8IDM

Crystal structure of nanobody VHH-227 with nanobody VHH-T71 and MERS-CoV RBD

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	SSRF BEAMLINE BL02U1
Synchrotron site	SSRF
Beamline	BL02U1
Temperature [K]	100
Detector technology	PIXEL
Collection date	2021-07-09
Detector	DECTRIS EIGER2 S 9M
Wavelength(s)	0.987
Spacegroup name	P 64 2 2
Unit cell lengths	104.440, 104.440, 318.223
Unit cell angles	90.00, 90.00, 120.00

Refinement procedure

Resolution	16.220 - 3.590
R-factor	0.2543
Rwork	0.253
R-free	0.27260
Structure solution method	MOLECULAR REPLACEMENT
RMSD bond length	0.004
RMSD bond angle	0.819
Data reduction software	HKL-2000
Data scaling software	HKL-2000
Phasing software	PHASER
Refinement software	PHENIX (1.18.2_3874)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	16.220	3.717
High resolution limit [Å]	3.590	3.590
Number of reflections	12591	1193
<I/σ(I)>	14.2
Completeness [%]	97.9
Redundancy	16
CC(1/2)	1.000	0.606

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP		291.15	0.05 M Magnesium chloride hexahydrate, 0.1 M HEPES, pH 7.5, 30% v/v PEGmme 550