3PR2 | pdb_00003pr2

Tryptophan synthase indoline quinonoid structure with F9 inhibitor in alpha site

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.8	293	50 MM BICINE, 1 MM EDTA, 5 MM DITHIOERYTHRITOL, 0.02 MM PYRIDOXAL PHOSPHATE SOLUTION, 2 MM SPERMINE, AND 10% PEG 8000, pH 7.8, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.65	53.59

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 184.17	α = 90
b = 60.62	β = 94.62
c = 67.38	γ = 90

Symmetry
Space Group	C 1 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	90	CCD	MARMOSAIC 225 mm CCD		2007-12-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SLS BEAMLINE X10SA		SLS	X10SA

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.85	20	93.9			59360	59360

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.85	1.95	86.8

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 (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	FOURIER SYNTHESIS	THROUGHOUT	1.85	19.51	59360	59360	3122	100	0.19953	0.19806	0.2	0.22712	0.23	RANDOM	32.466

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]
-2.16		0.14	5.05		-2.87

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.777
r_dihedral_angle_4_deg	15.369
r_dihedral_angle_3_deg	13.986
r_dihedral_angle_1_deg	5.428
r_scangle_it	2.435
r_scbond_it	1.464
r_angle_refined_deg	1.227
r_mcangle_it	0.883
r_mcbond_it	0.463
r_metal_ion_refined	0.375

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4964
Nucleic Acid Atoms
Solvent Atoms	286
Heterogen Atoms	55

Software

Software
Software Name	Purpose
REFMAC	refinement
CNS	refinement
MAR345	data collection
XDS	data reduction
XSCALE	data scaling
CNS	phasing

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.