1NKS

ADENYLATE KINASE FROM SULFOLOBUS ACIDOCALDARIUS

Experimental procedure

Source type	SYNCHROTRON
Source details	EMBL/DESY, HAMBURG BEAMLINE X11
Synchrotron site	EMBL/DESY, HAMBURG
Beamline	X11
Temperature [K]	292
Detector technology	IMAGE PLATE
Collection date	1996-06
Detector	MARRESEARCH
Spacegroup name	P 21 21 21
Unit cell lengths	73.510, 145.690, 172.280
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	40.000 - 2.570
R-factor	0.164 *
Rwork	0.164
R-free	0.21800
Structure solution method	MIR
Data reduction software	MOSFLM
Data scaling software	CCP4 ((SCALA))
Phasing software	MLPHARE
Refinement software	REFMAC

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	40.000	2.640
High resolution limit [Å]	2.570	2.570
Rmerge	0.091 *	0.266 *
Total number of observations	168355 *
Number of reflections	54962
<I/σ(I)>	13.3	2
Completeness [%]	92.0	56
Redundancy	3	1.4

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	Vapor diffusion, hanging drop *	7.5		PROTEIN WAS CRYSTALLIZED FROM 2 M SODIUM FORMATE AT PH 7.5 AT A PROTEIN CONCENTRATION OF 5 MG/ML; PROTEIN SOLUTION WAS QUARTZ-DISTILLED AND NO NUCLEOTIDES WERE ADDED.

Crystallization Reagents in Literatures

ID	crystal ID	solution	reagent name	concentration (unit)	details
1	1	drop	protein	5 (mg/ml)
2	1	drop	sodium formate	2 (M)
3	1	reservoir	sodium formate	4 (M)