1JR2

Structure of Uroporphyrinogen III Synthase

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	SSRL BEAMLINE BL9-1
Synchrotron site	SSRL
Beamline	BL9-1
Temperature [K]	100
Detector technology	IMAGE PLATE
Collection date	2000-06-01
Detector	MARRESEARCH
Wavelength(s)	0.97
Spacegroup name	P 1
Unit cell lengths	39.852, 59.251, 61.944
Unit cell angles	80.47, 73.32, 88.33

Refinement procedure

Resolution	58.720 - 1.840
R-factor	0.2031
Rwork	0.200
R-free	0.25099
Structure solution method	MAD
Data reduction software	DENZO
Data scaling software	SCALEPACK
Phasing software	SOLVE
Refinement software	REFMAC (5.0)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	100.000	1.880
High resolution limit [Å]	1.850	1.850
Rmerge	0.045 *	0.327 *
Total number of observations	201469 *
Number of reflections	43540
<I/σ(I)>	22	2.6
Completeness [%]	94.0	75.8 *
Redundancy	3	1.3

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP	6 *	4 *	MPD, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystallization Reagents in Literatures

ID	crystal ID	solution	reagent name	concentration (unit)	details
1	1	drop	protein	5 (mg/ml)
2	1	reservoir	MPD	20 (%)
3	1	reservoir	MES	100 (mM)