1BZW

PEANUT LECTIN COMPLEXED WITH C-LACTOSE

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7		HANGING DROP OF 5 MG/ML PROTEIN IN 0.05 M SODIUM PHOSPHATE BUFFER,PH 7.0, CONTAINING 0.2M SODIUM CHLORIDE, 0.02 % SODIUM AZIDE, 10MM C-LACTOSE AND 12% (W/V) PEG 8000 IN THE SAME BUFFER, vapor diffusion - hanging drop

Crystal Properties
Matthews coefficient	Solvent content
3.18	57

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 129.121	α = 90
b = 126.748	β = 90
c = 76.9	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	293	IMAGE PLATE	MARRESEARCH	MIRROR		M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RU200

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	2.7	19.7	93.81	0.129	14.2	3.75		33099			30.8

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)
	2.7	2.8	93.8		0.461	2.33	2.9

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	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	OTHER	THROUGHOUT	PDB2PEL WITHOUT SUGAR AND WATER	2.7	10	29962	1178	86.6	0.188	0.188	0.227	RANDOM	23.7

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
x_dihedral_angle_d	27.3
x_angle_deg	1.6
x_improper_angle_d	1.16
x_bond_d	0.008
x_bond_d_na
x_bond_d_prot
x_angle_d
x_angle_d_na
x_angle_d_prot
x_angle_deg_na
x_angle_deg_prot
x_dihedral_angle_d_na
x_dihedral_angle_d_prot
x_improper_angle_d_na
x_improper_angle_d_prot
x_mcbond_it
x_mcangle_it
x_scbond_it
x_scangle_it

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6976
Nucleic Acid Atoms
Solvent Atoms	330
Heterogen Atoms	100

Software

Software
Software Name	Purpose
X-PLOR	model building
X-PLOR	refinement
XDS	data reduction
XDS	data scaling
X-PLOR	phasing