Experiment: 1VZ3

PROLYL OLIGOPEPTIDASE FROM PORCINE BRAIN, T597C MUTANT

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1H2W	PDB ENTRY 1H2W

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		8.5		SEE REMARK 1, REFERENCE 6, pH 8.50

Crystal Properties
Matthews coefficient	Solvent content
2.5	44

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 71.4	α = 90
b = 100.5	β = 90
c = 111.8	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	100	CCD	ADSC CCD	MIRRORS	2003-07-10	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SRS BEAMLINE PX14.1		SRS	PX14.1

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	1.6	26	99	0.06	23.3	3.7		105437		-3	21.9

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.6	1.66	99.3		0.216	3.2	2.3

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1H2W	1.6	26	101129	4308	99	0.162	0.16	0.1724	0.193	0.2034	RANDOM	21.5

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]
0.06			1.56		-1.62

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5700
Nucleic Acid Atoms
Solvent Atoms	1161
Heterogen Atoms	30

Software

Software
Software Name	Purpose
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling
CCP4	phasing