Patent · US Expired

Glutaminase, its gene and a method of producing it

US6830905B2 · kind B2 · utility

1Cited by
0References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 2, 2002
Grant dateDec 14, 2004
Priority date
Expiry dateOct 2, 2022

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC12N9/80
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

Glutaminase is purified from an Aspergillus oryzae, its partial amino acid sequence is determined, a partial sequence of glutaminase gene is obtained by PCR based on the obtained information, and DNA fragments containing glutaminase gene from Aspergillus oryzae genomic library and cDNA library, and Aspergillus nidulans genomic library hybridization using the partial sequence as a probe.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.