4PAK

CRYSTAL STRUCTURE OF A TRAP PERIPLASMIC SOLUTE BINDING PROTEIN FROM VERMINEPHROBACTER EISENIAE EF01-2 (Veis_3954, TARGET EFI-510324) A NEPHRIDIAL SYMBIONT OF THE EARTHWORM EISENIA FOETIDA, BOUND TO (R)-PANTOIC ACID

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	5.5	298	Protein (67.0 mg/ml, 10 mM HEPES pH 7.5, 5 mM DTT, 10 mM (R)-Pantoic Acid); Reservoir ( 2.0 M Ammonium Sulfate, 0.1 M Bis-Tris pH 5.5); Cryoprotection (20% Reservoir + 80% 2.0M LiSO4)

Crystal Properties
Matthews coefficient	Solvent content
2.68	54.05

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 78.023	α = 90
b = 78.023	β = 90
c = 110.477	γ = 120

Symmetry
Space Group	P 32 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	RAYONIX MX225HE	MIRRORS	2014-04-04	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 31-ID	0.9793	APS	31-ID

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rpim I (All)	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	1.2	110.48	100	0.099	0.033	13.5	9.9		121721			8.94

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rpim I (All)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.2	1.22	100		0.799	0.294	2.8	8.2	5975

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	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	SAD	FREE R-VALUE	1.2	24.895	1.33	234754	11813	99.79	0.1539	0.1533	0.1642	Random Selection	13.18

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]

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	12.992
f_angle_d	1.241
f_chiral_restr	0.071
f_bond_d	0.009
f_plane_restr	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2342
Nucleic Acid Atoms
Solvent Atoms	575
Heterogen Atoms	51

Software

Software
Software Name	Purpose
PDB_EXTRACT	data extraction
PHENIX	refinement

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.