Actin thiab myosin ua haujlwm ua ke tsim cov leeg nqaij thiab, yog li ntawd, txav… Cov tshuaj tiv thaiv hydrolysis tso tawm lub zog los ntawm ATP, thiab cov myosin ua haujlwm zoo li lub cev muaj zog los hloov cov tshuaj no rau hauv lub zog txhua yam.
myosin thiab actin cuam tshuam li cas rau ib leeg?
Rau myosin los khi actin, tropomyosin yuav tsum tig ib ncig ntawm cov actin filaments kom nthuav tawm cov chaw myosin-binding … tam sim no, myosin khi rau actin pib hla kev caij tsheb kauj vab. Tom qab ntawd tus sarcomer luv luv thiab cov leeg cog lus.
Yuav ua li cas myosin thiab actin ua haujlwm ua ke quizlet?
Cov F actin polymers twist ua ke, thiab tsim los ntawm G actin subunits, muab cov tsos ntawm ob txoj hlua ntawm cov hlaws twisted ua ke. myosin khi qhov chaw, uas cov myosin taub hau txuas thiab 'taug kev' raws, ua rau muaj kev sib cog lus.
Actin thiab myosin ua ke yog dab tsi?
Nyias filaments ntawm actin thiab tuab filaments ntawm myosin daim ntawv cov leeg nqaij. Myosin thiab actin filaments, nrog rau cov cheeb tsam uas ob qhov sib tshooj, tsim rov ua lub teeb thiab tsaus nti hauv txhua qhov sarcomere.
Yuav ua li cas thaum actin thiab myosin sib tshooj?
Lub tshuab ntawm kev cog lus yog kev khi ntawm myosin rau actin, tsim cov choj hla uas tsim cov filament txav (Daim duab 6.7). … Ib tug band nyob tib qhov dav thiab, ntawm tag nrho cov contraction, cov nyias nyias sib tshooj Thaum lub sarcomere luv, qee thaj tsam luv thaum lwm qhov nyob twj ywm ntev.
