2HKP

SUMO protease Ulp1 with the catalytic cysteine oxidized to a sulfenic acid

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	289	20% w/v PEG 3350, 0.2M NaCl and post-soaked in 50mM DTT for 48 hours, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 289K

Crystal Properties
Matthews coefficient	Solvent content
2.12	41.94

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 105.089	α = 90
b = 40.328	β = 112.02
c = 55.379	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	IMAGE PLATE	RIGAKU RAXIS IV	mirrors	2006-03-27	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU	1.54

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (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	2	51.367	99.9	0.084	0.084	5.9	3.1		14736

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	2	2.11	99.3		0.493	0.493	1.5	3	2117

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 (All)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1EUV	2.1	51.367	12780	660	99.92	0.218	0.216	0.26	RANDOM	22.401

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]
-1.21		-0.69	1.53		-0.83

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	40.688
r_dihedral_angle_4_deg	20.382
r_dihedral_angle_3_deg	15.971
r_dihedral_angle_1_deg	5.788
r_scangle_it	4.367
r_scbond_it	3.276
r_mcangle_it	2.164
r_angle_refined_deg	1.97
r_mcbond_it	1.798
r_angle_other_deg	1.189
r_symmetry_vdw_other	0.38
r_mcbond_other	0.379
r_symmetry_vdw_refined	0.358
r_xyhbond_nbd_refined	0.215
r_nbd_refined	0.209
r_nbd_other	0.194
r_nbtor_refined	0.176
r_chiral_restr	0.146
r_symmetry_hbond_refined	0.117
r_nbtor_other	0.089
r_bond_refined_d	0.025
r_gen_planes_refined	0.01
r_bond_other_d	0.002
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1782
Nucleic Acid Atoms
Solvent Atoms	116
Heterogen Atoms

Software

Software
Software Name	Purpose
SCALA	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
MOSFLM	data reduction
MOLREP	phasing