8EGZ

Engineered tyrosine synthase (TmTyrS1) derived from T. maritima TrpB with Ser bound as the amino-acrylate intermediate

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	SSRL BEAMLINE BL12-2
Synchrotron site	SSRL
Beamline	BL12-2
Temperature [K]	100
Detector technology	PIXEL
Collection date	2022-02-03
Detector	DECTRIS PILATUS 6M
Wavelength(s)	0.97946
Spacegroup name	I 4
Unit cell lengths	164.566, 164.566, 84.254
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	40.130 - 1.900
R-factor	0.1713
Rwork	0.170
R-free	0.19190
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	5dvz
RMSD bond length	0.019
RMSD bond angle	1.467
Data reduction software	XDS
Data scaling software	Aimless
Phasing software	PHASER
Refinement software	PHENIX (1.20.1_4487)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	45.970	1.930
High resolution limit [Å]	1.900	1.900
Rmerge	0.160	2.430
Rpim	0.040	0.670
Number of reflections	88525	4524
<I/σ(I)>	12
Completeness [%]	100.0
Redundancy	13.5
CC(1/2)	0.998	0.577

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP		298	1.2 M sodium phosphate monobasic, 0.8 M potassium phosphate dibasic, 0.1 M N-cyclohexyl-3-aminopropanesulfonic acid (CAPS), 0.2 M lithium sulfate