6BOK

E. coli release factor 1 (containing deletion 302-304) bound to the 70S ribosome

This is a non-PDB format compatible entry.

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	NSLS BEAMLINE X25
Synchrotron site	NSLS
Beamline	X25
Temperature [K]	100
Detector technology	PIXEL
Collection date	2014-04-23
Detector	DECTRIS PILATUS 6M
Wavelength(s)	1.1
Spacegroup name	P 21 21 21
Unit cell lengths	210.820, 450.450, 615.170
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	50.000 - 3.550
Data reduction software	XDS
Data scaling software	XSCALE
Phasing software	PHENIX
Refinement software	PHENIX

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	90.000	3.750
High resolution limit [Å]	3.550	3.550
Number of reflections	699120
<I/σ(I)>	7.9
Completeness [%]	100.0
Redundancy	38.5

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, HANGING DROP	7.5	289	3 uL of 70S*mRNA*tRNAfMet*RF1 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 was added during complex formation. Reservoir: 300 uL 0.4-0.6 M sodium chloride.
2	VAPOR DIFFUSION, HANGING DROP	7.5	289	3 uL of 70S*mRNA*tRNAfMet*RF1 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 was added during complex formation. Reservoir: 300 uL 0.4-0.6 M sodium chloride.
3	VAPOR DIFFUSION, HANGING DROP	7.5	289	3 uL of 70S*mRNA*tRNAfMet*RF1 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 was added during complex formation. Reservoir: 300 uL 0.4-0.6 M sodium chloride.
4	VAPOR DIFFUSION, HANGING DROP	7.5	289	3 uL of 70S*mRNA*tRNAfMet*RF1 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 was added during complex formation. Reservoir: 300 uL 0.4-0.6 M sodium chloride.
5	VAPOR DIFFUSION, HANGING DROP	7.5	289	3 uL of 70S*mRNA*tRNAfMet*RF1 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 was added during complex formation. Reservoir: 300 uL 0.4-0.6 M sodium chloride.
5	VAPOR DIFFUSION, HANGING DROP	7.5	289	3 uL of 70S*mRNA*tRNAfMet*RF1 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 was added during complex formation. Reservoir: 300 uL 0.4-0.6 M sodium chloride.