3I4X

Crystal structure of the dimethylallyl tryptophan synthase FgaPT2 from Aspergillus fumigatus in complex with Trp and DMSPP

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3I4Z	PDB ENTRY 3I4Z

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7	277	26% 1,3-butanediol, 50mM sodium L-lactate, 100mM sodium MOPSO pH 7.0, 2mM DTT, vapour diffusion, hanging drop, temperature 277K, VAPOR DIFFUSION, HANGING DROP

Crystal Properties
Matthews coefficient	Solvent content
2.28	46.16

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 79.07	α = 90
b = 97.85	β = 90
c = 125.19	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		CCD	MARMOSAIC 225 mm CCD		2009-03-25	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SLS BEAMLINE X06DA	1.275	SLS	X06DA

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	2.08	24.94	99.9	0.1	17.7	5.9	59038	58992		3	37.7

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	2.08	2.13	99.9		0.495	3.44		58992

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (I)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT R free	PDB ENTRY 3I4Z	2.1	24.94	3.44	55615	55615	1663	100	0.15	0.151	0.149	0.2	RANDOM	32.424

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]
1.91			-0.97		-0.94

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.056
r_dihedral_angle_4_deg	18.034
r_dihedral_angle_3_deg	14.945
r_dihedral_angle_1_deg	6.197
r_scangle_it	3.117
r_mcangle_it	2.552
r_scbond_it	2.257
r_mcbond_it	1.699
r_angle_refined_deg	1.553
r_chiral_restr	0.103

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.056
r_dihedral_angle_4_deg	18.034
r_dihedral_angle_3_deg	14.945
r_dihedral_angle_1_deg	6.197
r_scangle_it	3.117
r_mcangle_it	2.552
r_scbond_it	2.257
r_mcbond_it	1.699
r_angle_refined_deg	1.553
r_chiral_restr	0.103
r_bond_refined_d	0.014
r_gen_planes_refined	0.008

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6871
Nucleic Acid Atoms
Solvent Atoms	585
Heterogen Atoms	70

Software

Software
Software Name	Purpose
XSCALE	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
XDS	data scaling
XDS	data reduction
REFMAC	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.