4TQ9

Crystal Structure of a GDP-bound G12V Oncogenic Mutant of Human GTPase KRas

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	APS BEAMLINE 19-ID
Synchrotron site	APS
Beamline	19-ID
Temperature [K]	100
Detector technology	CCD
Collection date	2014-02-12
Detector	ADSC QUANTUM 210r
Wavelength(s)	0.97924
Spacegroup name	C 1 2 1
Unit cell lengths	65.320, 41.427, 115.119
Unit cell angles	90.00, 105.09, 90.00

Refinement procedure

Resolution	37.049 - 1.491
R-factor	0.1656
Rwork	0.164
R-free	0.19400
Structure solution method	MOLECULAR REPLACEMENT
RMSD bond length	0.009
RMSD bond angle	1.297
Data reduction software	HKL-3000
Data scaling software	HKL-3000
Phasing software	PHASER
Refinement software	PHENIX (1.8.4_1496)

Data quality characteristics

	Overall	Inner shell	Outer shell
Low resolution limit [Å]	50.000	50.000	1.520
High resolution limit [Å]	1.490	4.040	1.490
Rmerge	0.061	0.031	0.504
Total number of observations	216217
Number of reflections	48032
<I/σ(I)>	8.5
Completeness [%]	98.5	99.4	93.6
Redundancy	4.5	4.5	3.4

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, HANGING DROP	8.5	293	0.2M Sodium Acetate pH4.5, 0.1M Tris pH 8.5, 24% PEG 3,350