Experiment: 3DJK

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2QCI	PDB ENTRY 2QCI

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	EVAPORATION	4.2	298	Crystal was grown by the hanging-drop vapor-diffusion method at r temperature, from a 2.0mg/ml protein solution at pH4.2 with 0.1M sodium acetate, 1.2M sodium chloride, 10% DMSO. The inhibitor was mixed with protease in a ratio 15:1, EVAPORATION, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.68	54.15

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 57.956	α = 90
b = 86.411	β = 90
c = 46.029	γ = 90

Symmetry
Space Group	P 21 21 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	MARMOSAIC 300 mm CCD		2005-11-20	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 22-ID	0.8	APS	22-ID

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	1	50	88.4	0.08	16.5	4.1	110362	110362

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	1.04	52.6		0.411	2.6	2.6

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	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	FREE R	PDB ENTRY 2QCI	1	10	110229	110229	5515	88.4	0.1475		0.1753	RANDOM

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]

Coordinate Error
Structure Solution Method	Refinement High Resolution	Refinement Low Resolution
45	1631	1723.24

RMS Deviations
Key	Refinement Restraint Deviation
s_zero_chiral_vol	0.087
s_non_zero_chiral_vol	0.087
s_approx_iso_adps	0.085
s_similar_adp_cmpnt	0.038
s_angle_d	0.034
s_anti_bump_dis_restr	0.033
s_from_restr_planes	0.031
s_bond_d	0.017
s_rigid_bond_adp_cmpnt	0.006
s_similar_dist

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1717
Nucleic Acid Atoms
Solvent Atoms	219
Heterogen Atoms	43

Software

Software
Software Name	Purpose
AMoRE	phasing
SHELXL-97	refinement
MAR345	data collection
HKL-2000	data reduction
HKL-2000	data scaling

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.