1VSI

ASV INTEGRASE CORE DOMAIN WITH CA(II) COFACTOR

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7.5		PROTEIN WAS CRYSTALLIZED FROM 20% PEG 4000, 10% ISOPROPANOL, 100 MM HEPES, PH 7.5, THEN SOAKED IN 100 MM CACL2.

Crystal Properties
Matthews coefficient	Solvent content
2.64	38

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 66.15	α = 90
b = 66.15	β = 90
c = 80.96	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	298	IMAGE PLATE	RIGAKU RAXIS IIC	MIRRORS	1996-09-08	M

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RUH2R

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	2.2	15	95.5	0.11	9.1	4.1		9230

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)
	2.2	2.24	92.1		0.375	3.05	3.4

Refinement

Statistics
Diffraction ID	Structure Solution Method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	ISOSTRUCTURAL TO PDB ENTRY 1VSF	2.2	10	2	8866		95.5	0.171

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]

RMS Deviations
Key	Refinement Restraint Deviation
p_transverse_tor	37.4
p_staggered_tor	19.2
p_scangle_it	8.101
p_scbond_it	5.673
p_mcangle_it	4.094
p_planar_tor	3
p_mcbond_it	2.634
p_multtor_nbd	0.22
p_xyhbond_nbd	0.22
p_singtor_nbd	0.214
p_chiral_restr	0.159
p_planar_d	0.053
p_angle_d	0.046
p_plane_restr	0.018
p_bond_d	0.015
p_angle_deg
p_hb_or_metal_coord
p_xhyhbond_nbd
p_orthonormal_tor
p_special_tor

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1128
Nucleic Acid Atoms
Solvent Atoms	99
Heterogen Atoms	16

Software

Software
Software Name	Purpose
PROFFT	refinement
DENZO	data reduction
SCALEPACK	data scaling