6WHJ

Structure of Ribokinase from Giardia lamblia

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	ROTATING ANODE
Source details	RIGAKU FR-E+ SUPERBRIGHT
Temperature [K]	100
Detector technology	CCD
Collection date	2020-03-27
Detector	RIGAKU SATURN 944+
Wavelength(s)	1.5418
Spacegroup name	P 1 21 1
Unit cell lengths	44.620, 169.920, 84.140
Unit cell angles	90.00, 98.36, 90.00

Refinement procedure

Resolution	46.830 - 2.650
R-factor	0.1814
Rwork	0.179
R-free	0.22390
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	MR-rosetta starting from hhpred hit 1rkd
RMSD bond length	0.005
RMSD bond angle	0.776
Data reduction software	XDS
Data scaling software	XSCALE
Phasing software	MR-Rosetta
Refinement software	PHENIX (1.18rc4)

Data quality characteristics

	Overall	Inner shell	Outer shell
Low resolution limit [Å]	46.830	46.830	2.720
High resolution limit [Å]	2.650	11.850	2.650
Rmerge	0.100	0.025	0.529
Rmeas	0.110	0.028	0.588
Total number of observations	220642
Number of reflections	35700	405	2552
<I/σ(I)>	15.47	51.15	3.05
Completeness [%]	99.4	96.9	97.7
Redundancy	6.18	5.872	5.298
CC(1/2)	0.997	0.999	0.814

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP	6.75	289	Microlytic MCSG1 screen, condition A9: 200mM Magnesium chloride, 22.5% (w/V) PEG 3350, 100mM HEPES free acid / NaOH pH 6.75: GilaA.01141.a.AE1.PS38632 at 34.66mg/ml: tray: 315276a9, cryo: 15% EG in 2 steps: puck vdk2-4