5I7M

Crystal structure of Y345F mutant of human primase p58 iron-sulfur cluster domain

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	APS BEAMLINE 21-ID-G
Synchrotron site	APS
Beamline	21-ID-G
Temperature [K]	100
Detector technology	CCD
Collection date	2016-02-06
Detector	MARMOSAIC 300 mm CCD
Wavelength(s)	0.987
Spacegroup name	C 1 2 1
Unit cell lengths	109.963, 52.624, 89.195
Unit cell angles	90.00, 115.27, 90.00

Refinement procedure

Resolution	80.660 - 1.930
R-factor	0.2131
Rwork	0.211
R-free	0.24980
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	3l9q
Data reduction software	HKL-2000
Data scaling software	HKL-2000
Phasing software	PHASER (2.5.7)
Refinement software	REFMAC (5.8.0135)

Data quality characteristics

	Overall	Inner shell	Outer shell
Low resolution limit [Å]	80.660	50.000	1.960
High resolution limit [Å]	1.930	5.240	1.930
Rmerge	0.087	0.046	0.584
Rmeas	0.099	0.054	0.675
Rpim	0.048	0.027	0.333
Total number of observations	144740
Number of reflections	34870
<I/σ(I)>	6.9
Completeness [%]	99.9	99.6	99.8
Redundancy	4.2	3.9	4
CC(1/2)		0.995	0.886

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, HANGING DROP	6.5	277	75 mg/mL p58C Y345F in 20 mM MES, pH 6.5, 50 mM sodium chloride, reservoir solution: 100 mM Tris, pH 8.5, 150 mM lithium sulfate, 18% PEG3350