7JKM

REGN1 Human Fab in complex with anti-Kappa VHH domain

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	NSLS-II BEAMLINE 17-ID-1
Synchrotron site	NSLS-II
Beamline	17-ID-1
Temperature [K]	100
Detector technology	PIXEL
Collection date	2019-12-10
Detector	DECTRIS EIGER X 9M
Wavelength(s)	.91942
Spacegroup name	P 1 21 1
Unit cell lengths	62.365, 75.930, 64.003
Unit cell angles	90.00, 90.81, 90.00

Refinement procedure

Resolution	29.490 - 1.780
R-factor	0.1833
Rwork	0.182
R-free	0.21030
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	4ioi
RMSD bond length	0.014
RMSD bond angle	1.530
Data reduction software	DIALS
Data scaling software	XDS
Phasing software	PHASER
Refinement software	PHENIX (1.18.2_3874)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	29.490	1.847
High resolution limit [Å]	1.780	1.783
Rmerge	0.025	0.329
Rmeas	0.036	0.465
Rpim	0.025	0.329
Number of reflections	53611	3714
<I/σ(I)>	16.21	1.52
Completeness [%]	94.1	65.64
Redundancy	1.9	1.7
CC(1/2)	0.999	0.866

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, HANGING DROP	5.6	298	25.5% (w/v) PEG 4000, 0.17M ammonium acetate, 0.085M sodium citrate HCl, pH 5.6, with 15% (v/v) glycerol