7ALX

Sav-SOD: Chimeric Streptavidin-cSOD as Host for Artificial Metalloenzymes

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.5	293	20 %w/v PEG 3350 (Precipitant) 0.2 M Na K Phos (Salt) 0.1 M BIS-TRIS prop 7.5 pH (Buffer)

Crystal Properties
Matthews coefficient	Solvent content
1.93	36.4

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 102.525	α = 90
b = 102.525	β = 90
c = 59.077	γ = 90

Symmetry
Space Group	P 42 21 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	PIXEL	DECTRIS EIGER X 16M		2020-02-19	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SLS BEAMLINE X06SA	0.999	SLS	X06SA

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	CC (Half)	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	1.8	45.893	100	0.999	18.9	24.4		29784

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.8	1.84	100		0.958

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 (All)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	4IRW	1.8	45.893	29743	1445	99.97	0.181	0.1794	0.2182	27.668

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]
-0.195			-0.195		0.39

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	27.538
r_dihedral_angle_4_deg	14.674
r_dihedral_angle_3_deg	11.408
r_dihedral_angle_1_deg	7.921
r_lrange_it	6.619
r_lrange_other	6.519
r_scangle_other	4.667
r_scangle_it	4.66
r_mcangle_it	3.97
r_mcangle_other	3.968
r_scbond_it	3.098
r_scbond_other	3.071
r_mcbond_it	2.648
r_mcbond_other	2.645
r_angle_refined_deg	1.973
r_angle_other_deg	1.546
r_symmetry_nbd_refined	0.208
r_nbd_refined	0.201
r_chiral_restr	0.199
r_nbd_other	0.198
r_symmetry_nbd_other	0.191
r_nbtor_refined	0.183
r_xyhbond_nbd_refined	0.152
r_symmetry_xyhbond_nbd_refined	0.13
r_symmetry_nbtor_other	0.085
r_bond_refined_d	0.015
r_gen_planes_refined	0.013
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1839
Nucleic Acid Atoms
Solvent Atoms	156
Heterogen Atoms	82

Software

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