Experiment: 39NN

The crystal structure of a solute-binding protein (L70S and N280D mutant) from Trichormus variabilis ATCC 29413 in complex with Glutamic Acid

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6.3	289	0.2 M Ammonium Chloride pH 6.3, 20% (w/v) PEG 3350

Crystal Properties
Matthews coefficient	Solvent content
1.93	36.24

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 35.032	α = 106.799
b = 49.737	β = 95.389
c = 52.389	γ = 107.697

Symmetry
Space Group	P 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	ADSC QUANTUM 315r		2015-04-08	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID	0.9792	APS	19-ID

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rpim I (All)	CC (Half)	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	1.07	42	91.1	0.039	0.031	0.986	16.9	2.4		126970			16.33

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.07	1.09	85.5		0.12	0.098	0.955	7.6	2.2

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	Mean Isotropic B
X-RAY DIFFRACTION	SAD	FREE R-VALUE	1.07	17.03	1.97	118999	5924	85.59	0.1613	0.1606	0.1607	0.1747	0.1747	21.84

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	16.5592
f_angle_d	0.6395
f_chiral_restr	0.0721
f_plane_restr	0.0051
f_bond_d	0.0028

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2746
Nucleic Acid Atoms
Solvent Atoms	298
Heterogen Atoms	17

Software

Software
Software Name	Purpose
PHENIX	refinement
HKL-3000	data reduction
HKL-3000	data scaling
HKL-3000	phasing