Experiment: 3M3E

Crystal Structure of Agrocybe aegerita lectin AAL mutant E66A complexed with p-Nitrophenyl Thomsen-Friedenreich disaccharide

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2ZGL	PDB ENTRY 2ZGL

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	hanging drop	5.5	298	25% PEG3350, 0.2M LiCl, 5% acetone, pH 5.5, hanging drop, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.3	45.4

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 56.82	α = 90
b = 53.24	β = 95.04
c = 103.4	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	IMAGE PLATE	RIGAKU RAXIS IV++		2009-03-10	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU FR-E+ SUPERBRIGHT	1.5418

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (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	2.1	47.839	95	0.1	0.1		2.9	36227	34472			11

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	2.1	2.21	92		0.348	0.348	2.8	2.9	4826

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-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 2ZGL	2.1	20	165	36227	33815	1684	93.3	0.211	0.206	0.2226	0.257	0.2697	RANDOM	18.874

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]
-4.698		5.578	-4.95		9.649

RMS Deviations
Key	Refinement Restraint Deviation
c_angle_deg	1.412
c_bond_d	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4834
Nucleic Acid Atoms
Solvent Atoms	582
Heterogen Atoms	140

Software

Software
Software Name	Purpose
MOSFLM	data reduction
SCALA	data scaling
CNS	refinement
PDB_EXTRACT	data extraction
CrystalClear	data collection
PHASER	phasing