7CRL

Structure of Chloride ion pumping rhodopsin (ClR) with NTQ motif 50 ps after light activation

X-RAY DIFFRACTION

Serial Crystallography (SX)

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	5G28

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	LIPIDIC CUBIC PHASE	7	293	monoolein added, in syringe

Crystal Properties
Matthews coefficient	Solvent content
2.85	56.85

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 103.37	α = 90
b = 50.09	β = 109.69
c = 69.39	γ = 90

Symmetry
Space Group	C 1 2 1

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	CS-PAD CXI-1		2018-10-22	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	FREE ELECTRON LASER	SLAC LCLS BEAMLINE CXI	1.3	SLAC LCLS	CXI

Serial Crystallography

Sample delivery method
Diffraction ID	Description	Sample Delivery Method
1	LCP injection	injection

Measurement
Diffraction ID	Pulse Duration	Pulse Repetition Rate	Focal Spot Size	Pulse Energy	Photons Per Pulse
1	100 (fs)	120	1	9.54 (KeV)

Data Reduction
Diffraction ID	Frames Indexed	Crystal Hits	Frames Indexed	Latices Merged
1	23718	23718	23718

Injection
Diffraction ID	Description	Flow Rate	Injector Diameter	Injection Power	Injector Nozzle	Filter Size	Carrier Solvent
1	LCP injector	undefined (µl/min)	undefined (µm)

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.77	20.9	100	0.9767	4.86	290		33081			4.67

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.77	1.8	100		0.7324		62.6

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	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	5G28	1.85	20.64	27268	1372	94.96	0.2828	0.2803	0.3309	4.24

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]

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	22.5808
f_angle_d	2.2747
f_chiral_restr	0.1023
f_bond_d	0.0228
f_plane_restr	0.0131

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2072
Nucleic Acid Atoms
Solvent Atoms	106
Heterogen Atoms	121

Software

Software
Software Name	Purpose
PHENIX	refinement
CrystFEL	data reduction
CrystFEL	data scaling
Coot	model building
PHENIX	phasing

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.