4OVL

Interrogating HIV integrase for compounds that bind- a SAMPL challenge

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	5.5	293	THE PROTEIN WAS CONCENTRATED TO 5.5 MG/ML IN 40 mM TRIS PH 8.0, 250 mM NACL, 30 mM MGCL2, 5 mM DTT AND SET UP IN A 1:1 RATIO WITH 1.6 TO 2.0 M AMMONIUM SULFATE, 100 mM SODIUM ACETATE BUFFER PH 5.0 TO 5.5.

Crystal Properties
Matthews coefficient	Solvent content
2.48	50.38

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 71.492	α = 90
b = 71.492	β = 90
c = 67.357	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 210		2009-01-21	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON		0.95661	Australian Synchrotron	MX1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (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	45.6	99.9	0.074	14	5.6		42336

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.7	1.79			0.753	2	5

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	45.62	40069	2137	99.66	0.20017	0.19938	0.21478	RANDOM	26.766

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]
0.03	0.03		0.03		-0.1

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	30.281
r_dihedral_angle_3_deg	13.497
r_dihedral_angle_4_deg	8.144
r_long_range_B_refined	6.011
r_long_range_B_other	6.01
r_dihedral_angle_1_deg	5.065
r_scangle_other	3.309
r_mcangle_it	2.979
r_mcangle_other	2.978
r_scbond_it	2.008
r_scbond_other	2.007
r_mcbond_it	1.707
r_mcbond_other	1.699
r_angle_refined_deg	1.404
r_angle_other_deg	0.753
r_chiral_restr	0.056
r_bond_refined_d	0.006
r_gen_planes_refined	0.005
r_bond_other_d	0.002
r_gen_planes_other	0.001
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2318
Nucleic Acid Atoms
Solvent Atoms	137
Heterogen Atoms	108

Software

Software
Software Name	Purpose
REFMAC	refinement