8EZO

Lysozyme Anomalous Dataset at 220 K and 7.1 keV

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4.5	298	5 uL of 0.6 M Sodium Chloride in 100 mM Sodium Acetate buffer pH 4.5 and 25% ethylene glycol were mixed with 5 uL 100 mg/mL lysozyme in 100 mM Sodium Acetate.

Crystal Properties
Matthews coefficient	Solvent content
1.91	35.5

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 76.909	α = 90
b = 76.909	β = 90
c = 36.961	γ = 90

Symmetry
Space Group	P 43 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	220	PIXEL	DECTRIS EIGER X 16M		2020-01-19	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL14-1	1.7462	SSRL	BL14-1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rpim I (All)	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	1.9	38.484	99.9	0.046	0.015	0.999	37.2	15.6		9211			30.8

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.9	1.94	98.2		0.251	0.102	0.992	8.5	11.6

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	SAD	FREE R-VALUE	1.9	38.484	9177	475	99.826	0.158	0.156	0.1913	25.788

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]
-0.006			-0.006		0.011

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_6_deg	16.787
r_dihedral_angle_3_deg	14.036
r_dihedral_angle_2_deg	11.696
r_dihedral_angle_1_deg	6.782
r_lrange_other	6.751
r_lrange_it	6.746
r_scangle_it	5.835
r_scangle_other	5.831
r_scbond_it	4.338
r_scbond_other	4.334
r_mcangle_other	3.949
r_mcangle_it	3.93
r_mcbond_it	3.44
r_mcbond_other	3.389
r_angle_refined_deg	1.633
r_angle_other_deg	0.592
r_xyhbond_nbd_refined	0.384
r_symmetry_xyhbond_nbd_refined	0.335
r_nbd_refined	0.244
r_metal_ion_refined	0.205
r_symmetry_nbd_other	0.204
r_symmetry_nbd_refined	0.191
r_nbtor_refined	0.182
r_nbd_other	0.147
r_chiral_restr	0.089
r_symmetry_nbtor_other	0.081
r_xyhbond_nbd_other	0.048
r_gen_planes_refined	0.01
r_bond_refined_d	0.009
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1001
Nucleic Acid Atoms
Solvent Atoms	84
Heterogen Atoms	16

Software

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