Experiment: 2ONP

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1O01	PDB ENTRY 1O01

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	6.6	293	100 mM ACES (N-[2-Acetamido]-2-aminoethane sufonic acid), 10mM MgCl2, 100 mM Guanidine HCl, 16% w/v PEG 6000, 8 mM DTT, pH 6.6, vapor diffusion, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.19	43.91

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 142.854	α = 90
b = 150.837	β = 90
c = 177.482	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	100	IMAGE PLATE	RIGAKU RAXIS IIC		2000-11-01	M	SINGLE WAVELENGTH
2	1	x-ray		CCD	ADSC QUANTUM 4		2001-06-03	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU	1.5418
2	SYNCHROTRON	NSLS BEAMLINE X26C	1.10	NSLS	X26C

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	2	99	97.3	0.061	0.25764	14.9		258649	251665		0.2	25.764

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)
	2	2.07	87.5		0.264			22453

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	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	PDB ENTRY 1O01	2	29.97	257654	251213	12682	97.5	0.207	0.207	0.204	0.24	RANDOM	30.7

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]
16.7			-7.88		-8.82

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	23.5
c_scangle_it	2.93
c_scbond_it	2.05
c_mcangle_it	1.79
c_angle_deg	1.5
c_improper_angle_d	1.29
c_mcbond_it	1.23
c_bond_d	0.01

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	30368
Nucleic Acid Atoms
Solvent Atoms	2647
Heterogen Atoms	636

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
CNS	refinement
PDB_EXTRACT	data extraction
CNS	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.