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SELECTIN-LIKE MUTANT OF MANNOSE-BINDING PROTEIN A

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7.8		8-10% PEG 8000, 2% PEG 1000, 1 MM TRIS-CL, PH 7.8, 200 MM NACL, 20 MM CACL2, 2 MM NAN3. PRIOR TO DATA COLLECTION, THE CRYSTAL WAS ADAPTED TO THE MOTHER LIQUOR PLUS 20% MPD.

Crystal Properties
Matthews coefficient	Solvent content
3.2	68

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 79.7	α = 90
b = 84.9	β = 105.3
c = 98.7	γ = 90

Symmetry
Space Group	C 1 2 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 IIC	COLLIMATOR	1996-03-08	M

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RUH2R

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	40	99.5	0.053	0.053	13	2.9		36862		-3	20.6

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	2.17	99		0.276	0.276	4.5	2.7

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation 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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1RTM	2.1	10	2	32009	3207	87.2	0.202	0.202	0.265	RANDOM	26.2

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]
8.68		7.83	-1.23		7.14

RMS Deviations
Key	Refinement Restraint Deviation
x_dihedral_angle_d	22.3
x_scangle_it	6.3
x_scbond_it	4.1
x_mcangle_it	3.3
x_mcbond_it	2.1
x_angle_deg	1.3
x_improper_angle_d	1.3
x_bond_d	0.008
x_bond_d_na
x_bond_d_prot
x_angle_d
x_angle_d_na
x_angle_d_prot
x_angle_deg_na
x_angle_deg_prot
x_dihedral_angle_d_na
x_dihedral_angle_d_prot
x_improper_angle_d_na
x_improper_angle_d_prot

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3477
Nucleic Acid Atoms
Solvent Atoms	446
Heterogen Atoms	12

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
X-PLOR	model building
X-PLOR	refinement
X-PLOR	phasing