3KMB

COMPLEX OF 3'-SULFO-LEWIS-X WITH A 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		PROTEIN WAS CRYSTALLIZED FROM 8-10% PEG 8000, 2% PEG 1000, 100 MM TRIS-CL, PH 7.8, 200 MM NACL, 20 MM CACL2, 2 MM NAN3. PRIOR TO DATA COLLECTED, THE CRYSTAL WAS SOAKED IN THE MOTHER LIQUOR MINUS PEG 8000, PLUS 35% PEG 400, PLUS 80 MM 3'-SULFO- LEWIS-X.

Crystal Properties
Matthews coefficient	Solvent content
3.2	68

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 79.1	α = 90
b = 84.9	β = 106.6
c = 97.2	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	MAR scanner 300 mm plate	COLLIMATOR, MIRRORS	1996-06-02	M

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL7-1		SSRL	BL7-1

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	40	98.1	0.054	0.054	11.1	2.5		44240		-3	23

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	1.95	2.02	95.6		0.25	0.25	4.6	2.3

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	1.95	10	2	41496	4107	96.3	0.204	0.204	0.254	RANDOM	23.4

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]
6.27		4.12	-0.4		4.05

RMS Deviations
Key	Refinement Restraint Deviation
x_dihedral_angle_d	21.9
x_scangle_it	6.3
x_mcangle_it	4.1
x_scbond_it	3.1
x_mcbond_it	2
x_angle_deg	1.2
x_improper_angle_d	1.2
x_bond_d	0.007
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	458
Heterogen Atoms	104

Software

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