5IRA

Expanding Nature's Catalytic Repertoire -Directed Evolution of an Artificial Metalloenzyme for In Vivo Metathesis

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION		293	1.5 M AmSO4, 0.1 M Na acetate, pH4

Crystal Properties
Matthews coefficient	Solvent content
2.29	46.22

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 57.496	α = 90
b = 57.496	β = 90
c = 183.415	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		2016-02-14	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SLS BEAMLINE X06SA	0.999989	SLS	X06SA

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	1.5	45.85	100	0.066	26.4	21.2		25264

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	1.5	1.53	100		1.228	2.6	19.1

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	2QCB	1.5	45.85	23966	1269	100	0.137	0.135	0.174	RANDOM	25.34

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]
-0.57			-0.57		1.15

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	27.049
r_sphericity_free	25.014
r_sphericity_bonded	14.153
r_dihedral_angle_4_deg	12.973
r_dihedral_angle_3_deg	12.642
r_dihedral_angle_1_deg	7.829
r_long_range_B_refined	6.261
r_rigid_bond_restr	5.683
r_scbond_it	5.646
r_long_range_B_other	5.193
r_scangle_other	5.057
r_mcangle_it	4.55
r_mcangle_other	4.548
r_scbond_other	4.231
r_mcbond_it	3.901
r_mcbond_other	3.862
r_angle_refined_deg	2.675
r_angle_other_deg	2.002
r_chiral_restr	0.186
r_bond_refined_d	0.031
r_gen_planes_refined	0.015
r_gen_planes_other	0.003
r_bond_other_d	0.002
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	913
Nucleic Acid Atoms
Solvent Atoms	65
Heterogen Atoms	42

Software

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