1Y2U

Crystal structure of the common edible mushroom (Agaricus bisporus) lectin in complex with Lacto-N-biose

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8	277	Sodium formate, Tris, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 277.0K

Crystal Properties
Matthews coefficient	Solvent content
2.6	51.8

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 91.61	α = 90
b = 96.09	β = 90
c = 75.06	γ = 90

Symmetry
Space Group	C 2 2 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	Xenocs Fox 2D Cu 12_38P	2004-06-23	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RU300	1.5418

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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
1	1.8	25	98.6	0.067	9.7	5.4	28137	28137

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.8	1.9	96		0.35	2.2

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-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	FOURIER SYNTHESIS	THROUGHOUT	1.85	25	26700	26700	1418	98.24	0.2027	0.2027	0.20212	0.21371	RANDOM	23.295

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]
-0.81			0.97		-0.16

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	6.102
r_scangle_it	1.626
r_scbond_it	0.97
r_angle_refined_deg	0.948
r_mcangle_it	0.722
r_mcbond_it	0.383
r_nbd_refined	0.173
r_symmetry_hbond_refined	0.144
r_symmetry_vdw_refined	0.137
r_xyhbond_nbd_refined	0.093
r_chiral_restr	0.065
r_bond_refined_d	0.006
r_gen_planes_refined	0.003
r_bond_other_d
r_angle_other_deg
r_dihedral_angle_2_deg
r_dihedral_angle_3_deg
r_dihedral_angle_4_deg
r_gen_planes_other
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2270
Nucleic Acid Atoms
Solvent Atoms	96
Heterogen Atoms	52

Software

Software
Software Name	Purpose
REFMAC	refinement
MAR345	data collection
AUTOMAR	data reduction