5VOS

VGSNKGAIIGL from Amyloid Beta determined by MicroED

Experimental procedure

Source type	ELECTRON MICROSCOPE
Source details	TECNAI F20 TEM
Temperature [K]	100
Detector technology	CMOS
Collection date	2015-04-17
Detector	TVIPS F416 CMOS CAMERA
Wavelength(s)	0.0251
Spacegroup name	P 1 21 1
Unit cell lengths	18.780, 4.730, 33.470
Unit cell angles	90.00, 100.02, 90.00

Refinement procedure

Resolution	32.960 - 1.420
R-factor	0.2389
Rwork	0.234
R-free	0.29240
Structure solution method	MOLECULAR REPLACEMENT
RMSD bond length	0.016
RMSD bond angle	1.838
Data reduction software	XDS
Data scaling software	XSCALE
Phasing software	PHASER
Refinement software	REFMAC

Data quality characteristics

	Overall	Inner shell	Outer shell
Low resolution limit [Å]	32.960	32.960	1.490
High resolution limit [Å]	1.420	4.720	1.420
Rmerge	0.222	0.138	0.496
Rmeas	0.244	0.161	0.611
Total number of observations	5843
Number of reflections	1129	39	84
<I/σ(I)>	4.88	8.34	1.09
Completeness [%]	85.5	92.9	47.5
Redundancy	5.175	3.718	2.571
CC(1/2)	0.980	0.989	0.452

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	Batch	4	310	50 mM sodium citrate, pH 4.0, 10% v/v DMSO