4DXI

Crystal Structure of an Ancestor of All Faviina Proteins

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.7	277	0.06M Tris, 0.1M magnesium sulfate, 20% PEG 4000, pH 7.7, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.08	40.82

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 106.488	α = 90
b = 93.058	β = 92.72
c = 88.998	γ = 90

Symmetry
Space Group	C 1 2 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	IMAGE PLATE	RIGAKU RAXIS IV++		2008-02-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RU200	1.5418

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	1.6	28.35	98.4	0.043	12.9	2.45	274833	112134	3	2

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	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	1.6	28.12	114028	106316	5612	98.16	0.17484	0.17294	0.20981	RANDOM	11.434

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]
		-0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.373
r_dihedral_angle_4_deg	11.778
r_dihedral_angle_3_deg	11.243
r_dihedral_angle_1_deg	6.908
r_sphericity_free	3.394
r_scangle_it	3.048
r_scbond_it	2.054
r_angle_refined_deg	1.402
r_mcangle_it	1.307
r_sphericity_bonded	1.238
r_rigid_bond_restr	1.065
r_angle_other_deg	0.851
r_mcbond_it	0.812
r_mcbond_other	0.31
r_chiral_restr	0.085
r_bond_refined_d	0.011
r_gen_planes_refined	0.01
r_gen_planes_other	0.002
r_bond_other_d	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	7116
Nucleic Acid Atoms
Solvent Atoms	907
Heterogen Atoms	1

Software

Software
Software Name	Purpose
CrystalClear	data collection
PHASER	phasing
REFMAC	refinement
d*TREK	data reduction
SCALA	data scaling