2JEC

crystal structure of recombinant DiocleA grandiflora lectin mutant E123A-H131N-K132Q complexed witH 5-bromo-4-chloro-3-indolyl-a-D- mannose

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5		CRYSTALS WERE GROWN BY THE HANGING DROP VAPOUR DIFFUSION METHOD USING 18% PEG 8000, 0.1M CACODYLATE, PH 6.5 AND 0.2M ZINC ACETATE

Crystal Properties
Matthews coefficient	Solvent content
2.61	52.98

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 72.194	α = 90
b = 84.552	β = 90
c = 176.21	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	CCD	MARRESEARCH		2006-05-21	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE BM16		ESRF	BM16

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	28.9	99.6	0.07	12.9	3.8		73352		2

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	2.11	100		0.25	3	3.8

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	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 2JE9	2	88.04	69591	3702	99.5	0.182	0.179	0.23	RANDOM	19.04

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]
0.06			0.61		-0.66

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.168
r_dihedral_angle_4_deg	13.407
r_dihedral_angle_3_deg	12.68
r_dihedral_angle_1_deg	7.742
r_angle_refined_deg	1.508
r_nbtor_refined	0.301
r_nbd_refined	0.2
r_symmetry_hbond_refined	0.191
r_symmetry_vdw_refined	0.181
r_xyhbond_nbd_refined	0.16
r_chiral_restr	0.104
r_metal_ion_refined	0.085
r_bond_refined_d	0.015
r_gen_planes_refined	0.006
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_it
r_mcbond_other
r_mcangle_it
r_mcangle_other
r_scbond_it
r_scbond_other
r_scangle_it
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	7223
Nucleic Acid Atoms
Solvent Atoms	740
Heterogen Atoms	104

Software

Software
Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
SCALEPACK	data scaling
MOLREP	phasing