3G1C

The crystal structure of a TrpR like protein from Eubacterium eligens ATCC 27750

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.5	289	0.1M HEPES pH7.5, 0.5M Magnesium formate dihydrate, VAPOR DIFFUSION, SITTING DROP, temperature 289K

Crystal Properties
Matthews coefficient	Solvent content
3.12	60.58

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 48.788	α = 90
b = 48.788	β = 90
c = 126.477	γ = 90

Symmetry
Space Group	P 41 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	ADSC QUANTUM 315	mirrors	2008-07-03	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID	0.9794	APS	19-ID

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	2.2	38.63	99.24	0.106	31.34	15.4	7945	7885	2	2	41

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	2.257	94.44		0.548	1.28	10.8	594

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Cut-off Sigma (I)	Number Reflections (All)	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	THROUGHOUT	2.2	38.63	1.28	7945	7885	381	99.24	0.20632	0.20484	0.23657	RANDOM	39.638

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]
1.72			1.72		-3.44

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.954
r_dihedral_angle_4_deg	23.461
r_dihedral_angle_3_deg	16.496
r_dihedral_angle_1_deg	5.673
r_scangle_it	5.608
r_scbond_it	3.336
r_mcangle_it	2.186
r_angle_refined_deg	1.6
r_mcbond_it	1.099
r_angle_other_deg	0.901

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.954
r_dihedral_angle_4_deg	23.461
r_dihedral_angle_3_deg	16.496
r_dihedral_angle_1_deg	5.673
r_scangle_it	5.608
r_scbond_it	3.336
r_mcangle_it	2.186
r_angle_refined_deg	1.6
r_mcbond_it	1.099
r_angle_other_deg	0.901
r_mcbond_other	0.253
r_chiral_restr	0.103
r_bond_refined_d	0.022
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	787
Nucleic Acid Atoms
Solvent Atoms	59
Heterogen Atoms	3

Software

Software
Software Name	Purpose
SBC-Collect	data collection
HKL-3000	phasing
REFMAC	refinement
HKL-3000	data reduction
HKL-3000	data scaling

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 R01GM133198.