1A29

CALMODULIN COMPLEXED WITH TRIFLUOPERAZINE (1:2 COMPLEX)

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1LIN	PDB ENTRY 1LIN

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		5		PROTEIN WAS CRYSTALLIZED BY SITTING DROP TECHNIQUE IN THE COLD ROOM (8 DEGREES C +/- 2 DEGREES C) BY MIXING 4 MICROLITERS OF 1 MM PROTEIN CONTAINING 1.2-1.5 MM TFP IN 5 MM CACL2 WITH 4 MICROLITERS OF THE RESERVOIR SOLUTION (1 ML 10 MM SODIUM CACODYLATE/HCL BUFFER, PH 5.2-5.6 WITH 10 MM CACL2, 25-30 % (W/V) POLYETHYLENE GLYCOL 6000), CRYSTAL GROWTH TOOK 2-3 WEEKS., pH 5.0

Crystal Properties
Matthews coefficient	Solvent content
2.5	52

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 40.75	α = 90
b = 40.75	β = 90
c = 177.57	γ = 120

Symmetry
Space Group	P 32 2 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	293	IMAGE PLATE	RIGAKU	NORMAL FOCUS	1995-02-12	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 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	2.74	87.7	98	0.086	0.0737	11.3	1.92		17223		1	32

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)
	2.74	2.86	98.2		0.092	0.205	1.84	1.9

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1LIN	2.74	59.19	2	4768	230	96.46	0.1971	0.1971	0.265	RANDOM	30.3

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]
-9.975	-8.454		-9.975		-7.101

RMS Deviations
Key	Refinement Restraint Deviation
x_dihedral_angle_d	21.5
x_improper_angle_d	1.1
x_angle_deg	1.08
x_bond_d	0.006
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
x_mcbond_it
x_mcangle_it
x_scbond_it
x_scangle_it

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1087
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms	60

Software

Software
Software Name	Purpose
X-PLOR	model building
X-PLOR	refinement
bioteX	data reduction
bioteX	data scaling
X-PLOR	phasing