6Y33

Streptavidin mutant S112R with a biotC5-1 cofactor - an artificial iron hydroxylase

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	4	293	2 M (NH4)2SO4, 0.1 M Na-Acetate, pH 4

Crystal Properties
Matthews coefficient	Solvent content
2.29	46.32

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 57.633	α = 90
b = 57.633	β = 90
c = 183.649	γ = 90

Symmetry
Space Group	I 41 2 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		2019-04-12	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SLS BEAMLINE X06SA	1.000	SLS	X06SA

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (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	1.49	45.91	99.6	0.094	1	19.3	24.9		25967

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	1.49	1.51	92.7		2.7	1.2	23

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	FREE R-VALUE	3PK2	1.49	45.91	25938	1284	99.524	0.17	0.1688	0.1916	21.79

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]
0.078			0.078		-0.155

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	26.414
r_dihedral_angle_4_deg	12.269
r_dihedral_angle_3_deg	9.714
r_dihedral_angle_1_deg	7.31
r_lrange_it	6.029
r_lrange_other	6.013
r_scangle_it	4.844
r_scangle_other	4.84
r_scbond_it	3.276
r_scbond_other	3.272
r_mcangle_other	3.235
r_mcangle_it	3.233
r_angle_other_deg	2.527
r_mcbond_it	2.156
r_mcbond_other	2.095
r_angle_refined_deg	1.979
r_symmetry_nbd_other	0.223
r_nbd_other	0.216
r_nbtor_refined	0.177
r_nbd_refined	0.174
r_symmetry_nbd_refined	0.167
r_xyhbond_nbd_refined	0.127
r_symmetry_xyhbond_nbd_refined	0.121
r_chiral_restr	0.089
r_symmetry_nbtor_other	0.084
r_bond_other_d	0.038
r_gen_planes_other	0.018
r_bond_refined_d	0.014
r_gen_planes_refined	0.011

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	924
Nucleic Acid Atoms
Solvent Atoms	78
Heterogen Atoms	23

Software

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