8GZO

Crystal structure of collagen heterotrimer with K, D, E, R residuesC

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	SSRF BEAMLINE BL17U1
Synchrotron site	SSRF
Beamline	BL17U1
Temperature [K]	100
Detector technology	PIXEL
Collection date	2020-06-15
Detector	DECTRIS PILATUS 6M
Wavelength(s)	0.9798
Spacegroup name	C 1 2 1
Unit cell lengths	61.298, 42.454, 28.930
Unit cell angles	90.00, 105.46, 90.00

Refinement procedure

Resolution	18.020 - 1.230
R-factor	0.1744
Rwork	0.174
R-free	0.19040
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	5yan
Data reduction software	HKL-2000
Data scaling software	HKL-2000
Phasing software	PHENIX
Refinement software	PHENIX (1.20.1_4487)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	18.020	1.250
High resolution limit [Å]	1.230	1.230
Rmerge	0.041	0.041
Number of reflections	18749	18739
<I/σ(I)>	32.02
Completeness [%]	89.9
Redundancy	6.1

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP		277	0.2M ammonium acetate, 0.1M Sodium acetate, pH 4.5, 30% PEG 3350