Submitted by György Chityil ... on Sat, 01/20/2018 - 01:06 Hierarchy: NounDescription: {{biochemistry}} A tetrameric protein purified from ''Streptomyces avidinii'' that binds very tightly to the vitamin biotinNgram: streptavidinNgram Text: streptavidinSource: WiktionaryIssue: 0Wiktionary tag: biochemistryNgram Count: 1