-
discovered in plants,
named alpha-
expansins (given the gene
symbol EXPA) and beta-
expansins (EXPB). Both
families of
expansins have been
identified in a wide...
-
expansins have been identified: α-
expansins, β-
expansins, and
bacterial expansins.
There are
still numerous unanswered questions regarding expansins and...
-
cellular elongation: as the cell wall is
partially degraded by the
action of
expansins, the less
rigid wall is
expanded by the
pressure coming from
within the...
-
because the cell
walls are made more
extensible by
expansin, a pH-dependent wall-loosening protein.
Expansin loosens the network-like
connections between cellulose...
- This
acidification of the cell wall
region activates enzymes known as
expansins which disrupt hydrogen bonds in the cell wall structure,
making the cell...
-
characteristically extend (grow) by a
mechanism called acid growth,
mediated by
expansins,
extracellular proteins activated by
acidic conditions that
modify the...
- PMID 24563701.
Nikolaidis N,
Doran N,
Cosgrove DJ (February 2014). "Plant
expansins in
bacteria and fungi:
evolution by
horizontal gene
transfer and independent...
-
plant with
exogenous auxin, the
expression of
pectin methylesterases,
expansins and
other protein that
changes cell wall's
shape and size. This acid-growth...
-
stimulates cell
elongation by
stimulating wall-loosening factors, such as
expansins, to
loosen cell walls. The
effect is
stronger if
gibberellins are also...
-
resulting reduction in pH
causes the
relaxation of the cell wall protein,
expansin, and
allows for an
increase in cell
volume via
osmosis and turgor. As a...
