1DNK | pdb_00001dnk

THE X-RAY STRUCTURE OF THE DNASE I-D(GGTATACC)2 COMPLEX AT 2.3 ANGSTROMS RESOLUTION

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		293	VAPOR DIFFUSION, HANGING DROP, temperature 293.00K

Crystal Properties
Matthews coefficient	Solvent content
2.54	51.6

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 51.1	α = 90
b = 108.4	β = 90
c = 62.1	γ = 90

Symmetry
Space Group	P 21 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		AREA DETECTOR				M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1

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	2.3	18.89		0.076				12681	3

Refinement

Statistics
Diffraction ID	Structure Solution Method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Free (Depositor)	Mean Isotropic B
X-RAY DIFFRACTION		2.3	6	11998			0.188

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]

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1982
Nucleic Acid Atoms	303
Solvent Atoms	77
Heterogen Atoms	28

Software

Software
Software Name	Purpose
TNT	refinement
PROLSQ	refinement