1FBL

STRUCTURE OF FULL-LENGTH PORCINE SYNOVIAL COLLAGENASE (MMP1) REVEALS A C-TERMINAL DOMAIN CONTAINING A CALCIUM-LINKED, FOUR-BLADED BETA-PROPELLER

X-RAY DIFFRACTION

Crystallization

Crystal Properties
Matthews coefficient	Solvent content
3.97	69.01

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 161.14	α = 90
b = 161.14	β = 90
c = 52.22	γ = 90

Symmetry
Space Group	I 41

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	IMAGE PLATE	MAR scanner 300 mm plate		1994-10-11	M

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SRS BEAMLINE PX9.6		SRS	PX9.6

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge 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	2.5	42.2	94.2	0.086		3.27		22212

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	Mean Isotropic B
X-RAY DIFFRACTION		2.5	9	21539		94.3	0.217	0.217	0.2076		34.3

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	26.3
x_scangle_it	2.5
x_mcangle_it	2
x_scbond_it	2
x_angle_deg	1.92
x_improper_angle_d	1.75
x_mcbond_it	1.5
x_bond_d	0.015
x_bond_d_na
x_bond_d_prot

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2966
Nucleic Acid Atoms
Solvent Atoms	295
Heterogen Atoms	33

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.