Experiment: 2X3T

Glutaraldehyde-crosslinked wheat germ agglutinin isolectin 1 crystal soaked with a synthetic glycopeptide

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	7WGA	PDB ENTRY 7WGA

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		4.9		0.04M KH2PO4, 20% GLYCEROL, 14%-17% PEG 8000, pH 4.9

Crystal Properties
Matthews coefficient	Solvent content
2.83	57

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 44.64	α = 90
b = 93.21	β = 98.32
c = 92.5	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 CCD			M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID23-1		ESRF	ID23-1

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	2.75	50	99.5	0.1	12.1	3.8		19531		3.45	42.32

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	2.75	2.91	99.2		0.49	3.45	3.78

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Free (Depositor)	R-Free (DCC)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	PDB ENTRY 7WGA	2.749	32.653	1.99	19531	1000	99.61	0.2315	0.2285	0.2847	0.2691	55.24

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]
-0.7783		0.146	17.1332		-16.3548

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	22.365
f_angle_d	0.721
f_chiral_restr	0.038
f_plane_restr	0.006
f_bond_d	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4545
Nucleic Acid Atoms
Solvent Atoms	38
Heterogen Atoms	237

Software

Software
Software Name	Purpose
PHENIX	refinement
XDS	data reduction
XSCALE	data scaling
MOLREP	phasing