3BWO

L-tryptophan aminotransferase

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7	277	13-19% PEG 3350, 0.3M KCl, 100mM MOPSO pH7.0, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.3	46.42

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 93.33	α = 90
b = 98.66	β = 104.5
c = 139.36	γ = 90

Symmetry
Space Group	P 1 21 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 315	mirrors + double monochromator		M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL1-5	0.97944	SSRL	BL1-5

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym 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	95.3	0.106	11.69	3.81	95855	91359

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	2.4	2.46	91.3		0.431	3.39	3.87

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	PDB entry 1lk9	2.4	29.66	89133	4682	97.92	0.23844	0.23769	0.25272	RANDOM	33.207

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]
-3.5		-1.02	6.44		-3.45

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.26
r_dihedral_angle_4_deg	20.406
r_dihedral_angle_3_deg	17.006
r_sphericity_free	3.716
r_dihedral_angle_1_deg	2.953
r_sphericity_bonded	2.861
r_scangle_it	2.854
r_mcangle_it	2.532
r_rigid_bond_restr	2.312
r_scbond_it	1.98
r_mcbond_it	1.655
r_angle_refined_deg	1.596
r_symmetry_vdw_refined	0.336
r_nbtor_refined	0.331
r_symmetry_hbond_refined	0.289
r_nbd_refined	0.265
r_xyhbond_nbd_refined	0.197
r_chiral_restr	0.156
r_bond_refined_d	0.016
r_gen_planes_refined	0.007
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	17558
Nucleic Acid Atoms
Solvent Atoms	927
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
Blu-Ice	data collection
XDS	data reduction
XSCALE	data scaling