7SEN

Crystal structure of Fab containing a fluorescent noncanonical amino acid with blocked excited state proton transfer

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		283	27-33% PEG 3350, 0.1 M Citric acid/Sodium citrate pH 3.0-4.0

Crystal Properties
Matthews coefficient	Solvent content
2.04	39.71

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 90.174	α = 90
b = 59.811	β = 96.09
c = 73.043	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	100	CCD	ADSC QUANTUM 315r		2017-04-17	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 8.2.2	0.98	ALS	8.2.2

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (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	2.09	72.63	94.1	0.133	0.156	0.081	4.2	3.5		21470

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	2.1	2.14	66.1		0.411	0.492	0.266	0.782		2.7

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	6bjz	2.09	72.63	20380	1090	93.61	0.189	0.1855	0.2533	RANDOM	30.525

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]
-0.22		-0.12	0.11		0.14

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.894
r_dihedral_angle_4_deg	20.465
r_dihedral_angle_3_deg	14.693
r_dihedral_angle_1_deg	7.555
r_angle_refined_deg	1.803
r_angle_other_deg	1.009
r_chiral_restr	0.099
r_bond_refined_d	0.014
r_bond_other_d	0.002
r_gen_planes_refined	0.002

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.894
r_dihedral_angle_4_deg	20.465
r_dihedral_angle_3_deg	14.693
r_dihedral_angle_1_deg	7.555
r_angle_refined_deg	1.803
r_angle_other_deg	1.009
r_chiral_restr	0.099
r_bond_refined_d	0.014
r_bond_other_d	0.002
r_gen_planes_refined	0.002
r_gen_planes_other

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3266
Nucleic Acid Atoms
Solvent Atoms	131
Heterogen Atoms

Software

Software
Software Name	Purpose
HKL-2000	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data reduction

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.