2B9B

Structure of the Parainfluenza Virus 5 F Protein in its Metastable, Pre-fusion Conformation

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		8	295	sodium potassium tartrate, imidazole, pH 8.00, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
4.99	75.34

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 160.206	α = 90
b = 259.864	β = 90
c = 154.012	γ = 90

Symmetry
Space Group	C 2 2 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	CCD	MAR CCD 165 mm		2005-03-31	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 32-ID		APS	32-ID

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym 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	2.85	39.15	99.7	0.073	0.073	7.1	7.6		74802			98.2

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.85	3	99.7		0.376	0.376	2	7.6

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MIRAS	THROUGHOUT	2.85	39.15	74777	2251	99.6	0.222	0.222	0.259	RANDOM	65.3

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]
6.32			16.7		-23.03

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	23.7
c_angle_deg	1.5
c_improper_angle_d	0.94
c_bond_d	0.007
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot
c_mcbond_it
c_mcangle_it
c_scbond_it
c_scangle_it

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	10624
Nucleic Acid Atoms
Solvent Atoms	130
Heterogen Atoms	168

Software

Software
Software Name	Purpose
SCALA	data scaling
CNS	refinement
SHARP	phasing
PDB_EXTRACT	data extraction
MOSFLM	data reduction
CCP4	data scaling
SOLVE	phasing
DM	phasing
CNS	phasing