ISDA

X-RAY DIFFRACTION

Crystallization Details

Method	pH	Temprature	Details
X-RAY DIFFRACTION	8.5	295	11 mg/mL protein incubated with 4 mM inhibitor at 4C overnight followed by addition of 1 ug Arg-C (per 50 ul sample) at 22C for 24 hours, followed by addition of 0.5 uL of 5 mg/mL leupeptin, followed by mixing with equal volumes of well solution:22.5-35% PEG 4000, 0.1M Tris-HCL pH 8.5, 0.2M MgCl2, VAPOR DIFFUSION, HANGING DROP, temperature 295K

Unit Cell:

a: 62.916 Å b: 62.916 Å c: 183.943 Å α: 90.00° β: 90.00° γ: 90.00°

Symmetry:

Space Group: P 43 21 2

Crystal Properties:

Matthew's Coefficient: 2.51 Solvent Content: 50.97

Refinement Statistics

Diffraction ID	Structure Solution Method	Cross Validation Method	Resolution Limit (High)	Resolution Limit (Low)	Number of Reflections (Observed)	Number of Reflections (R-free)	Percent Reflections (Observed)	R-Work	R-Free	Mean Isotropic
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	3.40	19.90	5035	250	95.59	0.24721	0.28882	62.589

Data Collection

Overall

Resolution Limit (High)	Resolution Limit (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
3.4	20.0	95.2	?	0.156	8.0	3.2	5300	5285	?	-3.0	68

Highest Resolution Shell

#	Resolution Limits (Low)	Resolution Limits (High)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	3.4	3.52	98.5	?	0.579	1.9	3.3	536

Diffraction

Diffraction experiment

Crystal ID	Scattering Type	Data Collection Temprature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1		100 K

Radiation Source

Source	Type	Wavelength List	Synchrotron Site	Beamline
SYNCHROTRON	APS BEAMLINE 21-ID-D	1.07816	APS	21-ID-D

Software