2QQ8

Crystal structure of the putative RabGAP domain of human TBC1 domain family member 14

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	7.5	291	25% PEG 4000, 0.2M Lithium sulfate, 0.1M Tris-HCl, pH 7.5, VAPOR DIFFUSION, temperature 291K
2	VAPOR DIFFUSION	6.5	291	2.0M Sodium chloride, 0.1M Sodium dihydrogen phosphate, 0.1M MES, 0.1M Potassium dihydrogen phosphate, pH 6.5, VAPOR DIFFUSION, temperature 291K

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 123.52	α = 90
b = 123.52	β = 90
c = 48.608	γ = 90

Symmetry
Space Group	P 43 21 2

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 270		2007-04-12	M	SINGLE WAVELENGTH
2	1	x-ray	100	CCD	ADSC QUANTUM 270		2007-04-12	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	CHESS BEAMLINE F1	0.91770	CHESS	F1
2	SYNCHROTRON	APS BEAMLINE 19-ID	0.97937	APS	19-ID

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	2	40	100	0.098	7.9	11.4		48699

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	2.07	99.9		0.488		10.1	4845

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	2	20	25967	1307	99.973	0.197	0.195	0.235	RANDOM	20.357

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]
0.346			0.346		-0.692

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	41.438
r_dihedral_angle_4_deg	20.014
r_dihedral_angle_3_deg	12.192
r_dihedral_angle_1_deg	5.158
r_scangle_it	3.89
r_mcangle_it	3.795
r_mcbond_it	2.629
r_scbond_it	2.615
r_angle_refined_deg	1.286
r_angle_other_deg	0.983
r_mcbond_other	0.763
r_symmetry_vdw_other	0.26
r_nbd_refined	0.215
r_nbtor_refined	0.187
r_nbd_other	0.181
r_xyhbond_nbd_refined	0.139
r_symmetry_vdw_refined	0.131
r_symmetry_hbond_refined	0.111
r_chiral_restr	0.086
r_nbtor_other	0.086
r_bond_refined_d	0.015
r_gen_planes_refined	0.006
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2299
Nucleic Acid Atoms
Solvent Atoms	90
Heterogen Atoms	3

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
SHELX	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
ADSC	data collection