1DA2 | pdb_00001da2

MOLECULAR AND CRYSTAL STRUCTURE OF D(CGCGMO4CG): N4-METHOXYCYTOSINE/GUANINE BASE-PAIRS IN Z-DNA

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	6.5		pH 6.50, VAPOR DIFFUSION

Crystal Properties
Matthews coefficient	Solvent content
1.65	25.28

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 18.17	α = 90
b = 30.36	β = 90
c = 43.93	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	277	DIFFRACTOMETER	SYNTEX P21

Data Collection

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		1.7	10	2559			0.181

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
Nucleic Acid Atoms	240
Solvent Atoms	67
Heterogen Atoms	4

Software

Software
Software Name	Purpose
NUCLSQ	refinement