1USN

CRYSTAL STRUCTURE OF THE CATALYTIC DOMAIN OF HUMAN FIBROBLAST STROMELYSIN-1 INHIBITED WITH THIADIAZOLE INHIBITOR PNU-142372

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1SLN	PROTEIN COMPONENT OF STROMELYSIN-1 MODEL (J. W. BECKER, ET AL.; 1SLN)

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7		HANGING DROP VAPOR DIFFUSION., pH 7.0, vapor diffusion - hanging drop

Crystal Properties
Matthews coefficient	Solvent content
2.58	52.38

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 72.12	α = 90
b = 72.12	β = 90
c = 192.06	γ = 120

Symmetry
Space Group	H 3 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	293	AREA DETECTOR	SIEMENS		1995-11-15	M

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	SIEMENS

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.6	20	95	0.075	10.4	4.69		20522		1

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.61	1.71	49		0.239	1.83

Refinement

Statistics
Diffraction ID	Structure Solution 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	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	PROTEIN COMPONENT OF STROMELYSIN-1 MODEL (J. W. BECKER, ET AL.; 1SLN)	1.8	10	2	17046		95	0.189	0.189		19.11

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	24.1
p_staggered_tor	10.3
p_planar_tor	3.8
p_scangle_it	2.476
p_scbond_it	1.681
p_mcangle_it	1.352
p_mcbond_it	0.835
p_chiral_restr	0.275
p_xyhbond_nbd	0.209
p_multtor_nbd	0.173
p_singtor_nbd	0.167
p_planar_d	0.05
p_angle_d	0.04
p_plane_restr	0.026
p_bond_d	0.018
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	1312
Nucleic Acid Atoms
Solvent Atoms	111
Heterogen Atoms	33

Software

Software
Software Name	Purpose
X-PLOR	model building
PROFFT	refinement
X-PLOR	refinement
XENGEN	data reduction
XENGEN	data scaling
X-PLOR	phasing