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Crystal structure of the E. coli ribosome bound to CEM-101

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3I1M	3i1m, 3i1n, 3i1o, 3i1p
experimental model	PDB	3I1N	3i1m, 3i1n, 3i1o, 3i1p
experimental model	PDB	3I1O	3i1m, 3i1n, 3i1o, 3i1p
experimental model	PDB	3I1P	3i1m, 3i1n, 3i1o, 3i1p

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	MICROBATCH	6.5	291	PEG8k, MPD

Crystal Properties
Matthews coefficient	Solvent content
3.37	63.5

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 210.759	α = 90
b = 433.272	β = 90
c = 618.863	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	CCD	ADSC QUANTUM 315		2009-06-13	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 12.3.1	1.1	ALS	12.3.1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	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	69.783	97.76	0.111	8.27	3.3		1034420			68.0827419216

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	3i1m, 3i1n, 3i1o, 3i1p	3.1	69.7825450184	1.32616957969	970790	19579	95.8379938181	0.201089122939	0.200038103937	0.21	0.25189911381	0.26	10.465297947

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	17.7088907215
f_angle_d	0.970596774181
f_chiral_restr	0.0711911184504
f_bond_d	0.00574382867221
f_plane_restr	0.00489127025767

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	89302
Nucleic Acid Atoms	193031
Solvent Atoms	1708
Heterogen Atoms	423

Software

Software
Software Name	Purpose
PHENIX	refinement
HKL-2000	data reduction
HKL-2000	data scaling
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.