8Z2E

Crystal structure of nanobody Tnb04-1 with antibody 1F11 fab and SARS-CoV-2 RBD

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	SSRF BEAMLINE BL18U1
Synchrotron site	SSRF
Beamline	BL18U1
Temperature [K]	100
Detector technology	PIXEL
Collection date	2023-09-11
Detector	DECTRIS PILATUS 6M
Wavelength(s)	0.97853
Spacegroup name	P 21 21 21
Unit cell lengths	88.142, 89.747, 127.345
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	73.360 - 2.300
R-factor	0.1966
Rwork	0.195
R-free	0.23350
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	7x2l 7cdi
RMSD bond length	0.009
RMSD bond angle	1.091
Data reduction software	XDS
Data scaling software	XDS
Phasing software	PHASER
Refinement software	PHENIX ((1.18.2_3874: ???))

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	73.360	2.420
High resolution limit [Å]	2.300	2.300
Number of reflections	45733	6609
<I/σ(I)>	12.5
Completeness [%]	99.6
Redundancy	13.2
CC(1/2)	0.998	0.864

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP		291	0.2 M Ammonium phosphate dibasic 20% w/v Polyethylene glycol 3,350