3GM7

1.58 A resolution X-ray structure of (CUG)6

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7	277	MOPS, NaCl, MgCl2, MPD, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
1.83	32.61

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 39.102	α = 90
b = 39.102	β = 90
c = 141.277	γ = 120

Symmetry
Space Group	H 3

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	PDB entry 1ZEV	THROUGHOUT	1.58	19.6	11009	9925	1084	99.6	0.227	0.219	0.262	33.8

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
s_anti_bump_dis_restr	0.34
s_approx_iso_adps	0.074
s_angle_d	0.028
s_from_restr_planes	0.019
s_bond_d	0.01
s_similar_dist
s_non_zero_chiral_vol

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms
Nucleic Acid Atoms	750
Solvent Atoms	52
Heterogen Atoms

Software

Software
Software Name	Purpose
SHELXL-97	refinement