6RXI

In-flow serial synchrotron crystallography using a 3D-printed microfluidic device (3D-MiXD): Lysozyme

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	BATCH MODE	3	293	30 mg/mL lysozyme in 100 mM NaAc (pH3.0) rapidly mixed in a 1:1 ratio with precipitant (100 mM NaAc pH 3.0, 20% NaCl, 6% PEG 6000)

Crystal Properties
Matthews coefficient	Solvent content
2.14	42.65

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 79.7	α = 90
b = 79.7	β = 90
c = 38.55	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	293	PIXEL	DECTRIS EIGER X 4M		2018-02-13	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE MASSIF-3	0.9686	ESRF	MASSIF-3

Serial Crystallography

Sample delivery method
Diffraction ID	Description	Sample Delivery Method
1		injection

Injection
Diffraction ID	Description	Flow Rate	Injector Diameter	Injection Power	Injector Nozzle	Filter Size	Carrier Solvent
1	3D-printed microfluidic device	0.83					crystallization buffer

Measurement
Diffraction ID	Pulse Duration	Pulse Repetition Rate	Focal Spot Size	Pulse Energy	Photons Per Pulse
1

Data Reduction
Diffraction ID	Frames Indexed	Crystal Hits	Total Frames
1	450000		1000000

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Split (All)	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	56.36	100	0.06	6.21	625		8876			31.3

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Split (All)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2	2.08	100		0.57	1.83	448

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	6H79	2	56.36	8437	404	99.98	0.15984	0.15781	0.20117	RANDOM	36.959

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]
-0.38			-0.38		0.75

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	28.477
r_dihedral_angle_4_deg	24.45
r_dihedral_angle_3_deg	15.726
r_long_range_B_other	7.774
r_long_range_B_refined	7.771
r_dihedral_angle_1_deg	6.827
r_scangle_other	6.373
r_scbond_it	4.179
r_scbond_other	4.175
r_mcangle_other	3.663
r_mcangle_it	3.643
r_mcbond_it	2.972
r_mcbond_other	2.952
r_angle_refined_deg	1.584
r_angle_other_deg	1.384
r_chiral_restr	0.077
r_bond_refined_d	0.009
r_gen_planes_refined	0.007
r_bond_other_d	0.001
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	1001
Nucleic Acid Atoms
Solvent Atoms	49
Heterogen Atoms	10

Software

Software
Software Name	Purpose
REFMAC	refinement
CrystFEL	data reduction
CrystFEL	data scaling
MOLREP	phasing