Experiment: 1I7L

CRYSTAL STRUCTURE ANALYSIS OF THE COMPLEX OF THE C DOMAIN OF SYNAPSIN II FROM RAT WITH ATP

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1AUV	SYNCII model based on PDB ENTRY 1AUV

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.8	294	PEG 4000, sodium chloride, TRIS, pH 7.8, VAPOR DIFFUSION, SITTING DROP, temperature 294K

Crystal Properties
Matthews coefficient	Solvent content
2.51	50.98

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 121.275	α = 90
b = 121.275	β = 90
c = 165.891	γ = 120

Symmetry
Space Group	P 63 2 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	150	CCD	ADSC QUANTUM 4		2000-07-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	CHESS BEAMLINE F1	0.943	CHESS	F1

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	2.26	20	95.9	0.083	31.6	10.9	32684	31094			31.1

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)
	2.31	2.37	96.9		0.474	4.67	8.6	2099

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (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	SYNCII model based on PDB ENTRY 1AUV	2.35	12	28241	28241	2260	92.9	0.22	0.2217	0.289	0.2883	RANDOM	40.7

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]
2.22	2.47		2.22		-4.43

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	24.6
c_scangle_it	3.52
c_mcangle_it	2.79
c_scbond_it	2.53
c_angle_deg	1.8
c_mcbond_it	1.75
c_improper_angle_d	0.4
c_bond_d	0.016

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4924
Nucleic Acid Atoms
Solvent Atoms	195
Heterogen Atoms	62

Software

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