1ZUP

CRYSTAL STRUCTURE OF A PUTATIVE NUCLEASE WITH A RIBONUCLEASE H-LIKE MOTIF FOLD (TM1739) FROM THERMOTOGA MARITIMA AT 2.20 A RESOLUTION

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	ALS BEAMLINE 8.2.2
Synchrotron site	ALS
Beamline	8.2.2
Temperature [K]	100
Detector technology	CCD
Collection date	2003-12-20
Detector	ADSC QUANTUM 315
Wavelength(s)	1.0000
Spacegroup name	P 43 21 2
Unit cell lengths	82.433, 82.433, 234.492
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	20.000 - 2.200
R-factor	0.22988
Rwork	0.228
R-free	0.26600
Structure solution method	SAD
RMSD bond length	0.018
RMSD bond angle	1.651
Data reduction software	MOSFLM
Data scaling software	SCALA
Phasing software	SHARP
Refinement software	REFMAC (5.2.0005)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	41.220	2.150
High resolution limit [Å]	2.100	2.100
Rmerge		0.014
Number of reflections	48259	3519
<I/σ(I)>	5.5	1.6
Completeness [%]	100.0	100
Redundancy	9.2	6.8

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP, NANODROP		277	0.10M Acetate_Na, 0.03M HCl, 8.00% MPD, VAPOR DIFFUSION, SITTING DROP, NANODROP, temperature 277K
1	VAPOR DIFFUSION, SITTING DROP, NANODROP		277	0.10M Acetate_Na, 0.03M HCl, 8.00% MPD, VAPOR DIFFUSION, SITTING DROP, NANODROP, temperature 277K
1	VAPOR DIFFUSION, SITTING DROP, NANODROP		277	0.10M Acetate_Na, 0.03M HCl, 8.00% MPD, VAPOR DIFFUSION, SITTING DROP, NANODROP, temperature 277K