4O55 | pdb_00004o55

HIV-1 Integrase Catalytic Core Domain Complexed with Allosteric Inhibitor (2S)-tert-butoxy[6-(5-chloro-1H-benzimidazol-2-yl)-2,5-dimethyl-4-phenylpyridin-3-yl]ethanoic acid

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	277.5	10% PEG8000, 0.1 M Na Cacodylate, pH 6.5, 0.1 M Ammonium Sulphate, Vapor Diffusion,hanging drop, temperature 277.5K

Crystal Properties
Matthews coefficient	Solvent content
2.7	54.41

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 71.73	α = 90
b = 71.73	β = 90
c = 65.943	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++	mirrors	2013-03-29	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU	1.541

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	2.2	62.12	99.7	0.042	18.6	4.7	10297	10287	3	3

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	2.2	2.24	100		0.584		4.7	514

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	2.24	62.12	9766	9694	461	99.25	0.1784	0.1751	0.1759	0.2588	0.2565	RANDOM	68.121

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]
0.98	0.49		0.98		-3.19

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.121
r_dihedral_angle_3_deg	20.841
r_dihedral_angle_4_deg	13.466
r_dihedral_angle_1_deg	6.438
r_scbond_it	4.749
r_mcangle_it	4.043
r_mcbond_it	2.781
r_angle_refined_deg	1.809
r_chiral_restr	0.102
r_bond_refined_d	0.015
r_gen_planes_refined	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1092
Nucleic Acid Atoms
Solvent Atoms	42
Heterogen Atoms	48

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
CrystalClear	data collection
HKL-2000	data reduction
HKL-2000	data scaling