	1.742
r_angle_refined_deg	1.63
r_angle_other_deg	0.927
r_mcangle_it	0.918
r_mcbond_it	0.513

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.676
r_dihedral_angle_4_deg	15.657
r_dihedral_angle_3_deg	11.252
r_dihedral_angle_1_deg	4.28
r_scangle_it	2.875
r_scbond_it	1.742
r_angle_refined_deg	1.63
r_angle_other_deg	0.927
r_mcangle_it	0.918
r_mcbond_it	0.513
r_mcbond_other	0.157
r_chiral_restr	0.087
r_bond_refined_d	0.017
r_gen_planes_refined	0.008
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4063
Nucleic Acid Atoms
Solvent Atoms	818
Heterogen Atoms	23

Software

Software
Software Name	Purpose
REFMAC	refinement
PHENIX	refinement
SOLVE	phasing
MolProbity	model building
SCALA	data scaling
PDB_EXTRACT	data extraction
MOSFLM	data reduction

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), 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 R01GM157729.