4I30

Crystal structure of Canavalia maritima seeds lectin (ConM) co-crystalized with gamma-aminobutyric acid (GABA) and soaked with adenine

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8.5	293	2.0 M Ammonium sulphate, pH 8.5 , VAPOR DIFFUSION, HANGING DROP, temperature 293.0K

Crystal Properties
Matthews coefficient	Solvent content
2.24	45.2

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 66.99	α = 90
b = 70.41	β = 90
c = 97.05	γ = 90

Symmetry
Space Group	I 2 2 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	298	CCD	MAR CCD 165 mm		2010-05-05	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	LNLS BEAMLINE D03B-MX1	1.427	LNLS	D03B-MX1

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	1.89	57	99.78	0.071	0.071	5.7	4.7	17782	16822

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)
1	1.89	1.99	99.9		0.366	0.366	2.1	4.7

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	MOLECULAR REPLACEMENT	THROUGHOUT	1.89	57	17782	16822	960	99.78	0.2259	0.22438	0.22227	0.26413	RANDOM	29.924

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]
0.41			-6.89		6.49

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.317
r_dihedral_angle_3_deg	18.555
r_dihedral_angle_4_deg	15.112
r_sphericity_free	14.294
r_sphericity_bonded	9.916
r_dihedral_angle_1_deg	8.971
r_scangle_it	6.113
r_scbond_it	4.519
r_mcangle_it	3.075
r_rigid_bond_restr	2.74

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.317
r_dihedral_angle_3_deg	18.555
r_dihedral_angle_4_deg	15.112
r_sphericity_free	14.294
r_sphericity_bonded	9.916
r_dihedral_angle_1_deg	8.971
r_scangle_it	6.113
r_scbond_it	4.519
r_mcangle_it	3.075
r_rigid_bond_restr	2.74
r_angle_refined_deg	2.577
r_mcbond_it	2.086
r_chiral_restr	0.174
r_bond_refined_d	0.026
r_gen_planes_refined	0.012

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1761
Nucleic Acid Atoms
Solvent Atoms	87
Heterogen Atoms	19

Software

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

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.