2C13

5-hydroxy-levulinic acid bound to Porphobilinogen synthase from Pseudomonas aeruginosa

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	ROTATING ANODE
Source details	RIGAKU RUH3R
Temperature [K]	100
Detector technology	IMAGE PLATE
Collection date	2005-01-31
Detector	RIGAKU-MSC R-AXIS IV
Spacegroup name	P 4 21 2
Unit cell lengths	126.314, 126.314, 85.481
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	89.800 - 2.150
R-factor	0.155
Rwork	0.152
R-free	0.20400
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	1b4k
RMSD bond length	0.017
RMSD bond angle	1.696
Data reduction software	DENZO
Data scaling software	SCALEPACK
Refinement software	REFMAC (5.2.0005)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	40.200	2.230
High resolution limit [Å]	2.150	2.150
Rmerge	0.130	0.460
Number of reflections	37881
<I/σ(I)>	16.7	4.9
Completeness [%]	99.5	99.2
Redundancy	11	9.9

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, HANGING DROP	7		HANGING DROP IN 24-WELL LIMBRO PLATES.DROPS MADE OF 5 MICROL PROTEIN SOLUTION (10 MG/ML PROTEIN, 0.05 M TRIS-HCL, PH 7.5, 0.005 M MGCL2, 0.01 M 5-OH-4-OXO-PENTANOIC ACID SODIUM SALT PLUS 5 MICROL RESERVOIR SOLUTION 9.0 % (W/V) PEG-4000, 0.180 M KCL, 0.009 M CACL2, 0.05 M NA-CACODYLATE PH 6.0