7AB6

Structure of Chloroflexus aggregans flavin based fluorescent protein (CagFbFP) I52T variant

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		293	0.2M Lithium sulfate 0.1M BIS-Tris pH 5.5 25% PEG 3350

Crystal Properties
Matthews coefficient	Solvent content
2.52	51.24

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 53.866	α = 90
b = 110.784	β = 90
c = 39.094	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 EIGER X 16M		2019-03-24	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SLS BEAMLINE X06SA	0.999987	SLS	X06SA

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	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	48.49	99.6	0.152	0.164	0.059	0.996	9.3	7.4		19058

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.9	1.94	100		0.913	0.977	0.346	0.824		7.7

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	6RHF	1.9	48.49	18079	942	99.4	0.1813	0.1797	0.2132	RANDOM	19.655

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]
0.46			0.25		-0.7

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	28.336
r_dihedral_angle_4_deg	14.016
r_dihedral_angle_3_deg	11.695
r_dihedral_angle_1_deg	6.699
r_angle_refined_deg	1.222
r_angle_other_deg	1.198
r_chiral_restr	0.038
r_gen_planes_refined	0.004
r_bond_refined_d	0.003
r_gen_planes_other	0.001

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	28.336
r_dihedral_angle_4_deg	14.016
r_dihedral_angle_3_deg	11.695
r_dihedral_angle_1_deg	6.699
r_angle_refined_deg	1.222
r_angle_other_deg	1.198
r_chiral_restr	0.038
r_gen_planes_refined	0.004
r_bond_refined_d	0.003
r_gen_planes_other	0.001
r_bond_other_d

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1605
Nucleic Acid Atoms
Solvent Atoms	189
Heterogen Atoms	73

Software

Software
Software Name	Purpose
Aimless	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
XDS	data reduction
MOLREP	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 R01GM133198.