Medical expert of the article
New publications
Protein Deficiency Z: Causes, Symptoms, Diagnosis, Treatment
Last reviewed: 23.04.2024
All iLive content is medically reviewed or fact checked to ensure as much factual accuracy as possible.
We have strict sourcing guidelines and only link to reputable media sites, academic research institutions and, whenever possible, medically peer reviewed studies. Note that the numbers in parentheses ([1], [2], etc.) are clickable links to these studies.
If you feel that any of our content is inaccurate, out-of-date, or otherwise questionable, please select it and press Ctrl + Enter.
Protein Z is a vitamin K-dependent protein that functions as a cofactor of the process of inhibiting blood clotting by forming a complex with a plasma protein, a Z-dependent protease inhibitor. The complex inactivates the factor Xa. The consequences of a deficiency of protein Z in the pathophysiology of thrombosis and miscarriage are not fully understood.