1OCW

Free conformation Ab2 of the IgE SPE-7

X-RAY DIFFRACTION

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Starting Model(s)

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

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		5		0.1M HEPES, PH7.5, 70% MPD, pH 5.00

Crystal Properties
Matthews coefficient	Solvent content
1.5	40

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 79.545	α = 90
b = 79.545	β = 90
c = 67.703	γ = 90

Symmetry
Space Group	I 4

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	MARRESEARCH	MIRRORS	2002-08-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RU200

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	2.01	28.17	94.4	0.051		9.9		13952		2

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	PDB ENTRY 1OAQ	2	28.17	695	94.4	0.2671	0.2658		0.2904	13457

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]

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1767
Nucleic Acid Atoms
Solvent Atoms	68
Heterogen Atoms

Software

Software
Software Name	Purpose
SHELXL-97	refinement
MOSFLM	data reduction
SCALA	data scaling
AMoRE	phasing