4WA7

Crystal Structure of a GDP-bound Q61L Oncogenic Mutant of Human GT- Pase 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	P 63
Unit cell lengths	82.493, 82.493, 40.761
Unit cell angles	90.00, 90.00, 120.00

Refinement procedure

Resolution	35.721 - 1.986
R-factor	0.1882
Rwork	0.184
R-free	0.23250
Structure solution method	MOLECULAR REPLACEMENT
RMSD bond length	0.005
RMSD bond angle	0.931
Data reduction software	HKL-2000
Data scaling software	HKL-2000
Phasing software	PHASER
Refinement software	PHENIX ((phenix.refine: 1.8.4_1496))

Data quality characteristics

	Overall	Inner shell	Outer shell
Low resolution limit [Å]	50.000	50.000	2.010
High resolution limit [Å]	1.980	5.370	1.980
Rmerge	0.072	0.050	0.858
Rmeas	0.077	0.054	0.930
Rpim	0.028	0.020	0.352
Total number of observations	85090
Number of reflections	11071
<I/σ(I)>	12.1
Completeness [%]	99.6	98.7	96.1
Redundancy	7.7	7.5	6.4
CC(1/2)		0.997	0.696

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, HANGING DROP	4	293	0.1M MMT pH 4.0, 24% PEG6000