positively regulates serine C-palmitoyltransferase activity positive regulation of catalytic activity regulation of transferase activity biological regulation positive regulation of serine C-palmitoyltransferase activity up-regulation of serine C-palmitoyltransferase activity upregulation of 3-oxosphinganine synthetase activity biological_process upregulation of serine C-palmitoyltransferase activity positive regulation of palmitoyl-CoA:L-serine C-palmitoyltransferase (decarboxylating) activity up regulation of serine C-palmitoyltransferase activity activation of palmitoyl-CoA:L-serine C-palmitoyltransferase (decarboxylating) activity up-regulation of acyl-CoA:serine C-2 acyltransferase decarboxylating activation of 3-oxosphinganine synthetase activity up regulation of palmitoyl-CoA:L-serine C-palmitoyltransferase (decarboxylating) activity upregulation of palmitoyl-CoA:L-serine C-palmitoyltransferase (decarboxylating) activity up-regulation of 3-oxosphinganine synthetase activity up regulation of SPT up regulation of 3-oxosphinganine synthetase activity GO:1904222 activation of serine C-palmitoyltransferase activity positive regulation of acyl-CoA:serine C-2 acyltransferase decarboxylating Any process that activates or increases the frequency, rate or extent of serine C-palmitoyltransferase activity. upregulation of SPT upregulation of acyl-CoA:serine C-2 acyltransferase decarboxylating 2015-05-15T08:27:45Z activation of acyl-CoA:serine C-2 acyltransferase decarboxylating positive regulation of 3-oxosphinganine synthetase activity up-regulation of SPT rl up-regulation of palmitoyl-CoA:L-serine C-palmitoyltransferase (decarboxylating) activity Serinc proteins form a complex with serine and sphingolipid biosynthesis enzymes and regulates their activity through regulation of the substrate availability positive regulation of SPT up regulation of acyl-CoA:serine C-2 acyltransferase decarboxylating activation of SPT