4AGN

Structure of the p53 core domain mutant Y220C bound to the stabilizing small molecule PhiKan5116

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	DIAMOND BEAMLINE I02
Synchrotron site	Diamond
Beamline	I02
Temperature [K]	100
Detector technology	CCD
Detector	ADSC CCD
Spacegroup name	P 21 21 21
Unit cell lengths	65.040, 71.260, 104.880
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	24.607 - 1.600
R-factor	0.1752
Rwork	0.174
R-free	0.19420
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	2j1x
RMSD bond length	0.006
RMSD bond angle	1.074
Phasing software	PHENIX
Refinement software	PHENIX ((PHENIX.REFINE))

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	35.400	1.690
High resolution limit [Å]	1.600	1.600
Rmerge	0.080	0.310
Number of reflections	64327
<I/σ(I)>	12.9	4.4
Completeness [%]	99.0	97
Redundancy	5.4	5.3

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP		294	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.