1QIW

Calmodulin complexed with N-(3,3,-diphenylpropyl)-N'-[1-R-(3,4-bis-butoxyphenyl)-ethyl]-propylenediamine (DPD)

X-RAY DIFFRACTION

---

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	6		PROTEIN WAS CRYSTALLIZED BY HANGING DROP TECHNIQUE. 50 MM PH=6.0 SODIUM CACODYLATE/HCL BUFFER, 10 MM MGCL2, 10 MM CACL2, 2MM DPD AND 30% PEG 8000 THE CRYSTAL COULD NOT BE REPRODUCED., pH 6.00

Crystal Properties
Matthews coefficient	Solvent content
2.185	44

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 41.96	α = 99.52
b = 56.2	β = 114.47
c = 35.27	γ = 96.86

Symmetry
Space Group	P 1

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 IMAGE PLATE	NORMAL FOCUS	1996-04-15	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)	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	2.3	54.23	69.2	0.137	0.093	2.1	1.7		8711		3	26.7

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)
1	2.3	2.42	25.3		0.705	0.513	1.3	1.4

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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1LIN	2.3	54.23	8711	483	69.24	0.232	0.232	0.317	RANDOM	39.8

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]
-7.008	-0.196	-1.001	-12.279	-2.453	-14.919

RMS Deviations
Key	Refinement Restraint Deviation
x_dihedral_angle_d	25.25
x_angle_deg	1.232
x_improper_angle_d	0.506
x_bond_d	0.005
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	2212
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms	112

Software

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