1R3W

Uroporphyrinogen Decarboxylase Y164F mutant in complex with coproporphyrinogen-III

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	ROTATING ANODE
Source details	RIGAKU RU200
Temperature [K]	100
Detector technology	IMAGE PLATE
Collection date	2003-06-15
Detector	RIGAKU RAXIS IV
Wavelength(s)	1.5418
Spacegroup name	P 31 2 1
Unit cell lengths	103.035, 103.035, 73.646
Unit cell angles	90.00, 90.00, 120.00

Refinement procedure

Resolution	87.710 - 1.700
R-factor	0.1583
Rwork	0.158
R-free	0.18887
Structure solution method	FOURIER SYNTHESIS
Starting model (for MR)	1uro
RMSD bond length	0.015
RMSD bond angle	1.549
Data reduction software	DENZO
Data scaling software	SCALEPACK
Refinement software	REFMAC

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	87.710	1.760
High resolution limit [Å]	1.700	1.700
Rmerge	0.071	0.390
Number of reflections	49087
<I/σ(I)>	12	1.8
Completeness [%]	99.0	99
Redundancy	5.9	5.9

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	LIQUID DIFFUSION	6.5	294	PBG, PBG-D and U3S were added to the protein solution in an anaerobic chamber. URO-D was active under these conditions, converting uro'gen-III to cop'gen-III. 1.5 M citrate, pH 6.5, LIQUID DIFFUSION, temperature 294K