Experiment: 3RK0

X-ray crystal Structure of the putative N-type ATP pyrophosphatase (PF0828) in complex with AMP from Pyrococcus furiosus, Northeast Structural Genomics Consortium Target PfR23

X-RAY DIFFRACTION

Starting Model(s)

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

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	micro batch under oil	7.5	291	Protein solution: 10 mM Tris (pH 7.5), 100 mM sodium chloride, 5 mM DTT, 0.02% NaN3, and 10mM dephospho-coenzyme A. Reservoir solution: 20% (w/v) PEG3350 and 200mM magnesium formate., micro batch under oil, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
2.49	50.51

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 85.201	α = 90
b = 85.201	β = 90
c = 74.249	γ = 90

Symmetry
Space Group	P 41 21 2

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	MAR CCD 165 mm	mirrors	2008-07-31	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X4C	0.97915	NSLS	X4C

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (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	99.7	0.07	0.059	46.8	15	20451	20390			27.2

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.4	2.49	100		0.362	0.341	8.2	15.1	2031

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (I)	Cut-off Sigma (F)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	3RJZ	2.4	19.94	2	2	20396	18724	1789	91.8	0.232	0.229	0.229	0.2477	0.278	0.2989	RANDOM	47.1

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]
2.47			2.47		-4.94

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	22.9
c_angle_deg	1
c_improper_angle_d	0.66
c_bond_d	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1688
Nucleic Acid Atoms
Solvent Atoms	55
Heterogen Atoms	23

Software

Software
Software Name	Purpose
ADSC	data collection
COMO	phasing
CNS	refinement
HKL-2000	data reduction
SCALEPACK	data scaling