3AVA

Crystal structures of novel allosteric peptide inhibitors of HIV integrase in the LEDGF binding site

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		293	40mM Tris pH 8.0, 250mM NaCl, 30mM MgCl2, 5mM DTT, 1.6-2.0M ammonium sulfate, 100mM sodium acetate buffer pH 5.0-5.5, vapor diffusion, sitting drop, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.33	47.19

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 70.922	α = 90
b = 70.922	β = 90
c = 67.198	γ = 120

Symmetry
Space Group	P 31

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	CCD	ADSC QUANTUM 315		2009-12-14	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	AUSTRALIAN SYNCHROTRON BEAMLINE MX2	0.96	Australian Synchrotron	MX2

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	Net I Over Average Sigma (I)	Redundancy	Number Reflections (All)	Number Reflections (Observed)	Observed Criterion Sigma (F)	Observed Criterion Sigma (I)	B (Isotropic) From Wilson Plot
1	1.7	45.34				41631	41631

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1.7	45.34	41606	2090	99.99	0.1654	0.1636	0.2001	RANDOM	23.3144

Temperature Factor Modeling
Anisotropic B[1][1]	Anisotropic B[1][2]	Anisotropic B[1][3]	Anisotropic B[2][2]	Anisotropic B[2][3]	Anisotropic B[3][3]
0.01	0.01		0.01		-0.02

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.939
r_dihedral_angle_4_deg	18.684
r_dihedral_angle_3_deg	15.328
r_dihedral_angle_1_deg	6.048
r_scangle_it	5.407
r_scbond_it	3.604
r_mcangle_it	2.703
r_angle_refined_deg	2.416
r_mcbond_it	1.61
r_chiral_restr	0.189

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.939
r_dihedral_angle_4_deg	18.684
r_dihedral_angle_3_deg	15.328
r_dihedral_angle_1_deg	6.048
r_scangle_it	5.407
r_scbond_it	3.604
r_mcangle_it	2.703
r_angle_refined_deg	2.416
r_mcbond_it	1.61
r_chiral_restr	0.189
r_bond_refined_d	0.028
r_gen_planes_refined	0.013

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2454
Nucleic Acid Atoms
Solvent Atoms	185
Heterogen Atoms	49

Software

Software
Software Name	Purpose
MOSFLM	data reduction
SCALA	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.