Experiment: 1G16

CRYSTAL STRUCTURE OF SEC4-GDP

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	MICROBATCH	5.7	294	PEG 4000, 12% Cobalt Chloride, 70 mM Sodium cacodylate, pH 5.7, microbatch, temperature 21K

Crystal Properties
Matthews coefficient	Solvent content
2.09	41.07

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 56.007	α = 95.25
b = 56.379	β = 101.68
c = 59.374	γ = 116.2

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	100	CCD	ADSC QUANTUM 4		2000-01-22	M	SINGLE WAVELENGTH
2	1	100	CCD	ADSC QUANTUM 4		2000-01-22
3	1	100	CCD	ADSC QUANTUM 4		2000-01-22

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 5.0.1	0.9797,0.9794,0.9796	ALS	5.0.1
2	SYNCHROTRON	ALS BEAMLINE 5.0.1	0.9796,0.9794,0.9782	ALS	5.0.1
3	SYNCHROTRON	ALS BEAMLINE 5.0.1	1.1000,0.9795	ALS	5.0.1

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	1.8	28.9	89.6	0.058	20	3.89	117032	104861			20.2

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)
	1.8	1.9	60.8		0.258		3.62	11775

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION		THROUGHOUT	1.8	28.93	115730	102210	9995	88.2	0.276	0.276	0.276	0.282	0.296	RANDOM	32.3

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]
1.99	3.67	4.82	-2.98	2.69	0.99

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	22.6
c_scangle_it	2.88
c_mcangle_it	2.07
c_scbond_it	1.92
c_mcbond_it	1.31
c_angle_deg	1.1
c_improper_angle_d	0.71
c_bond_d	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5149
Nucleic Acid Atoms
Solvent Atoms	328
Heterogen Atoms	120

Software

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