cyclin

(redirected from Mitotic cyclin)
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Related to Mitotic cyclin: M-cyclin

cyclin

[′sī·klin]
(cell and molecular biology)
Any member of a family of proteins that regulate the cell cycle and whose cellular levels rise steadily until mitosis, then fall abruptly to zero. As cyclins reach a threshold level, they are thought to drive cells into G2 phase and thus toward mitosis.
References in periodicals archive ?
10) This protein is known to be required for APC-dependent ubiquitination of mitotic cyclins.
E2-C, a cyclin-selective ubiquitin carrier protein required for the destruction of mitotic cyclins.