Recombinant Human Noggin (Active) protein

Supplementary information

This supplementary information is collated from multiple sources and compiled automatically.

Noggin also known as noggin protein is a secreted glycoprotein with a mass of approximately 26 kDa. It antagonizes bone morphogenetic proteins (BMPs) by directly binding them preventing their interaction with receptors. This binding inhibits the signaling pathway which affects cellular processes such as differentiation growth and apoptosis. Noggin expresses prominently in embryonic tissues and in tissues undergoing differentiation particularly in the neural tube notochord and developing articular cartilage. The expression pattern suggests its importance during critical phases of development and tissue patterning.

Biological function summary

Noggin functions as an essential regulator in embryonic development sculpting tissues by inhibiting BMP activity. It does not work alone but functions as part of a complex regulatory network involving other BMP antagonists. By inhibiting BMPs Noggin plays an important role in neural tube closure limb formation and somite development. Noggin's activities help modulate the balance between proliferation and differentiation in these contexts allowing for proper structural formation during embryogenesis.

Pathways

Noggin operates mainly within the TGF-beta/BMP signaling pathway serving as a critical modulator. Inhibiting BMP through Noggin affects downstream targets connecting it to other signaling proteins like SMADs which mediate transcriptional responses. This control enables Noggin to indirectly regulate Wnt signaling as well showing its impact on various developmental stages and processes. Its influence on these pathways indicates Noggin’s importance in maintaining cellular homeostasis during growth and morphogenesis.

Noggin relates to conditions such as fibrodysplasia ossificans progressiva and cartilage-related abnormalities. Mutations or dysregulation of noggin protein can disrupt normal BMP signaling leading to aberrant skeletal development and calcification. This disruption often involves interactions with other proteins like BMP4 revealing Noggin's critical role in maintaining bone and cartilage integrity. Targeting noggin pathway components may provide therapeutic potential for addressing such conditions.