2P1O

Mechanism of Auxin Perception by the TIR1 ubiquitin ligase

X-RAY DIFFRACTION

---

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1P2M	PDB ENTRY 1P2M

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6	298	100 mM BTP, 10% 14% PEG 20,000, 200 mM NaCl, 5 mM DTT, pH 6, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.96	58.46

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 101.971	α = 90
b = 82.456	β = 103.84
c = 125.32	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		2006-06-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 8.2.1	1.0000	ALS	8.2.1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym 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	1.62	50	99	0.066	27.2	3.7	70515	70515	2	2

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.62	1.68

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 1P2M	1.9	50	70515	3736	93.83	0.18618	0.18382	0.23097	RANDOM	20.472

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]
0.72		0.52	1.08		-1.55

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.777
r_dihedral_angle_4_deg	19.46
r_dihedral_angle_3_deg	17.231
r_dihedral_angle_1_deg	5.742
r_sphericity_free	5.531
r_scangle_it	4.225
r_sphericity_bonded	3.488
r_scbond_it	2.816
r_rigid_bond_restr	1.809
r_mcangle_it	1.742
r_angle_refined_deg	1.641
r_mcbond_it	1.202
r_nbtor_refined	0.313
r_nbd_refined	0.223
r_symmetry_hbond_refined	0.193
r_symmetry_vdw_refined	0.189
r_xyhbond_nbd_refined	0.182
r_chiral_restr	0.129
r_bond_refined_d	0.015
r_gen_planes_refined	0.006
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_refined
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

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5627
Nucleic Acid Atoms
Solvent Atoms	631
Heterogen Atoms	50

Software

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