4R4P

Crystal Structure of the VS ribozyme-A756G mutant

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	APS BEAMLINE 24-ID-E
Synchrotron site	APS
Beamline	24-ID-E
Temperature [K]	77
Detector technology	CCD
Collection date	2013-11-25
Detector	ADSC QUANTUM 315
Wavelength(s)	0.979180
Spacegroup name	P 43 21 2
Unit cell lengths	102.680, 102.680, 211.021
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	41.469 - 3.070
R-factor	0.235
Rwork	0.235
R-free	0.26900
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	4r4v
RMSD bond length	0.009
RMSD bond angle	1.896
Data reduction software	HKL-2000
Data scaling software	HKL-2000
Phasing software	SHELXS
Refinement software	PHENIX ((phenix.refine: 1.8.2_1309))

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	41.469	3.180
High resolution limit [Å]	3.070	3.070
Number of reflections	21134
Completeness [%]	96.7	96.69

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, HANGING DROP	5.8	293	0.1 M Sodium citrate.2H20, 2M Ammonium sulfate, 10% 1,3 butanediol, pH 5.8, VAPOR DIFFUSION, HANGING DROP, temperature 293K