8ASS

The Crystal structure of F46Y mutant of the agroavidin-biotin complex

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		293	0.1 M Bis Tris pH 5.8 20% PEG 3350

Crystal Properties
Matthews coefficient	Solvent content
1.89	34.86

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 80.138	α = 90
b = 82.823	β = 90
c = 67.472	γ = 90

Symmetry
Space Group	P 21 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 EIGER2 S 16M		2019-02-23	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID23-1	0.972	ESRF	ID23-1

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	2.12	43.8	95.5	0.109	0.997	7.3	4.2		24821

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.12	2.19			0.977	0.492

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	8AN6	2.12	43.8	22554	1110	90.55	0.24031	0.23659	0.31932	RANDOM	43.528

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]
-0.21			0.08		0.14

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	27.102
r_dihedral_angle_4_deg	17.908
r_dihedral_angle_3_deg	17.608
r_dihedral_angle_1_deg	8.212
r_long_range_B_other	7.792
r_long_range_B_refined	7.791
r_scangle_other	5.375
r_mcangle_it	5.275
r_mcangle_other	5.274
r_mcbond_it	3.529
r_mcbond_other	3.523
r_scbond_it	3.506
r_scbond_other	3.505
r_angle_refined_deg	1.632
r_angle_other_deg	1.251
r_chiral_restr	0.067
r_bond_refined_d	0.008
r_gen_planes_refined	0.007
r_bond_other_d	0.006
r_gen_planes_other	0.001
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
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3596
Nucleic Acid Atoms
Solvent Atoms	44
Heterogen Atoms	64

Software

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