Biotin Anti-HMW Kininogen antibody

Supplementary information

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

Biological function summary

This kininogen is essential for the kallikrein-kinin system and interacts with various cell surface receptors to trigger diverse cellular responses. It is part of a complex that includes prekallikrein and factor XII facilitating the assembly and activation of these components on negatively charged surfaces. This interaction supports the generation of bradykinin which mediates vasodilation and increases vascular permeability critical processes in inflammatory responses. The multifunctional nature of HMW kininogen allows it to contribute broadly to the regulation of hemostasis and innate immunity.

Pathways

HMW kininogen is linked notably to both the contact activation pathway and the renin-angiotensin system. In the contact activation pathway it associates closely with prekallikrein and factor XII promoting the conversion of prekallikrein to kallikrein and subsequent steps in coagulation. In the renin-angiotensin system bradykinin produced from HMW kininogen modulates blood pressure through interactions with ACE (angiotensin-converting enzyme) showcasing the enzyme's relationship with these pathways. These pathways position HMW kininogen at a critical junction of cardiovascular and immune system regulation.