2NOT

NOTECHIS II-5, NEUROTOXIC PHOSPHOLIPASE A2 FROM NOTECHIS SCUTATUS SCUTATUS

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		8.5		THE PROTEIN WAS DISSOLVED IN 50 MM TRIS-NSULFATE, 70MM NH4AC PH 8.5; TO A TOTAL CONCENTRATION OF 15MG/ML; THE PUT IN A THICK-WALLED CAPILLARY SEALED WITH A SEMI-PERMEABLE TUBING AND PLACED IN A VESSEL CONTAINING 50MM TRIS-SULFATE, 50NMM NH4AC PH 8.5.N

Crystal Properties
Matthews coefficient	Solvent content
2.27	45.89

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 39.5	α = 90
b = 43.5	β = 90
c = 145	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	298	DIFFRACTOMETER	STOE		1986-02-01	M

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1		OTHER

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	3	15	96.85		1		4919

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	3	3.13	98.55			1

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	NOTEXIN	3	8	4539	380	96.85	0.219	0.219	0.255	RANDOM	9.7

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
x_dihedral_angle_d	23.3
x_angle_deg	2.51
x_improper_angle_d	0.75
x_bond_d	0.01
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
x_mcbond_it
x_mcangle_it
x_scbond_it
x_scangle_it

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1902
Nucleic Acid Atoms
Solvent Atoms	10
Heterogen Atoms

Software

Software
Software Name	Purpose
AMoRE	phasing
X-PLOR	refinement