1QIV | pdb_00001qiv

CALMODULIN COMPLEXED WITH N-(3,3,-DIPHENYLPROPYL)-N'-[1-R-(3,4-BIS-BUTOXYPHENYL)-ETHYL]-PROPYLENEDIAMINE (DPD), 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	VAPOR DIFFUSION, HANGING DROP	5		PROTEIN WAS CRYSTALLIZED BY HANGING DROP TECHNIQUE AT ROOM TEMPERATURE FROM 50 MM PH=5.0 SODIUM CACODYLATE/HCL BUFFER, 10 MM MGCL2, 10 MM CACL2, 2MM DPD AND 28% PEG 8000. CRYSTAL GROWTH TOOK 2-3 WEEKS., pH 5.00

Crystal Properties
Matthews coefficient	Solvent content
2.5	52

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 40.125	α = 90
b = 40.125	β = 90
c = 173.814	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	93	IMAGE PLATE	MARRESEARCH	NORMAL FOCUS	1997-08-15	M	SINGLE WAVELENGTH

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)	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	2.63	24.58	92.7	0.058	20.6	4.3		4969			28.4

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.63	2.72	76.2		0.123	9	2.3

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1LIN	2.64	24.58	4965	259	94.3	0.207	0.207	0.21	0.301	0.31	RANDOM	28

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]
-0.676	-1.466		-0.676		-2.985

RMS Deviations
Key	Refinement Restraint Deviation
x_dihedral_angle_d	24.234
x_angle_deg	1.358
x_improper_angle_d	0.566
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	1096
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms	80

Software

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