4N6N

Crystal structure of oxidized legumain in complex with cystatin E/M

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	4AW9	PDB ENTRIES 4AW9 AND 4N6L
experimental model	PDB	4N6L	PDB ENTRIES 4AW9 AND 4N6L

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6.5	277	25% PEG 4000, 100 mM MES pH 6.5, 200 mM potassium iodide, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.41	48.98

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 44.61	α = 90
b = 85.75	β = 94.63
c = 58.95	γ = 90

Symmetry
Space Group	P 1 21 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 315r		2013-07-26	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-4	0.9393	ESRF	ID14-4

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.87	48.47	97.7				35804	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	1.87	1.97	90.7

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRIES 4AW9 AND 4N6L	1.87	44.5	2	35804	34006	1778	97.55	0.21393	0.2136	0.21364	0.21937	RANDOM	21.562

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]
-0.07		0.72	-0.79		0.79

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.084
r_dihedral_angle_4_deg	16.292
r_dihedral_angle_3_deg	12.073
r_dihedral_angle_1_deg	5.622
r_long_range_B_refined	2.983
r_long_range_B_other	2.685
r_angle_refined_deg	0.983
r_mcangle_it	0.837
r_mcangle_other	0.836
r_angle_other_deg	0.674
r_scangle_other	0.621
r_mcbond_it	0.447
r_mcbond_other	0.447
r_scbond_it	0.34
r_scbond_other	0.339
r_chiral_restr	0.055
r_bond_refined_d	0.004
r_gen_planes_refined	0.003
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3026
Nucleic Acid Atoms
Solvent Atoms	244
Heterogen Atoms	72

Software

Software
Software Name	Purpose
MxCuBE	data collection
PHASER	phasing
REFMAC	refinement
iMOSFLM	data reduction
SCALA	data scaling