2SPT

DIFFERENCES IN THE METAL ION STRUCTURE BETWEEN SR-AND CA-PROTHROMBIN FRAGMENT 1

X-RAY DIFFRACTION

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Crystallization

Crystal Properties
Matthews coefficient	Solvent content
4.21	70.77

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 39.69	α = 90
b = 54.12	β = 90
c = 131.17	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

Refinement

Statistics
Diffraction ID	Structure Solution Method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION		2.5	7	4812			0.167

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_orthonormal_tor	29
p_staggered_tor	24
p_planar_tor	2
p_scangle_it	1.4
p_mcangle_it	0.9
p_scbond_it	0.8
p_mcbond_it	0.5
p_multtor_nbd	0.33
p_xhyhbond_nbd	0.33
p_singtor_nbd	0.25
p_planar_d	0.058
p_angle_d	0.05
p_chiral_restr	0.017
p_plane_restr	0.016
p_bond_d	0.013
p_angle_deg
p_hb_or_metal_coord
p_xyhbond_nbd
p_transverse_tor
p_special_tor

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1158
Nucleic Acid Atoms
Solvent Atoms	90
Heterogen Atoms	22

Software

Software
Software Name	Purpose
PROFFT	refinement
PROLSQ	refinement