1UNA

UNASSEMBLED VIRUS COAT PROTEIN DIMER, BACTERIOPHAGE RNA-BINDING DIMER

X-RAY DIFFRACTION

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Crystallization

Crystal Properties
Matthews coefficient	Solvent content
2.2	46

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 59.3	α = 90
b = 60.5	β = 90
c = 67.1	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	293	AREA DETECTOR	XUONG-HAMLIN MULTIWIRE		1993-12-03	M

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RUH2R

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	2.8	55	94	0.066	12.9	3		10793

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	2.8	3	81		0.11	5	2

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOL. REPLACEMENT	MS2 COAT PROTEIN DIMER (1MS2)	2.8	6	2	5372		50	0.204	0.284	17.13

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_staggered_tor	22.5
p_transverse_tor	19.1
p_scangle_it	10.131
p_mcangle_it	9.649
p_scbond_it	7.777
p_mcbond_it	6.958
p_planar_tor	1.5
p_multtor_nbd	0.211
p_singtor_nbd	0.192
p_xyhbond_nbd	0.166
p_angle_d	0.031
p_planar_d	0.013
p_bond_d	0.006
p_plane_restr	0.006
p_angle_deg
p_hb_or_metal_coord
p_chiral_restr
p_xhyhbond_nbd
p_orthonormal_tor
p_special_tor

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1928
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms

Software

Software
Software Name	Purpose
X-PLOR	model building
PROLSQ	refinement
X-PLOR	refinement
XENGEN	data reduction
NIELSEN	data reduction
XUONG)	data reduction
X-PLOR	phasing