4IYD

Insulin glargine crystal structure 1

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	ROTATING ANODE
Source details	RIGAKU MICROMAX-007 HF
Temperature [K]	100
Detector technology	IMAGE PLATE
Collection date	2012-09-19
Detector	RIGAKU RAXIS IV++
Wavelength(s)	1.502
Spacegroup name	I 21 3
Unit cell lengths	77.325, 77.325, 77.325
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	31.568 - 1.660
Rwork	0.197
R-free	0.22530
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	1trz
RMSD bond length	0.016
RMSD bond angle	1.370
Data reduction software	d*TREK (9.9.8.6 W9RSSI)
Data scaling software	d*TREK
Phasing software	PHASER (2.5.3)
Refinement software	PHENIX (dev_1184)

Data quality characteristics

	Overall	Inner shell	Outer shell
Low resolution limit [Å]	31.570	31.570	1.720
High resolution limit [Å]	1.660	3.580	1.660
Rmerge	0.067	0.061	0.454
Total number of observations		4166	3901
Number of reflections	9252
<I/σ(I)>	11.1	35.4	2
Completeness [%]	99.9	99.8	100
Redundancy	4.29	4.05	4.19

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP	8	293	0.1 M Tris, 30% PEG-400 v/v, 0.2 M sodium citrate dihydrate, pH 8.0, vapor diffusion, sitting drop, temperature 293K