5A7B

Structure of the p53 cancer Y220C bound to the stabilizing small molecule PhiKan5211

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	DIAMOND BEAMLINE I03
Synchrotron site	Diamond
Beamline	I03
Temperature [K]	100
Detector technology	PIXEL
Detector	DECTRIS PILATUS 6M
Spacegroup name	P 21 21 21
Unit cell lengths	65.120, 71.111, 105.114
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	24.957 - 1.400
R-factor	0.1771
Rwork	0.176
R-free	0.19220
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	2j1x
RMSD bond length	0.006
RMSD bond angle	1.059
Phasing software	PHENIX
Refinement software	PHENIX ((PHENIX.REFINE))

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	29.600	1.480
High resolution limit [Å]	1.400	1.400
Rmerge	0.060	0.510
Number of reflections	94496
<I/σ(I)>	13	3.2
Completeness [%]	99.9	99.9
Redundancy	5.3	5.2

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP		294	CRYSTALLIZATION CONDITIONS: SITTING-DROP VAPOR DIFFUSION AT 21 DEGREE C. PROTEIN SOLUTION: 6 MG/ML PROTEIN IN 25 MM SODIUM PHOSPHATE, PH 7.2, 150 MM KCL, 5 MM DTT. RESERVOIR BUFFER: 100 MM HEPES, PH 7.2, 19% (W/V) POLYETHYLENE GLYCOL 4000, 5 MM DTT. SOAKING BUFFER: 30 MM COMPOUND IN 100 MM HEPES, PH 7.2, 10 MM SODIUM PHOSPHATE, PH 7.2, 19% (W/V) POLYETHYLENE GLYCOL 4000, 20 % (V/V) GLYCEROL, 150 MM KCL.