▁Peter ▁K ane ▁( mag ician ) ▁( 1 9 3 8 – 2 0 0 4 ), ▁British ▁mag ician ▁ ▁See ▁also ▁Peter ▁C ain ▁( disambiguation ) ▁Peter ▁Du ▁C ane ▁( disambiguation ) <0x0A> </s> ▁Cort act in ▁( from ▁" c ort ical ▁act in ▁binding ▁protein ") ▁is ▁a ▁mon omer ic ▁protein ▁located ▁in ▁the ▁cy top las m ▁of ▁cells ▁that ▁can ▁be ▁activ ated ▁by ▁external ▁stim uli ▁to ▁promote ▁polym er ization ▁and ▁re arr ang ement ▁of ▁the ▁act in ▁c yt os ke leton , ▁especially ▁the ▁act in ▁cor tex ▁around ▁the ▁cell ular ▁peri ph ery . ▁It ▁is ▁present ▁in ▁all ▁cell ▁types . ▁When ▁activ ated , ▁it ▁will ▁rec ruit ▁Ar p 2 / 3 ▁complex ▁prote ins ▁to ▁existing ▁act in ▁micro fil aments , ▁facil it ating ▁and ▁stabil izing ▁nucle ation ▁sites ▁for ▁act in ▁branch ing . ▁Cort act in ▁is ▁important ▁in ▁prom oting ▁l am el lip odia ▁formation , ▁inv ad op odia ▁formation , ▁cell ▁migration , ▁and ▁end oc yt osis . ▁ ▁Gene ▁ ▁In ▁humans , ▁cort act in ▁is ▁encoded ▁by ▁the ▁C TT N ▁gene ▁on ▁chrom os ome ▁ 1 1 . ▁ ▁Str ucture ▁▁ ▁Cort act in ▁is ▁a ▁thin , ▁el ong ated ▁mon omer ▁that ▁consists ▁of ▁an ▁am ino - term inal ▁acid ic ▁( N TA ) ▁region ; ▁ 3 7 - res id ue