3L4L

Crystal Structure of an Anopheles gambiae Odorant-binding Protein AgamOBP22a with Bound Odorant Benzaldehyde

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	ROTATING ANODE
Source details	RIGAKU
Temperature [K]	100
Detector technology	CCD
Collection date	2009-07-08
Detector	RIGAKU SATURN 944
Wavelength(s)	1.5418
Spacegroup name	C 1 2 1
Unit cell lengths	72.349, 37.852, 43.586
Unit cell angles	90.00, 98.96, 90.00

Refinement procedure

Resolution	27.400 - 1.900
R-factor	0.172
Rwork	0.167
R-free	0.21600
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	3l4a
RMSD bond length	0.005
RMSD bond angle	0.847
Data reduction software	DENZO
Data scaling software	SCALEPACK
Phasing software	PHENIX
Refinement software	PHENIX

Data quality characteristics

	Overall	Inner shell	Outer shell
Low resolution limit [Å]	30.000	30.000	1.930
High resolution limit [Å]	1.900	5.150	1.900
Rmerge	0.090	0.041	0.455
Number of reflections	9293
<I/σ(I)>	9.8
Completeness [%]	99.4	99.8	88.6
Redundancy	6.9	7	4.9

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, HANGING DROP	7	298	Ammonium citrate tribasic, MPD, 1% benzaldehyde, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K