{"symbol":"SERPINA4","synonyms":["KST","PI-4","PI4","KLST","KALLISTATIN"],"name":"serpin peptidase inhibitor, clade A (alpha-1 antiproteinase, antitrypsin), member 4","description":"Predicted to enable serine-type endopeptidase inhibitor activity. Located in extracellular exosome. Biomarker of diabetic retinopathy. [provided by Alliance of Genome Resources, Mar 2025]","ncbiEntrezGeneId":5267,"ncbiEntrezGeneUrl":"http://www.ncbi.nlm.nih.gov/gene/5267","proteins":[{"symbol":"KAIN_HUMAN","href":"/api/1.0/protein/KAIN_HUMAN"}],"hgncRootFamilies":[{"name":"Serpin peptidase inhibitors (SERPIN)","href":"/api/1.0/gene_family/Serpin+peptidase+inhibitors+%28SERPIN%29"}]}