2R83

Crystal structure analysis of human synaptotagmin 1 C2A-C2B

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	SSRL BEAMLINE BL11-1
Synchrotron site	SSRL
Beamline	BL11-1
Temperature [K]	100
Detector technology	CCD
Collection date	2006-03-30
Detector	ADSC QUANTUM 4
Spacegroup name	P 21 21 21
Unit cell lengths	82.372, 86.310, 147.186
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	46.310 - 2.700
R-factor	0.23
Rwork	0.230
R-free	0.25300
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	1rsy PDB ENTRY 1TJX
RMSD bond length	0.007
RMSD bond angle	1.300
Data scaling software	SCALA
Phasing software	PHASER
Refinement software	CNS (1.1)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	50.000	2.850
High resolution limit [Å]	2.700	2.700
Rmerge	0.086	0.440
Number of reflections	29346
<I/σ(I)>	13	2.8
Completeness [%]	99.5	99.9
Redundancy	4	4

Crystallization Conditions

crystal ID	method	pH	temperature	details
1		4.5		3M NACL, 75 MM SODIUM ACETATE, PH 4.5, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293K, pH 4.50