8E8B

Human DNA polymerase eta-DNA-rU-ended primer ternary mismatch complex:ground state at pH7.0 (K+ MES) with 1 Ca2+ ion

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	APS BEAMLINE 21-ID-D
Synchrotron site	APS
Beamline	21-ID-D
Temperature [K]	100
Detector technology	PIXEL
Collection date	2022-04-21
Detector	DECTRIS EIGER X 9M
Wavelength(s)	0.97618
Spacegroup name	P 61
Unit cell lengths	97.870, 97.870, 82.130
Unit cell angles	90.00, 90.00, 120.00

Refinement procedure

Resolution	32.040 - 2.200
R-factor	0.1976
Rwork	0.195
R-free	0.24320
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	7m7l
Data reduction software	XDS
Data scaling software	XSCALE
Phasing software	MOLREP
Refinement software	PHENIX (1.20.1_4487)

Data quality characteristics

	Overall	Inner shell	Outer shell
Low resolution limit [Å]	32.040	32.040	2.070
High resolution limit [Å]	2.020	9.030	2.020
Rmerge	0.081	0.049	0.814
Rmeas	0.084	0.050	0.908
Total number of observations	529123
Number of reflections	50583	634	1241
<I/σ(I)>	17.13	50.4	1.7
Completeness [%]	87.5	99.4	28.9
Redundancy	10.46	15.473	4.618
CC(1/2)	0.999	0.999	0.648

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, HANGING DROP	7	298	PEG 2000MME, 0.1 M MES