1G5X

The Structure of Beta-Ketoacyl-[Acyl Carrier Protein] Synthase I

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	ROTATING ANODE
Source details	ENRAF-NONIUS FR571
Temperature [K]	100
Detector technology	IMAGE PLATE
Collection date	1999-12-13
Detector	MACSCIENCE
Wavelength(s)	1.5418
Spacegroup name	P 21 21 21
Unit cell lengths	59.100, 139.600, 212.300
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	19.900 - 2.450
R-factor	0.199 *
Rwork	0.199
R-free	0.26600
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	beta-ketoacyl acyl carrier protein synthase II
RMSD bond length	0.008
RMSD bond angle	1.350
Data reduction software	DENZO
Data scaling software	SCALEPACK
Phasing software	AMoRE
Refinement software	X-PLOR (3.851)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	19.900	2.490
High resolution limit [Å]	2.450	2.450
Rmerge	0.070	0.247
Number of reflections	64781
<I/σ(I)>	21.5	5.7
Completeness [%]	96.4	95.3
Redundancy	3.1	2.8

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, HANGING DROP	6.5	291	ammonium sulfate, PEG 400, tris, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystallization Reagents in Literatures

ID	crystal ID	solution	reagent name	concentration (unit)	details
1	1	reservoir	ammonium sulfate	2.0 (M)
2	1	reservoir	PEG400	20 (%)
3	1	reservoir	Tris	100 (mM)