| Dictionary, Encyclopedia and Thesaurus - The Free Dictionary 1,758,409,535 visitors served. |
|
Dictionary/ thesaurus | Medical dictionary | Legal dictionary | Financial dictionary | Acronyms | Idioms | Encyclopedia | Wikipedia encyclopedia | ? |
active site |
Also found in: Dictionary/thesaurus, Medical, Legal, Financial, Wikipedia, Hutchinson | 0.02 sec. |
|
active site: see enzyme enzyme, biological catalyst . The term enzyme comes from zymosis, the Greek word for fermentation , a process accomplished by yeast cells and long known to the brewing industry, which occupied the attention of many 19th-century chemists. ..... Click the link for more information. . active site [′ak·tiv ′sīt] (chemistry) The effective site at which a given heterogeneous catalytic reaction can take place. Also known as active center. (cell and molecular biology) The region of an enzyme molecule at which binding with the substrate occurs. Also known as binding site; catalytic site. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
|
| ? Mentioned in | ? References in periodicals archive | ||
|---|---|---|---|
| Oseltamivir
resistance caused by a single amino acid substitution from histidine (H)
to tyrosine (Y) at position 274 of the neuraminidase active site has
been reported in persons infected both experimentally and naturally with
influenza A virus subtype H5N1 (1,2). The glyphosate-based
herbicide disrupts aromatase activity and mRNA levels and interacts with
the active site of the purified enzyme, but the effects of glyphosate
are facilitated by the Roundup formulation in microsomes or in cell
culture. Long misperceived in the West as a Conceptualist, Ilya Kabakov is,
rather, an imagist and a fantasist who constructs situations in which
the work's most active site is the viewer's imagination. |
| Encyclopedia |
| Free Tools: |
For surfers:
Free toolbar & extensions |
Word of the Day |
Help
For webmasters: Free content | Linking | Lookup box | Double-click lookup | Partner with us |
|---|