2TRC

PHOSDUCIN/TRANSDUCIN BETA-GAMMA COMPLEX

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5	277	THE PROTEIN COMPLEX (10 MG/ML SOLUTION) WAS CRYSTALLIZED FROM 50 MM SODIUM CITRATE (PH 5.0), 150 MM MAGNESIUM ACETATE, 9.5% PEG 8000, BY HANGING DROP METHOD AT 4 DEGREES C., vapor diffusion - hanging drop, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.7	47

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 75.7	α = 90
b = 88.51	β = 90
c = 98.87	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	110	IMAGE PLATE	FUJI	MIRRORS	1996-06-06	M

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X4A	0.9791, 1.7109	NSLS	X4A

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	2.4	50	94.9	0.06	16	3		24085		2	37

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)
	2.37	2.44	97		0.301	2.9	3

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	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	THROUGHOUT	2.4	50	2	24085	2358	91.4	0.19	0.19	0.277	RANDOM	27.2

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]
-12.102			-25.642		-29.316

RMS Deviations
Key	Refinement Restraint Deviation
x_dihedral_angle_d	23.5
x_scangle_it	6.914
x_mcangle_it	4.853
x_scbond_it	4.399
x_mcbond_it	2.891
x_angle_deg	2
x_improper_angle_d	1.3
x_bond_d	0.01
x_bond_d_na
x_bond_d_prot
x_angle_d
x_angle_d_na
x_angle_d_prot
x_angle_deg_na
x_angle_deg_prot
x_dihedral_angle_d_na
x_dihedral_angle_d_prot
x_improper_angle_d_na
x_improper_angle_d_prot

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4831
Nucleic Acid Atoms
Solvent Atoms	234
Heterogen Atoms	5

Software

Software
Software Name	Purpose
X-PLOR	refinement
X-PLOR	model building
SHELX	refinement
SHELX	model building
DENZO	data reduction
SCALEPACK	data scaling
SHELX	phasing
X-PLOR	phasing