3V30

Crystal Structure of the Peptide Bound Complex of the Ankyrin Repeat Domains of Human RFXANK

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	APS BEAMLINE 19-ID
Synchrotron site	APS
Beamline	19-ID
Temperature [K]	100
Detector technology	CCD
Collection date	2010-08-18
Detector	ADSC QUANTUM 315
Wavelength(s)	0.97924
Spacegroup name	C 1 2 1
Unit cell lengths	108.804, 31.499, 63.079
Unit cell angles	90.00, 107.53, 90.00

Refinement procedure

Resolution	46.880 - 1.570
R-factor	0.1656
Rwork	0.164
R-free	0.19540
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	3so8
RMSD bond length	0.009
RMSD bond angle	1.208
Data reduction software	DENZO
Data scaling software	SCALEPACK
Phasing software	MOLREP
Refinement software	REFMAC (refmac_5.6.0081)

Data quality characteristics

	Overall	Inner shell	Outer shell
Low resolution limit [Å]	50.000	50.000	1.610
High resolution limit [Å]	1.570	3.870	1.570
Rmerge	0.039	0.018	0.236
Number of reflections	28759
<I/σ(I)>	27.2
Completeness [%]	99.7	99.7	97.6
Redundancy	4.5	4.4	3.8

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, HANGING DROP	6.5	291	0.1M Bis-Tris pH 6.5, 0.2 M ammonium acetate, 25% PEG 3350, VAPOR DIFFUSION, HANGING DROP, temperature 291K