2VFN

Low Temperature Structure of P22 Tailspike Protein Fragment (109-666), Mutant V125A

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		10		DROP: 2 MICROLITER 1.5 M AMMONIUM SULFATE, 0.1 M SODIUM PHOSPHATE, PH 10.0, PLUS 3.3 MICROLITER, 10 MG/ML PROTEIN SOLUTION IN 10 MM HEPES, PH 7.0; RESERVOIR: 750 MICOLITER 1.0 M AMMONIUM SULFATE, 0.1 M SODIUM PHOSPHATE, PH 10.0

Crystal Properties
Matthews coefficient	Solvent content
2.44	49.49

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 120.437	α = 90
b = 120.437	β = 90
c = 120.437	γ = 90

Symmetry
Space Group	P 21 3

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	MARRESEARCH	MIRRORS	2007-05-02	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	BESSY BEAMLINE 14.1		BESSY	14.1

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	1.59	50	98.1	0.05	34.9	12.9		76620			18.4

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)
1	1.59	1.7	90.5		0.1	10.2	3.6

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 2VFQ	1.5	49.15	79072	4162	89.3	0.128	0.127	0.155	RANDOM	10.84

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
r_dihedral_angle_2_deg	35.699
r_dihedral_angle_4_deg	13.727
r_dihedral_angle_3_deg	11.611
r_dihedral_angle_1_deg	6.809
r_scangle_it	4.657
r_scbond_it	3.359
r_mcangle_it	2.073
r_mcbond_it	1.548
r_angle_refined_deg	1.338
r_angle_other_deg	0.916
r_symmetry_vdw_other	0.243
r_nbd_other	0.196
r_nbd_refined	0.19
r_symmetry_vdw_refined	0.173
r_nbtor_refined	0.167
r_xyhbond_nbd_refined	0.135
r_symmetry_hbond_refined	0.125
r_nbtor_other	0.079
r_chiral_restr	0.078
r_bond_refined_d	0.01
r_gen_planes_refined	0.005
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4204
Nucleic Acid Atoms
Solvent Atoms	804
Heterogen Atoms	66

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XSCALE	data scaling
PHASER	phasing