Aspergillus oryzae (Ahlburg) Cohn, anamorph (ATCC® 20822)

Strain Designations: IAM 2609 [IFO 4181, JCM 2058, NBRC 4181, RIB 1145]  /  Product Format: freeze-dried

Strain Designations IAM 2609 [IFO 4181, JCM 2058, NBRC 4181, RIB 1145]
Produces protease nonstructural protein 3
Produces high-potency protease
Biosafety Level 1
Product Format freeze-dried
Storage Conditions Frozen: -80°C or colder
Freeze-Dried: 2°C to 8°C
Live Culture: See Propagation Section
Type Strain no
Preceptrol® no
Medium Medium 324: Malt extract agar
Medium 335: Potato carrot agar
Medium 336: Potato dextrose agar (PDA)
Growth Conditions
Temperature: 24°C to 26°C
Atmosphere: Typical aerobic
Name of Depositor Kikkoman Corp.
Isolation Sake-koji, Kyoto, Japan

Kiyota T, et al. Aflatoxin non-productivity of Aspergillus oryzae caused by loss of function in the aflJ gene product. J. Biosci. Bioeng. 111: 512-517, 2011. PubMed: 21342785

Motai H, et al. Process for producing protease by cultivating a protease-producing mold in a liquid medium. US Patent 4,879,235 dated Nov 7, 1989

Murakami H, et al. Taxonomic studies on Japanese industrial strains of Aspergillus. Part 16. Mycological characters of strains added after the part 15. Rept Res Inst Brew 143: 5-15, 1971.

Wada R, et al. Presence and functionality of mating type genes in the supposedly asexual filamentous fungus Aspergillus oryzae. Appl. Environ. Microbiol. 78: 2819-2829, 2012. PubMed: 22327593