6VC1 | pdb_00006vc1

Octreotide oxalate

POWDER DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	EVAPORATION, RECRYSTALLIZATION		298	0.2 M oxalic acid 434 mg mL-1 octreotide acetate 322.8 K until almost complete evaporation Redesolution in ddH2O 298 K until almost complete evaporation Repeat until crystal formation
2	EVAPORATION, RECRYSTALLIZATION		298	0.2 M oxalic acid 500 mg mL-1 octreotide acetate 322.8 K until almost complete evaporation Redesolution in ddH2O 298 K until almost complete evaporation Repeat until crystal formation

Crystal Properties
Matthews coefficient	Solvent content
1.82	32.5
1.82	32.5

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 18.529	α = 90
b = 30.288	β = 90
c = 39.731	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	293	PIXEL	MYTHEN II Silicon Solid State 1D detector system		2018-09-12	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SLS BEAMLINE X04SA	1.3004392

Data Collection

Software

Software
Software Name	Purpose
GSAS	refinement