3RNT

CRYSTAL STRUCTURE OF GUANOSINE-FREE RIBONUCLEASE T1, COMPLEXED WITH VANADATE(V), SUGGESTS CONFORMATIONAL CHANGE UPON SUBSTRATE BINDING

X-RAY DIFFRACTION

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Crystallization

Crystal Properties
Matthews coefficient	Solvent content
2.11	41.65

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 48.82	α = 90
b = 46.53	β = 90
c = 41.2	γ = 90

Symmetry
Space Group	P 21 21 21

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	R-Free	Mean Isotropic B
X-RAY DIFFRACTION		1.8	10	7070			0.137

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
p_orthonormal_tor	22.8
p_staggered_tor	20
p_scangle_it	6.034
p_scbond_it	4.706
p_mcangle_it	2.698
p_mcbond_it	2.123
p_planar_tor	1.9
p_chiral_restr	0.249
p_xhyhbond_nbd	0.158
p_multtor_nbd	0.138
p_singtor_nbd	0.131
p_planar_d	0.067
p_angle_d	0.061
p_bond_d	0.025
p_plane_restr	0.012
p_angle_deg
p_hb_or_metal_coord
p_xyhbond_nbd
p_transverse_tor
p_special_tor

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	786
Nucleic Acid Atoms
Solvent Atoms	162
Heterogen Atoms	6

Software

Software
Software Name	Purpose
PROFFT	refinement