6B4V

Antibiotic blasticidin S and E. coli release factor 1 bound to the 70S ribosome

This is a non-PDB format compatible entry.

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	APS BEAMLINE 23-ID-D
Synchrotron site	APS
Beamline	23-ID-D
Temperature [K]	100
Detector technology	PIXEL
Collection date	2015-12-19
Detector	DECTRIS PILATUS3 6M
Wavelength(s)	1.033
Spacegroup name	P 21 21 21
Unit cell lengths	211.849, 452.539, 624.450
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	50.000 - 3.400
Structure solution method	MOLECULAR REPLACEMENT
Data reduction software	XDS
Data scaling software	XSCALE
Phasing software	PHENIX
Refinement software	PHENIX

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	70.000
High resolution limit [Å]	3.400	3.400
Number of reflections	813599
<I/σ(I)>	6.89
Completeness [%]	99.9
Redundancy	6.5

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, HANGING DROP	7.5	289	3 uL 70S*mRNA*tRNAfMet*RF1*antibiotic complex + 3 uL crystallization buffer (0.1 M Tris-HCl, pH 7.5, 4% v/v PEG20000, 8% v/v MPD, 0.2 M potassium thiocyanate). 4-fold molar excess of E. coli release factor 1 and 1 mM blasticidin S were added during complex formation. Reservoir: 300 uL 0.4-0.6 M sodium chloride.