5K5S

Crystal structure of the active form of human calcium-sensing receptor extracellular domain

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	APS BEAMLINE 24-ID-C
Synchrotron site	APS
Beamline	24-ID-C
Temperature [K]	100
Detector technology	PIXEL
Collection date	2014-11-07
Detector	DECTRIS PILATUS 6M-F
Wavelength(s)	1.7712
Spacegroup name	C 1 2 1
Unit cell lengths	107.660, 127.450, 146.770
Unit cell angles	90.00, 108.72, 90.00

Refinement procedure

Resolution	38.070 - 2.600
R-factor	0.2119
Rwork	0.211
R-free	0.22240
Structure solution method	MOLECULAR REPLACEMENT
RMSD bond length	0.009
RMSD bond angle	1.140
Data reduction software	XDS
Data scaling software	Aimless
Phasing software	PHASER
Refinement software	BUSTER (2.10.1)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	38.070	2.900
High resolution limit [Å]	2.600	2.600
<I/σ(I)>		2.3
Completeness [%]		97.1
Redundancy		6.8

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP		293	1.6 M NaH2PO4, 0.4 M K2HPO4, 100 mM Na2HPO4/citric acid pH 4.2, 10 mM CaCl2, 10 mM L-Trp