1BYF

STRUCTURE OF TC14; A C-TYPE LECTIN FROM THE TUNICATE POLYANDROCARPA MISAKIENSIS

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		6.5		PROTEIN WAS CRYSTALLIZED FROM 7% PEG 8000, 0.2 M ZN(ACETATE) AND 100 MM NA( CACODYLATE), PH 6.5

Crystal Properties
Matthews coefficient	Solvent content
2.8	48

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 54.18	α = 90
b = 66.45	β = 90
c = 85.9	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	IMAGE PLATE	MARRESEARCH	MIRRORS	1998-04-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	ELLIOTT GX-13

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	52.7	95.9	0.068	0.068	8.3	6.6		20632			17.63

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	2	2.05	87.9		0.185	0.185	4	5.6

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SIRAS	THROUGHOUT	2	35	19550	1039	96	0.207	0.25	RANDOM	20

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
p_transverse_tor	34.9
p_special_tor	15
p_staggered_tor	14.6
p_planar_tor	3.1
p_scangle_it	1.547
p_mcangle_it	1.453
p_scbond_it	0.978
p_mcbond_it	0.826
p_multtor_nbd	0.197
p_singtor_nbd	0.168
p_xyhbond_nbd	0.134
p_chiral_restr	0.099
p_angle_d	0.023
p_planar_d	0.02
p_bond_d	0.006
p_angle_deg
p_hb_or_metal_coord
p_plane_restr
p_xhyhbond_nbd
p_orthonormal_tor

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1928
Nucleic Acid Atoms
Solvent Atoms	279
Heterogen Atoms	39

Software

Software
Software Name	Purpose
MOSFLM	data reduction
SCALA	data scaling
SHARP	phasing
REFMAC	refinement
CCP4	data scaling