| Klenow fragment | <molecular biology> Larger part of the bacterial DNA polymerase I (76 kD) that remains after treatment with subtilisin, retains some but not all exonuclease and polymerase activity. (18 Nov 1997) |
|---|---|
| fragment | A small part broken from a larger entity. (05 Mar 2000) |
| fragment reaction | A reaction used to assay the activity of peptidyl transferase. (05 Mar 2000) |