6LMI

Crystal structure of HIV-1 integrase catalytic core domain in complex with 2-(tert-butoxy)-2-[3-(3,4-dihydro-2H-1-benzopyran-6-yl)-6-methanesulfonamido-2,3',4',5-tetramethyl-[1,1'-biphenyl]-4-yl]acetic acid

X-RAY DIFFRACTION

Starting Model(s)

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

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		293.15	0.1M Sodium cacodylate pH6.5, 0.32M Ammonium sulfate, 9% PEG 8000, 5mM DTT

Crystal Properties
Matthews coefficient	Solvent content
2.67	53.85

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 71.926	α = 90
b = 71.926	β = 90
c = 65.798	γ = 120

Symmetry
Space Group	P 31 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	IMAGE PLATE	RIGAKU RAXIS IV++		2012-04-16	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU MICROMAX-007 HF	1.5418

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	2.5	50	86.6	0.098	8.9	4.7		6189

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	2.5	2.54	90.9		0.574		4.4

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	3LPT	2.5	20	5870	280	86.69	0.1996	0.1974	0.2439	RANDOM	45.794

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]
0.2	0.1		0.2		-0.64

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.608
r_dihedral_angle_3_deg	18.689
r_dihedral_angle_4_deg	15.133
r_dihedral_angle_1_deg	5.448
r_angle_refined_deg	1.355
r_chiral_restr	0.08
r_bond_refined_d	0.01
r_gen_planes_refined	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1065
Nucleic Acid Atoms
Solvent Atoms	25
Heterogen Atoms	64

Software

Software
Software Name	Purpose
HKL-2000	data scaling
MOLREP	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
Coot	data reduction

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.