m phase promoting factor 中文意思是什麼
m phase promoting factor
解釋
m期促發因子-
Oocyte maturation involves the activation of various signal trans - duction pathways that converge to activate maturation - promoting factor ( mpf ) ; this is a key activity that catalyses entry into m - phase of meiosis i and meiosis ii
在爪蟾卵中有大量未被激活的cdc2 - cyclinb復合物,稱為pre - mpf , pre - mpf在tyr15位脫磷酸變成活性mpf ,起到這個作用的磷酸酶是cdc25 , cdc25的活性通過磷酸化和細胞位置進行調控。 -
A critical and central component is likely to be mpf ( m - phase promoting factor, another name is maturation - promoting factor, it was first discovered by masui and marikert in 1971, and then purified from xenopus laevis eggs in 1988
P34 ~ ( cdc2 )有三個重要調節位點thr14 、 tyr15和thr161分別被其他各種因素調節,當thr161處于磷酸化,而thrl4 、 tyrls處于脫磷酸化時, p34拋才能被激活。 -
Mpf ( m phase promoting factor ) which is made up of cdc2 as the active subunit and cyclin b as the regular subunit is a key factor in cell division. cdc2 is the active part of the mpf, which can active multiple ser / thr
Mpf ( mphasepromotingfactor )是細胞分裂的中心調控因子,由催化亞基cdc2和調節亞基周期素b ( cyclinb )組成,其中cdc2是mpf的活性單位,具有絲蘇氨酸蛋白激酶活性。
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