Cyclin D1 (C-terminal) Antibody

About the Target

Cyclin D1, a key regulator of the cell cycle, plays a pivotal role in cancer development by driving uncontrolled cellular proliferation. It is a 36-kDa protein encoded by the CCND1 gene, located on chromosome 11q13. Structurally, Cyclin D1 contains an RB protein-binding domain, a region for binding cyclin-dependent kinases (CDKs) or their inhibitors, an LxxLL motif for coactivator recruitment, a PEST sequence for degradation, and a critical threonine residue that regulates nuclear export and protein stability. Depending on the literature source, CCND1 may also be discussed as Cyclin D1 (C-terminal) and Cyclin D.

Reported cellular context includes cytoplasm, membrane, and nucleus, which can matter when signal is compared across treatments or changing cell states. Following CCND1 across matched perturbations can help separate abundance effects from shifts in localization, complex assembly, or pathway state.

Research Context

CCND1 is commonly interpreted in the context of cancer, developmental biology, and endocrinology research, and readouts are often stronger when a study separates expression changes from compartment-level redistribution. When reported signal spans cytoplasm, membrane, and nucleus, a defined reference condition can make comparisons more interpretable across perturbations, passages, or replicate sets.

Consider these angles when interpreting target-level changes:

• apparent redistribution between cytoplasm, membrane, and nucleus across matched conditions
• changes associated with proliferative state, oncogenic signaling, or treatment response
• stage-dependent patterns during differentiation, morphogenesis, or lineage commitment
• responses to hormone-dependent signaling or endocrine feedback context

Variant Considerations

If your project spans exploratory questions, the regular version offers a balanced option for establishing baseline signal behavior for CCND1. This can help when protocols evolve over time and the goal is to compare experiments using a stable reference workflow.

Standardize sampling time, control choice, and downstream analysis thresholds so apparent differences in CCND1 reflect biology rather than handling. When interpreting CCND1, it is often useful to decide early whether the main question is overall abundance, compartmental enrichment, or context-dependent redistribution.

For multi-run studies, a shared reference condition can keep CCND1 trends easier to compare across datasets. That kind of consistency is especially helpful when follow-up work expands to new perturbations, model systems, or longitudinal collections.