8E0Y

DAHP (3-deoxy-D-arabinoheptulosonate-7-phosphate) Synthase complexed with DAHP oxime, Pr(III), and Pi in unbound:(bound)2:other Conformations

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	5CKS

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6	277	0.1 M trilithium citrate tetrahydrate, 10% (w/v) PEG 3350, 1 mM Doxime, 0.1 M praseodymium(III) acetate hydrate, 1:1:0.2

Crystal Properties
Matthews coefficient	Solvent content
2.49	50.56

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 209.851	α = 90
b = 53.254	β = 115.589
c = 150.543	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	100	PIXEL	DECTRIS PILATUS 6M		2010-01-30	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X25	1.1	NSLS	X25

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	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	2.01	46.47	97.5	0.063	0.073	0.038	0.998	12.1	3.6		98720	1.36		27.64

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.01	2.04	96.1		0.28	0.33	0.172	0.947	3.4	3.6

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	5CKS	2.01	46.47	1.36	98696	4906	97.45	0.2027	0.2018	0.2194	39.11

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]

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	14.7759
f_angle_d	1.3667
f_chiral_restr	0.0781
f_bond_d	0.0104
f_plane_restr	0.0074

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	10146
Nucleic Acid Atoms
Solvent Atoms	645
Heterogen Atoms	88

Software

Software
Software Name	Purpose
PHENIX	refinement
autoPROC	data reduction
autoPROC	data scaling
PHASER	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.