4P6C

Structure of ribB complexed with inhibitor 4PEH

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	ROTATING ANODE
Source details	RIGAKU MICROMAX-007 HF
Temperature [K]	100
Detector technology	IMAGE PLATE
Collection date	2010-06-24
Detector	MAR scanner 345 mm plate
Wavelength(s)	1.5418
Spacegroup name	P 21 21 21
Unit cell lengths	52.674, 72.654, 100.085
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	19.620 - 1.860
R-factor	0.165
Rwork	0.163
R-free	0.20700
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	1g57
RMSD bond length	0.007
RMSD bond angle	1.141
Data scaling software	XDS
Phasing software	PHASER
Refinement software	PHENIX ((PHENIX.REFINE: DEV_1452))

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	20.000	1.970
High resolution limit [Å]	1.860	1.860
Rmerge	0.105	0.361
Number of reflections	32615
<I/σ(I)>	15.7	5.5
Completeness [%]	99.3	97.7
Redundancy	7.7	7.6

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP	9.1	293	PEG3350, Na2HPO4