Experiment: 9D02

Co-crystal structure of circularly permuted human taspase-1 bound to ligand SMDC1014883 (2R)-4-(ethenesulfonyl)-1-{[3-fluoro-4-(trifluoromethoxy)phenyl]methyl}-2-[(prop-2-yn-1-yloxy)methyl]piperazine

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	Other		in-house

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	5.8	287	Human taspase-1 VCID 11900 at 9.23 mg/mL in 20 mM HEPES pH 8, 0.5 M NaCl, 5% glycerol against Pact screen condition B11 containing 0.1M MES, pH 5.8, 17% PEG 6000, 0.2M Calcium chloride + 2.5mM 108131 (SMDC1014883) supplemented with 20% ethylene glycol as a cryo-protectant, crystal tracking ID 291536 B3, unique puck ID zhg3-3

Crystal Properties
Matthews coefficient	Solvent content
2.57	52.11

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 60.43	α = 90
b = 60.43	β = 90
c = 317.71	γ = 120

Symmetry
Space Group	P 65

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	MARMOSAIC 225 mm CCD		2017-05-17	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	CLSI BEAMLINE 08ID-1	0.97856	CLSI	08ID-1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	CC (Half)	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	2.15	49.71	99.9	0.074	0.081	0.998	15.07	5.699		35557			45.46

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.15	49.71	99.9		0.53	0.048	0.997	2.91	5.334

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	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)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	internal molecule	2.15	49.71	1.35	35442	1964	100	0.159	0.157	0.1599	0.195	0.1978	52.42

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]

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4466
Nucleic Acid Atoms
Solvent Atoms	156
Heterogen Atoms	62

Software

Software
Software Name	Purpose
XSCALE	data scaling
PHENIX	refinement
PDB_EXTRACT	data extraction
XDS	data reduction
PHENIX	phasing