2SFA

SERINE PROTEINASE FROM STREPTOMYCES FRADIAE ATCC 14544

X-RAY DIFFRACTION

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Crystallization

Crystal Properties
Matthews coefficient	Solvent content
1.97	37.59

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 69.05	α = 90
b = 72.76	β = 90
c = 29.84	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

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-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION		1.6	8	2	16320		85.2	0.182

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	17.7
p_staggered_tor	14.7
p_planar_tor	2.7
p_scangle_it	1.913
p_scbond_it	1.198
p_mcangle_it	1.114
p_mcbond_it	0.703
p_multtor_nbd	0.213
p_xyhbond_nbd	0.212
p_chiral_restr	0.192
p_singtor_nbd	0.165
p_planar_d	0.052
p_angle_d	0.033
p_bond_d	0.015
p_plane_restr	0.014
p_angle_deg
p_hb_or_metal_coord
p_xhyhbond_nbd
p_orthonormal_tor
p_special_tor

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1337
Nucleic Acid Atoms
Solvent Atoms	86
Heterogen Atoms

Software

Software
Software Name	Purpose
PROLSQ	refinement