Encodes a sphingolipid delta4-desaturase, involved in sphingolipid biosynthesis. Specifically expressed in floral tissues. Knockout mutants were devoid of sphinga-4,8-dienine in floral tissues.
Computational Description
DES-1-LIKE; FUNCTIONS IN: oxidoreductase activity, sphingolipid delta-4 desaturase activity; INVOLVED IN: sphingolipid biosynthetic process; LOCATED IN: integral to membrane; EXPRESSED IN: 10 plant structures; EXPRESSED DURING: L mature pollen stage, M germinated pollen stage, 4 anthesis, C globular stage, petal differentiation and expansion stage; CONTAINS InterPro DOMAIN/s: Sphingolipid delta4-desaturase, N-terminal (InterPro:IPR013866), Fatty acid desaturase, type 1 (InterPro:IPR005804), Sphingolipid delta4-desaturase (InterPro:IPR011388); Has 703 Blast hits to 697 proteins in 257 species: Archae - 0; Bacteria - 174; Metazoa - 227; Fungi - 120; Plants - 36; Viruses - 3; Other Eukaryotes - 143 (source: NCBI BLink).
