6V28

Complex of double mutant (T89V,K162T) of E. coli L-asparaginase II with L-Asp

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	ROTATING ANODE
Source details	RIGAKU MICROMAX-007 HF
Temperature [K]	100
Detector technology	PIXEL
Collection date	2018-06-13
Detector	DECTRIS EIGER X 4M
Wavelength(s)	1.5418
Spacegroup name	C 1 2 1
Unit cell lengths	151.342, 62.538, 141.299
Unit cell angles	90.00, 117.68, 90.00

Refinement procedure

Resolution	27.900 - 1.950
R-factor	0.144
Rwork	0.142
R-free	0.18630
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	3eca
RMSD bond length	0.019
RMSD bond angle	1.864
Data reduction software	HKL-2000
Data scaling software	HKL-2000
Phasing software	PHASER
Refinement software	REFMAC (5.8.0158)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	40.000	1.980
High resolution limit [Å]	1.950	1.950
Rmerge	0.066	0.514
Rpim	0.044	0.423
Number of reflections	84238	3808
<I/σ(I)>	15.7	1.72
Completeness [%]	98.3
Redundancy	3.1
CC(1/2)	0.912	0.671

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, HANGING DROP	5.5	293	40% (w/v) PEG3350, 10 mM L-Asn, and 0.17 M sodium citrate