9LPC

Crystal structure of Escherichia coli trptophanyl-tRNA synthetase in complex with tRNA(Trp)

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	SSRF BEAMLINE BL19U1
Synchrotron site	SSRF
Beamline	BL19U1
Temperature [K]	100
Detector technology	PIXEL
Collection date	2024-03-30
Detector	DECTRIS PILATUS 6M
Wavelength(s)	0.97954
Spacegroup name	P 1
Unit cell lengths	60.788, 63.206, 91.629
Unit cell angles	98.50, 97.25, 100.04

Refinement procedure

Resolution	59.120 - 2.820
R-factor	0.238
Rwork	0.236
R-free	0.27110
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	8i1y
RMSD bond length	0.010
RMSD bond angle	1.207
Data reduction software	xia2
Data scaling software	DIALS
Phasing software	MERLOT
Refinement software	PHENIX ((1.18.2_3874: ???))

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	89.510	2.870
High resolution limit [Å]	2.820	2.820
Rmerge	0.041	0.491
Rmeas	0.050	0.610
Rpim	0.027	0.356
Number of reflections	30805	1346
<I/σ(I)>	21.2	1.3
Completeness [%]	97.4
Redundancy	3.3
CC(1/2)	0.999	0.795

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP		290	0.5 M ammonium acetate, 0.1 M HEPES pH 7.5, 16% w/v PEG 3,350