Experiment: 5U7E

Apo dihydroneopterin triphosphate pyrophosphohydrolase from E. coli

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2O1C

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		298	36% PEG 8000, 0.05M Ammonium Sulfate

Crystal Properties
Matthews coefficient	Solvent content
1.88	34.54

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 53.322	α = 90
b = 42.905	β = 91.8
c = 56.953	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	80	IMAGE PLATE	MAR scanner 300 mm plate		2015-11-25	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 22-BM	1.0	APS	22-BM

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	1.942	29.071	92.6	12.81	6.3		8908

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	NONE	2O1C	1.942	29.071	1.37	8908	904	92.49	0.1995	0.1952	0.1959	0.2382	0.2375

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	10.959
f_angle_d	0.423
f_chiral_restr	0.043
f_plane_restr	0.003
f_bond_d	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1175
Nucleic Acid Atoms
Solvent Atoms	130
Heterogen Atoms	11

Software

Software
Software Name	Purpose
PHENIX	refinement
HKL-3000	phasing
HKL-3000	data scaling
PHASER	phasing