Aspergillus oryzae (Ahlburg) Cohn (ATCC® 20822)

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

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Deposited As Aspergillus oryzae (Ahlburg) Cohn, anamorph
Strain Designations IAM 2609 [IFO 4181, JCM 2058, NBRC 4181, RIB 1145]
Produces protease nonstructural protein 3
Produces high-potency protease
Biosafety Level 1

Biosafety classification is based on U.S. Public Health Service Guidelines, it is the responsibility of the customer to ensure that their facilities comply with biosafety regulations for their own country.

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 ATCC® Medium 324: Malt extract agar
ATCC® Medium 335: Potato carrot agar
ATCC® Medium 336: Potato dextrose agar (PDA)
Growth Conditions
Temperature: 24°C to 26°C
Atmosphere: Typical aerobic
Name of Depositor Kikkoman Corp.
U.S. Patent Number
Disclosure This material is cited in a US or other Patent and may not be used to infringe the claims. Depending on the wishes of the Depositor, ATCC may be required to inform the Patent Depositor of the party to which the material was furnished.
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

Notice: Necessary PermitsPermits

These permits may be required for shipping this product:

  • Customers located in the state of Hawaii will need to contact the Hawaii Department of Agriculture to determine if an Import Permit is required. A copy of the permit or documentation that a permit is not required must be sent to ATCC in advance of shipment.
Basic Documentation