6V1R

Crystal structure of iAChSnFR Fluorescent Acetylcholine Sensor precursor binding protein

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	SSRL BEAMLINE BL12-2
Synchrotron site	SSRL
Beamline	BL12-2
Temperature [K]	100
Detector technology	PIXEL
Collection date	2019-07-05
Detector	DECTRIS PILATUS 6M
Wavelength(s)	1
Spacegroup name	P 21 21 21
Unit cell lengths	46.760, 65.781, 96.592
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	38.110 - 1.640
R-factor	0.182
Rwork	0.180
R-free	0.22100
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	6efr
RMSD bond length	0.006
RMSD bond angle	0.863
Data reduction software	XDS
Data scaling software	Aimless
Phasing software	PHASER
Refinement software	PHENIX (1.17.1_3660)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	38.110	1.704
High resolution limit [Å]	1.640	1.645
Rmerge	0.069	1.257
Rmeas	0.076	1.366
Rpim	0.030	0.527
Number of reflections	36549	3406
<I/σ(I)>	13.18	1.17
Completeness [%]	98.9	93.98
Redundancy	6.4	6.3
CC(1/2)	0.999	0.636

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP	9.5	293	20% PEG 8,000 0.1 M CHES, pH 9.5 10 mM spermidine