4O3P

Crystal structure of human polymerase eta inserting dctp opposite an 8-oxog containing dna template

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	APS BEAMLINE 21-ID-F
Synchrotron site	APS
Beamline	21-ID-F
Temperature [K]	100
Detector technology	CCD
Collection date	2013-07-21
Detector	MARMOSAIC 225 mm CCD
Wavelength(s)	0.97872
Spacegroup name	P 61
Unit cell lengths	98.198, 98.198, 81.551
Unit cell angles	90.00, 90.00, 120.00

Refinement procedure

Resolution	42.521 - 1.720
R-factor	0.1651
Rwork	0.163
R-free	0.20790
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	4ecq
RMSD bond length	0.011
RMSD bond angle	1.387
Data reduction software	HKL-2000
Data scaling software	HKL-2000
Phasing software	PHASER ((MR))
Refinement software	PHENIX ((phenix.refine: dev_1551))

Data quality characteristics

	Overall	Inner shell	Outer shell
Low resolution limit [Å]	50.000	2.240	1.750
High resolution limit [Å]	1.720	2.170	1.720
Rmerge	0.070	0.127	0.698
Number of reflections	49366
<I/σ(I)>	26.568	17.32	2.73
Completeness [%]	99.9	100	99.6
Redundancy	7.3	7.6	6.7

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, HANGING DROP	5.5	291	0.1 M MES pH 5.5, 5mM magnesium chloride, 16% PEG 2000 MME, VAPOR DIFFUSION, HANGING DROP, temperature 291.0K