6BZ7

Thermus thermophilus 70S containing 16S G299A point mutation and near-cognate ASL Leucine in A site.

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7	293	3.8% PEG 20k, 3.8% PEG 550MME, 100 mM TRIS-ACETATE, 200 mM KSCN, 10 mM MAGNESIUM ACETATE 2.8 mM DOBC
2	VAPOR DIFFUSION, SITTING DROP	7	293	4.1% PEG 20k, 4.1% PEG 550MME, 100 mM TRIS-ACETATE, 200 mM KSCN, 10 mM MAGNESIUM ACETATE 2.8 mM DOBC

Crystal Properties
Matthews coefficient	Solvent content
3.25	62.15
3.25	62.15

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 210.696	α = 90
b = 446.14	β = 90
c = 616.004	γ = 90

Symmetry
Space Group	P 21 21 21

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 PILATUS 6M-F	S/N 60-0112-F	2014-10-27	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 24-ID-C	0.97	APS	24-ID-C

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim 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	3.64	145.572	99.3	0.298	0.323	0.991	6.23	6.83		638848			92.16

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	3.64	3.73	99.3		1.169	1.302	0.344	1.38	5.225

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	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	THROUGHOUT	4V97	3.68	145.572	1.35	618479	27803	99.32	0.2299	0.2278	0.2743	106.595

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	13.892
f_angle_d	0.7
f_chiral_restr	0.038
f_plane_restr	0.006
f_bond_d	0.003

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	92844
Nucleic Acid Atoms	201421
Solvent Atoms
Heterogen Atoms	1315

Software

Software
Software Name	Purpose
XDS	data reduction
XSCALE	data scaling
PHENIX	phasing
PHENIX	refinement
PDB_EXTRACT	data extraction

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.