3F9K

Two domain fragment of HIV-2 integrase in complex with LEDGF IBD

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2B4J	PDB ENTRY 2B4J (chains A and C), 1K6Y (chain A residue 1-43)
experimental model	PDB	1K6Y	PDB ENTRY 2B4J (chains A and C), 1K6Y (chain A residue 1-43)

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7	291	2.6M sodium acetate, 10mM MgCl2, 0.1M Bis-Tris Propane-HCl, pH7.0, VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
4.08	69.84

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 201.36	α = 90
b = 202.5	β = 90
c = 280.48	γ = 90

Symmetry
Space Group	P 21 21 21

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		2008-03-20	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID23-1	0.9802	ESRF	ID23-1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym 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	3.2	50	99.9	0.161	0.161	13	7.9	188554	188411		-3

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	3.2	3.37	100	100	0.562	0.562	3.9	8

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	PDB ENTRY 2B4J (chains A and C), 1K6Y (chain A residue 1-43)	3.2	34.99	178727	178727	9726	100	0.22538	0.22489	0.22	0.23421	0.23	THIN SHELLS	43.03

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]
0.07			0.22		-0.29

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.029
r_dihedral_angle_3_deg	17.683
r_dihedral_angle_4_deg	14.857
r_scangle_it	5.178
r_dihedral_angle_1_deg	4.867
r_scbond_it	2.782
r_mcangle_it	2.34
r_mcbond_it	1.153
r_angle_refined_deg	0.948
r_chiral_restr	0.067
r_bond_refined_d	0.006
r_gen_planes_refined	0.003
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
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_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	46692
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms	48

Software

Software
Software Name	Purpose
DNA	data collection
PHASER	phasing
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling