8CTA

Minimal 2:2 Ternary Complex between BI-224436 bound HIV-1 Integrase Catalytic Core Domain Dimer and Carboxy Terminal Domains

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3LPU
experimental model	PDB	3L3U

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.4	293.15	20 mM Tris pH 7.4, 250-300 mM NaCl, 1 mM DTT, 25% ethylene glycol

Crystal Properties
Matthews coefficient	Solvent content
3.04	59.57

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 181.51	α = 90
b = 116.51	β = 103.61
c = 112.8	γ = 90

Symmetry
Space Group	C 1 2 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	PIXEL	DECTRIS EIGER X 9M		2019-03-06	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS-II BEAMLINE 17-ID-1	0.92	NSLS-II	17-ID-1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	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	2.93	19.85	90.4	0.078	0.09	0.043	0.997	10.8	4.1		48717			53.5

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.93	3.04	41.1		1.1	1.25	0.59	0.915	1.8	4.3

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	3L3U	2.93	19.85	39969	4441	90.34	0.22023	0.21569	0.26129	RANDOM	76.007

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]
-0.05		0.12	0.21		-0.2

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_3_deg	16.241
r_long_range_B_refined	13.628
r_long_range_B_other	13.627
r_dihedral_angle_1_deg	7.354
r_scangle_other	6.235
r_mcangle_it	5.554
r_mcangle_other	5.554
r_scbond_it	4.219
r_scbond_other	4.219
r_mcbond_it	3.467
r_mcbond_other	3.467
r_angle_refined_deg	1.477
r_angle_other_deg	0.473
r_chiral_restr	0.187
r_bond_refined_d	0.015
r_gen_planes_refined	0.005
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_dihedral_angle_2_deg
r_dihedral_angle_4_deg
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	12031
Nucleic Acid Atoms
Solvent Atoms	65
Heterogen Atoms	368

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XDS	data scaling
PHENIX	phasing