2QPT

Crystal structure of an EHD ATPase involved in membrane remodelling

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.4	277	3% PEG2000 MME, 50mM MES, 4mM MgCl2, VAPOR DIFFUSION, HANGING DROP, temperature 277K, pH 6.4

Crystal Properties
Matthews coefficient	Solvent content
2.93	58.01

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 99.851	α = 90
b = 134.653	β = 106.05
c = 56.068	γ = 90

Symmetry
Space Group	C 1 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	100	CCD	ADSC QUANTUM 315	DOUBLE CRYSTAL MONOCHROMATOR AND A TOROIDAL FOCUSING MIRROR	2005-09-18	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-4		ESRF	ID14-4

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	3.1	20	96.4	0.0708	11.4	3.4		12251			65

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	3.1	3.2	93.8		0.036	4.5	3.4

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 (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	3.1	19.96	12251	12091	623	98.7	0.236	0.234	0.23	0.276	0.27	RANDOM	59.34

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]
6.09		0.96	-3.01		-2.54

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.127
r_dihedral_angle_3_deg	21.24
r_dihedral_angle_4_deg	19.157
r_dihedral_angle_1_deg	5.347
r_angle_refined_deg	1.119
r_mcangle_it	0.546
r_scangle_it	0.428
r_nbtor_refined	0.339
r_mcbond_it	0.336
r_symmetry_vdw_refined	0.323
r_nbd_refined	0.276
r_scbond_it	0.254
r_xyhbond_nbd_refined	0.215
r_symmetry_hbond_refined	0.177
r_metal_ion_refined	0.115
r_chiral_restr	0.08
r_bond_refined_d	0.019
r_gen_planes_refined	0.003
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3795
Nucleic Acid Atoms
Solvent Atoms	6
Heterogen Atoms	33

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XSCALE	data scaling
SHARP	phasing