1FSC

Crystal Structure of Fasciculin 2 from Green Mamba Snake Venom: Evidence for Unusual Loop Flexibility

X-RAY DIFFRACTION

Crystallization

Crystal Properties
Matthews coefficient	Solvent content
3.63	66.12

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 48.93	α = 90
b = 48.93	β = 90
c = 82.18	γ = 90

Symmetry
Space Group	P 41 21 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray		AREA DETECTOR	XENTRONICS		1992-02-28
2	1		IMAGE PLATE	MARRESEARCH		1992-02-28

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1
2	SYNCHROTRON	LURE BEAMLINE DW32		LURE	DW32

Data Collection

Refinement

Statistics
Diffraction ID	Structure Solution Method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Free (Depositor)	Mean Isotropic B
X-RAY DIFFRACTION		2	10	2.5	6287		88	0.188	0.188		27.82

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	26.93
x_angle_deg	2.01
x_improper_angle_d	1.34
x_bond_d	0.016
x_bond_d_na
x_bond_d_prot
x_angle_d
x_angle_d_na
x_angle_d_prot
x_angle_deg_na

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	464
Nucleic Acid Atoms
Solvent Atoms	55
Heterogen Atoms	2

Software

Software
Software Name	Purpose
MOSFLM	data reduction
X-PLOR	model building
X-PLOR	refinement
X-PLOR	phasing

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), 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 R01GM157729.