β1,3-galactosyltransferase and DNA encoding the same

Chemistry: molecular biology and microbiology – Enzyme – proenzyme; compositions thereof; process for... – Transferase other than ribonuclease

Reexamination Certificate

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C435S071200, C435S072000, C435S074000, C435S320100, C435S252300, C435S252330, C536S023200, C536S023700

Reexamination Certificate

active

11227177

ABSTRACT:
The present invention provides a protein having β1,3-galactosyltransferase activity, a DNA encoding the protein, a transformant comprising the DNA, a process for producing the protein using the transformant, and a process for producing a galactose-containing complex carbohydrate using the transformant.

REFERENCES:
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patent: WO 00/46379 (2000-08-01), None
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Hiroshi Miyazaki et al., “Expression Cloning of Rat cDNA Encoding UDP-galactose:GD2β1,3- Galactosyltransferase That Determines the Expression of GD1b/GM1/GA1”,The Journal of Biological Chemistry, vol. 272, No. 40, Oct. 3, 1997, pp. 24794-24799.
Sujoy Ghosh et al., “Purification, Properties, and Immunological Characterization of GaIT-3 (UDP-galactose: GM2 Ganglioside, β1-3 Galactosyltransferase) From Embryonic Chicken Brain”,Glyconconjugate Journal, vol. 12, No. 6, 1995, pp. 838-847.
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