1A1H

QGSR (ZIF268 VARIANT) ZINC FINGER-DNA COMPLEX (GCAC SITE)

Experimental procedure

Source type	ROTATING ANODE
Source details	RIGAKU RU200
Temperature [K]	130
Detector technology	IMAGE PLATE
Collection date	1995-06
Detector	RIGAKU RAXIS IIC
Spacegroup name	C 2 2 21
Unit cell lengths	44.100, 55.900, 130.500
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	20.000 - 1.600
R-factor	0.239 *
Rwork	0.235
R-free	0.27700
Structure solution method	MULTIPLE ISOMORPHOUS REPLACEMENT
RMSD bond length	0.010 *
RMSD bond angle	1.480 *
Data reduction software	DENZO
Data scaling software	SCALEPACK
Phasing software	X-PLOR
Refinement software	X-PLOR (3.8)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	20.000	1.660
High resolution limit [Å]	1.600	1.600
Rmerge	0.035 *	0.147 *
Total number of observations	80360 *
Number of reflections	20835
<I/σ(I)>	45.2	4
Completeness [%]	95.7	87.8
Redundancy	3.9	1.7

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	Vapor diffusion, hanging drop *	8.5		27.5-35% PEG 3350, 0-200 MM NACL, 100 MM TRIS PH 8.5, VAPOR DIFFUSION

Crystallization Reagents

ID	crystal ID	solution ID	reagent name	concentration	details
1	1	1	WATER
2	1	1	NACL
3	1	1	MES
4	1	1	PRECIPITATING SOLUTION
5	1	2	WATER
6	1	2	NACL
7	1	2	TRIS
8	1		PEG 3350

Crystallization Reagents in Literatures

ID	crystal ID	solution	reagent name	concentration (unit)	details
1	1	drop	zinc-finger-DNA complex	0.5 (mM)
2	1	drop		150 (mM)
3	1	drop		25 (mM)
4	1	drop	PEG3350	13.25-17.5 (%)
5	1	drop	Tris-HCl	50 (mM)
6	1	reservoir	PEG3350	27.5-35 (%)
7	1	reservoir		0-200 (mM)
8	1	reservoir	Tris-HCl	100 (mM)