Experiment: 5LRK

Crystal structure of the porcine carboxypeptidase B - Anabaenopeptin F complex

X-RAY DIFFRACTION

Starting Model(s)

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

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	293	1ul of 16 mg/ml Protein and 40 mM epsilon-amino caproic acid in water were equilibrated against 14-20% PEG8000 and 100 mM K-Cacodylate (pH 6.5) in a hanging drop Setup.

Crystal Properties
Matthews coefficient	Solvent content
2.09	41.1

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 124.62	α = 90
b = 124.62	β = 90
c = 48.47	γ = 120

Symmetry
Space Group	P 32

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 QUANTUM 210		2006-03-09	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-1	0.934	ESRF	ID14-1

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	2.3	62.24	99.3	0.08	12.8	2.9		37153		-3	25.3

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	2.3	2.39	99.3		0.279		2.8

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-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	1NSA	2.3	62.24	37137	1857	99.3	0.154	0.1514	0.22	0.1975	Random	21.2

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]
0.544	-0.481		0.544		-1.087

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	7491
Nucleic Acid Atoms
Solvent Atoms	999
Heterogen Atoms	3

Software

Software
Software Name	Purpose
CNX	refinement
XDS	data reduction
XSCALE	data scaling
CNX	phasing