1LK9

The Three-dimensional Structure of Alliinase from Garlic

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.4	293	PROTEIN: 5 MG/ML ALLIINASE, 5 MM HEPES PH 7.4, 10 % (V/V) GLYCEROL, 0.25 MM PYRIDOXAL-5'-PHOSPHATE, 1 MM S-ETHYL-L-CYSTEINE; PRECIPITANT: 2.9 M AMMONIUM SULFATE, 50 MM HEPES PH 7.4 HANGING DROP METHOD(4 MICROL + 4 MICROL), VAPOUR DIFFUSION, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.49	50.6

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 68.45	α = 90
b = 101.07	β = 90
c = 155.69	γ = 90

Symmetry
Space Group	P 21 21 21

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	MARRESEARCH		2000-04-25	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	EMBL/DESY, HAMBURG BEAMLINE BW7B	0.8423	EMBL/DESY, HAMBURG	BW7B

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	1.53	12	98.9	0.055	20.3	5.8	160747	160747		-3	20.7

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	1.53	1.56	99.9		0.508	2.1	3.7	8024

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SIRAS	THROUGHOUT	1.53	12	162892	162892	3264	98.7	0.1929	0.2207	RANDOM	25.8

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]

RMS Deviations
Key	Refinement Restraint Deviation
p_transverse_tor	25.9
p_staggered_tor	13.4
p_scangle_it	4.603
p_planar_tor	3.9
p_scbond_it	3.366
p_mcangle_it	1.364
p_mcbond_it	0.941
p_multtor_nbd	0.19
p_singtor_nbd	0.174
p_xyhbond_nbd	0.125
p_chiral_restr	0.12
p_planar_d	0.03
p_angle_d	0.026
p_bond_d	0.011

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6862
Nucleic Acid Atoms
Solvent Atoms	830
Heterogen Atoms	252

Software

Software
Software Name	Purpose
DENZO	data reduction
TRUNCATE	data reduction
MLPHARE	phasing
REFMAC	refinement
CCP4	data scaling