6NBN

Structure of Aedes aegypti OBP22 in the complex with arachidonic acid

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-15N HSQC	650 uM [U-13C; U-15N] OBP22, 650 uM ARACHIDONIC ACID, 20 mM sodium phosphate	90% H2O/10% D2O	20 mM	6.5	820 mbar	298	Varian DD2 900
2	2D 1H-13C HSQC aliphatic	650 uM [U-13C; U-15N] OBP22, 650 uM ARACHIDONIC ACID, 20 mM sodium phosphate	90% H2O/10% D2O	20 mM	6.5	820 mbar	298	Varian DD2 900
3	2D 1H-13C HSQC aromatic	650 uM [U-13C; U-15N] OBP22, 650 uM ARACHIDONIC ACID, 20 mM sodium phosphate	90% H2O/10% D2O	20 mM	6.5	820 mbar	298	Varian DD2 900
17	2D (HB)CB(CGCD)HD	670 uM [U-95% 13C; U-98% 15N] Aedes aegypti odorant binding protein 22, 670 uM ARACHIDONIC ACID, 20 mM sodium phosphate	99% D2O/1 % H2O	20 mM	6.1	820 mbar	298	Varian DD2 900
4	3D HNCACB	650 uM [U-13C; U-15N] OBP22, 650 uM ARACHIDONIC ACID, 20 mM sodium phosphate	90% H2O/10% D2O	20 mM	6.5	820 mbar	298	Varian INOVA 600
5	3D CBCA(CO)NH	650 uM [U-13C; U-15N] OBP22, 650 uM ARACHIDONIC ACID, 20 mM sodium phosphate	90% H2O/10% D2O	20 mM	6.5	820 mbar	298	Varian INOVA 600
6	3D C(CO)NH	650 uM [U-13C; U-15N] OBP22, 650 uM ARACHIDONIC ACID, 20 mM sodium phosphate	90% H2O/10% D2O	20 mM	6.5	820 mbar	298	Varian INOVA 600
10	3D HBHA(CO)NH	650 uM [U-13C; U-15N] OBP22, 650 uM ARACHIDONIC ACID, 20 mM sodium phosphate	90% H2O/10% D2O	20 mM	6.5	820 mbar	298	Varian INOVA 600
9	3D HNCO	650 uM [U-13C; U-15N] OBP22, 650 uM ARACHIDONIC ACID, 20 mM sodium phosphate	90% H2O/10% D2O	20 mM	6.5	820 mbar	298	Varian INOVA 600
8	3D (HACA)CO(CA)NH	650 uM [U-13C; U-15N] OBP22, 650 uM ARACHIDONIC ACID, 20 mM sodium phosphate	90% H2O/10% D2O	20 mM	6.5	820 mbar	298	Varian INOVA 600
7	3D 13C/15N- NOESY-HSQC	650 uM [U-13C; U-15N] OBP22, 650 uM ARACHIDONIC ACID, 20 mM sodium phosphate	90% H2O/10% D2O	20 mM	6.5	820 mbar	298	Varian DD2 900
13	3D 13C/15N-NOESY-HSQC (AROMATIC)	650 uM [U-13C; U-15N] OBP22, 650 uM ARACHIDONIC ACID, 20 mM sodium phosphate	90% H2O/10% D2O	20 mM	6.5	820 mbar	298	Varian DD2 900
12	3D 12C-filtered-13C/15N-editedNOESY-HSQC	670 uM [U-95% 13C; U-98% 15N] Aedes aegypti odorant binding protein 22, 670 uM ARACHIDONIC ACID, 20 mM sodium phosphate	99% D2O/1 % H2O	20 mM	6.1	820 mbar	298	Varian DD2 900
11	2D 12C-filtered-1H-1H-NOESY	670 uM [U-95% 13C; U-98% 15N] Aedes aegypti odorant binding protein 22, 670 uM ARACHIDONIC ACID, 20 mM sodium phosphate	99% D2O/1 % H2O	20 mM	6.1	820 mbar	298	Varian DD2 900
15	2D 12C-filterd-1H-1H-TOCSY	670 uM [U-95% 13C; U-98% 15N] Aedes aegypti odorant binding protein 22, 670 uM ARACHIDONIC ACID, 20 mM sodium phosphate	99% D2O/1 % H2O	20 mM	6.1	820 mbar	298	Varian DD2 900
14	3D HAHB	670 uM [U-95% 13C; U-98% 15N] Aedes aegypti odorant binding protein 22, 670 uM ARACHIDONIC ACID, 20 mM sodium phosphate	99% D2O/1 % H2O	20 mM	6.1	820 mbar	298	Varian DD2 900
16	2D (HB)CB(CGCDCE)HE	670 uM [U-95% 13C; U-98% 15N] Aedes aegypti odorant binding protein 22, 670 uM ARACHIDONIC ACID, 20 mM sodium phosphate	99% D2O/1 % H2O	20 mM	6.1	820 mbar	298	Varian DD2 900
18	3D 1H-13C NOESY aromatic	670 uM [U-95% 13C; U-98% 15N] Aedes aegypti odorant binding protein 22, 670 uM ARACHIDONIC ACID, 20 mM sodium phosphate	99% D2O/1 % H2O	20 mM	6.1	820 mbar	298	Varian DD2 900

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	DD2	900
2	Varian	INOVA	600

NMR Refinement
Method	Details	Software
simulated annealing	Structure were determined using the unambiguous assignment protocol in Aria2 using a final total of 2381 restraint of which 1998 were NOE based	CNS

NMR Ensemble Information
Conformer Selection Criteria	NOE violation energy
Conformers Calculated Total Number	50
Conformers Submitted Total Number	30
Representative Model	1 (medoid)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	chemical shift assignment	Analysis	2.4.2	CCPN
5	structure calculation	ARIA	2.3.2	Linge, O'Donoghue and Nilges
3	structure calculation	CNS	1.2	Brunger, Adams, Clore, Gros, Nilges and Read
4	peak picking	Analysis	2.4.2	CCPN