5TCJ

Crystal structure of tryptophan synthase from M. tuberculosis - aminoacrylate and BRD4592-bound form

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8	289	8% tacsimate pH 8.0, 20% PEG3350, 10 mM BaCl2, 1 mM BRD4592, soaked with 100 mM CsCl and 50 mM L-Ser, cryo 16% ethylene glycol

Crystal Properties
Matthews coefficient	Solvent content
3.1	60.37

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 135.092	α = 90
b = 159.875	β = 90
c = 165.331	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	ADSC QUANTUM 315r	mirrors	2015-11-16	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID	0.97934	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	2.4	30	99.9	0.138	12.96	6.3		138958		-3

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.4	2.44	99.9		0.649	1.69	5.8

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	MOLECULAR REPLACEMENT	THROUGHOUT	5TCF	2.4	30	136019	2712	99.5	0.18082	0.18024	0.21074	RANDOM	41.368

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]
0.92			1.48		-2.4

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.937
r_dihedral_angle_4_deg	16.29
r_dihedral_angle_3_deg	12.61
r_dihedral_angle_1_deg	5.795
r_long_range_B_refined	3.108
r_long_range_B_other	3.107
r_angle_refined_deg	1.291
r_scangle_other	1.118
r_mcangle_it	0.973
r_mcangle_other	0.973
r_angle_other_deg	0.933
r_scbond_it	0.658
r_scbond_other	0.65
r_mcbond_it	0.552
r_mcbond_other	0.552
r_chiral_restr	0.067
r_bond_refined_d	0.008
r_gen_planes_refined	0.005
r_bond_other_d	0.002
r_gen_planes_other	0.001
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	19082
Nucleic Acid Atoms
Solvent Atoms	720
Heterogen Atoms	271

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-3000	data reduction
HKL-3000	data scaling