2TUN

CONFORMATIONAL CHANGES IN THE (ALA-84-VAL) MUTANT OF TUMOR NECROSIS FACTOR

X-RAY DIFFRACTION

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Crystallization

Crystal Properties
Matthews coefficient	Solvent content
3.57	65.53

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 166	α = 90
b = 166	β = 90
c = 93.7	γ = 120

Symmetry
Space Group	P 31 2 1

Diffraction

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

Refinement

Statistics
Diffraction ID	Structure Solution Method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION		3.1	9	3	15325			0.198

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	31
p_staggered_tor	17.7
p_planar_tor	7.3
p_scangle_it	3.301
p_mcangle_it	3.21
p_scbond_it	1.837
p_mcbond_it	1.807
p_multtor_nbd	0.29
p_singtor_nbd	0.23
p_xhyhbond_nbd	0.18
p_planar_d	0.07
p_chiral_restr	0.05
p_angle_d	0.037
p_bond_d	0.018
p_plane_restr	0.007
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	7086
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms

Software

Software
Software Name	Purpose
SHARP	phasing
PROLSQ	refinement