1HZH

CRYSTAL STRUCTURE OF THE INTACT HUMAN IGG B12 WITH BROAD AND POTENT ACTIVITY AGAINST PRIMARY HIV-1 ISOLATES: A TEMPLATE FOR HIV VACCINE DESIGN

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	SSRL BEAMLINE BL7-1
Synchrotron site	SSRL
Beamline	BL7-1
Temperature [K]	96
Detector technology	IMAGE PLATE
Collection date	1999-01-18
Detector	MARRESEARCH
Spacegroup name	H 3 2
Unit cell lengths	271.320, 271.320, 175.180
Unit cell angles	90.00, 90.00, 120.00

Refinement procedure

Resolution	29.650 - 2.700
R-factor	0.225 *
Rwork	0.229
R-free	0.27200 *
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	1CBV human Fc coordinates (unpublished)
RMSD bond length	0.005 *
RMSD bond angle	1.200 *
Data reduction software	DENZO
Data scaling software	SCALEPACK
Phasing software	AMoRE
Refinement software	CNS (0.9)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	29.650	2.750
High resolution limit [Å]	2.700	2.700
Rmerge	0.072 *	0.626 *
Total number of observations	187712 *
Number of reflections	63686 *	3113 *
<I/σ(I)>	17.6	2.4
Completeness [%]	94.4	95.5
Redundancy	2.9	2.7

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP	7.2 *	295.5	Saphire, E.O., (2001) Acta Crystallogr., D57, 168. *

Crystallization Reagents in Literatures

ID	crystal ID	solution	reagent name	concentration (unit)	details
1	1	drop	protein	16 (mg/ml)	pH7.2
2	1	drop	sodium azide	0.02 (%)
3	1	reservoir	ammonium sulfate	800 (mM)
4	1	reservoir	sodium cacodylate	100 (mM)	pH6.5