1PPG

The refined 2.3 angstroms crystal structure of human leukocyte elastase in a complex with a valine chloromethyl ketone inhibitor

Experimental procedure

Spacegroup name	P 63
Unit cell lengths	74.200, 74.200, 70.600
Unit cell angles	90.00, 90.00, 120.00

Refinement procedure

Resolution	8.000 - 2.300
R-factor	0.145 *
Rwork	0.145
RMSD bond length	0.022 *
RMSD bond angle	2.790 *
Refinement software	EREF

Data quality characteristics

	Overall
High resolution limit [Å]	2.300 *
Rmerge	0.081 *
Total number of observations	20260 *
Number of reflections	7390 *
Completeness [%]	75.0 *

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	Vapor diffusion, hanging drop *	9 *	20 *

Crystallization Reagents in Literatures

ID	crystal ID	solution	reagent name	concentration (unit)	details
1	1	reservoir	ammonium sulfate	1.2 (M)
2	1	reservoir	Tris-HCl	0.1 (M)