Experiment: 1FSJ

CRYSTAL STRUCTURE OF THE E9 DNASE DOMAIN

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5.4	285	30% (w/v) PEG 5000, 0.1M sodium-acetate, pH 5.4, VAPOR DIFFUSION, HANGING DROP, temperature 285K

Crystal Properties
Matthews coefficient	Solvent content
2.22	44.72

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 57.12	α = 90
b = 82.96	β = 90
c = 113.66	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	CCD	ADSC QUANTUM 4		1999-09-19	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SRS BEAMLINE PX9.6		SRS	PX9.6

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	1.8	30	97.6	0.077	14.7	5.2	49812	49775	2.7		15.3

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)
	1.8	1.91	94.4		0.135		3.7	5140

Refinement

Statistics
Diffraction ID	Structure Solution Method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION		1.8	25	3	49641	48351	2417	95.1	0.189	0.1932	0.222	0.2251	random

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
c_angle_deg	1.5
c_bond_d	0.013

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4205
Nucleic Acid Atoms
Solvent Atoms	317
Heterogen Atoms	24

Software

Software
Software Name	Purpose
MOSFLM	data reduction
SCALA	data scaling
AMoRE	phasing
CNS	refinement
CCP4	data scaling