4X57

Structure of an Arabidopsis E2 / Membrane-anchored Ubiquitin-fold Protein Complex

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3NOB	PDB ENTRY ID 3NOB, 1QCQ
experimental model	PDB	1QCQ	PDB ENTRY ID 3NOB, 1QCQ

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	280	3.0 M (NH4)2SO4

Crystal Properties
Matthews coefficient	Solvent content
3.86	68.1

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 135.716	α = 90
b = 135.716	β = 90
c = 202.134	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	100	CCD	RAYONIX MX-300		2013-04-20	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 23-ID-D	0.97934	APS	23-ID-D

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	2.8	50	99.8	0.07	30	7.2		27721		-3

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	2.8	2.85	100		1	1.95	7.3

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 ID 3NOB, 1QCQ	2.8	10	25543	1346	96.79	0.22301	0.22119	0.25682	RANDOM	75.553

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]
0.25	0.13		0.25		-0.82

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.677
r_dihedral_angle_3_deg	21.194
r_dihedral_angle_4_deg	18.594
r_long_range_B_refined	13.732
r_long_range_B_other	13.732
r_scangle_other	11.423
r_mcangle_it	8.867
r_mcangle_other	8.866
r_scbond_it	7.956
r_dihedral_angle_1_deg	7.938
r_scbond_other	7.776
r_mcbond_it	6.228
r_mcbond_other	6.226
r_angle_refined_deg	1.544
r_angle_other_deg	0.813
r_chiral_restr	0.092
r_bond_refined_d	0.01
r_gen_planes_refined	0.01
r_gen_planes_other	0.003
r_bond_other_d	0.002
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3720
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms	30

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
SCALEPACK	data scaling
PHASER	phasing