A serine palmitoyltransferase complex whose components are the same as serine palmitoyltransferase complex core 2 (serine palmitoyltransferase 1 and serine palmitoyltransferase 3) plus the accessory small subunit B. These components are encoded in the genome of human. The biological unit may consist of multiple copies of the core 1 and/or core 2 in combination with additional subunits.
[PMID:17331073, PMID:19648650, PRO:CNA]
Comment
This entity is disposed to have the enzymatic activity described by EC:2.3.1.50.