3O4Q

Crystal structure of the Rous Associated Virus Integrase catalytic domain A182T in citrate buffer pH 6.2

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6.2	290	20% (w/v) PEG 4000, 10% isopropanol and 0.1 M Na citrate pH 6.2, VAPOR DIFFUSION, SITTING DROP, temperature 290K

Crystal Properties
Matthews coefficient	Solvent content
2.59	52.46

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 65.49	α = 90
b = 65.49	β = 90
c = 79.16	γ = 90

Symmetry
Space Group	P 43 21 2

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 315r	Synchrotron optics	2010-06-10	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE BM30A	0.979680	ESRF	BM30A

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.55	20	97.38	0.049	20.94	4.5	24970	25642

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.55	1.6	95.2		0.256	5.36	3.5	2278

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 (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	FOURIER SYNTHESIS	THROUGHOUT	1.55	19.99	23721	23721	1249	100	0.16646	0.16646	0.16411	0.21125	RANDOM	15.176

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			0.05		-0.09

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.124
r_dihedral_angle_4_deg	19.545
r_dihedral_angle_3_deg	13.401
r_scangle_it	8.069
r_scbond_it	5.727
r_dihedral_angle_1_deg	5.603
r_mcangle_it	3.574
r_rigid_bond_restr	2.864
r_mcbond_it	2.443
r_angle_refined_deg	1.722

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.124
r_dihedral_angle_4_deg	19.545
r_dihedral_angle_3_deg	13.401
r_scangle_it	8.069
r_scbond_it	5.727
r_dihedral_angle_1_deg	5.603
r_mcangle_it	3.574
r_rigid_bond_restr	2.864
r_mcbond_it	2.443
r_angle_refined_deg	1.722
r_chiral_restr	0.132
r_bond_refined_d	0.026
r_gen_planes_refined	0.012

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1068
Nucleic Acid Atoms
Solvent Atoms	122
Heterogen Atoms	13

Software

Software
Software Name	Purpose
ADSC	data collection
REFMAC	refinement
XDS	data reduction
XSCALE	data scaling
REFMAC	phasing

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.