7LKA

Crystal structure of SARS-CoV-2 RBD-targeting antibody COV107-23

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	SSRL BEAMLINE BL12-1
Synchrotron site	SSRL
Beamline	BL12-1
Temperature [K]	100
Detector technology	PIXEL
Collection date	2021-01-12
Detector	DECTRIS EIGER X 16M
Wavelength(s)	0.97946
Spacegroup name	P 1 2 1
Unit cell lengths	79.421, 74.797, 172.676
Unit cell angles	90.00, 99.41, 90.00

Refinement procedure

Resolution	31.005 - 1.981
R-factor	0.2176
Rwork	0.215
R-free	0.26370
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	6xc2
Data reduction software	HKL-2000
Data scaling software	HKL-2000
Phasing software	PHASER
Refinement software	PHENIX (1.16_3549)

Data quality characteristics

	Overall	Inner shell	Outer shell
Low resolution limit [Å]	50.000	50.000	2.010
High resolution limit [Å]	1.980	5.370	1.980
Rmerge	0.140	0.052	1.468
Rmeas	0.151	0.057	1.608
Rpim	0.057	0.021	0.643
Total number of observations	882641
Number of reflections	130797	6520	6496
<I/σ(I)>	4.4
Completeness [%]	94.3	91	94.5
Redundancy	6.7	6.9	5.5
CC(1/2)		0.998	0.663

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP	5.6	293.15	0.085 M of sodium citrate - citric acid pH 5.6, 0.17 M ammonium acetate, 15% (v/v) glycerol, 25.5% (w/v) polyethylene glycol 4000