1H88

CRYSTAL STRUCTURE OF TERNARY PROTEIN-DNA COMPLEX1

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.5	297	0.05 M AMMONIUM ACETATE, 0.01 M MAGNESIUM CHLORIDE, 10% V/V MPD, 6% V/V GLYCEROL, 0.05 M TRIS HCL BUFFER PH 7.5 AT 24 DEGREES C

Crystal Properties
Matthews coefficient	Solvent content
3.34	62.3

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 41.735	α = 90
b = 156.966	β = 100.16
c = 55.868	γ = 90

Symmetry
Space Group	P 1 21 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	1999-02-25	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SPRING-8 BEAMLINE BL45XU		SPring-8	BL45XU

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	2.7	20	96	0.046	25.2564	3.151		18605			72.7

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	2.7	2.8	87.8		0.233	2.109	2.2

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	MAD AND MIR	THROUGHOUT	2.8	19.87	16664	818	96.1	0.222	0.222	0.277	RANDOM	80.4

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]
36.22		15.66	-23.51		-12.71

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	18
c_scangle_it	13.64
c_scbond_it	10.1
c_mcangle_it	8.8
c_mcbond_it	5.91
c_improper_angle_d	1.13
c_angle_deg	1.1
c_bond_d	0.006
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2490
Nucleic Acid Atoms	1060
Solvent Atoms	25
Heterogen Atoms	1

Software

Software
Software Name	Purpose
CNS	refinement
DENZO	data reduction
SCALEPACK	data scaling
CNS	phasing