EC Tree |
1. Oxidoreductases |
1.14 Acting on paired donors, with incorporation or reduction of molecular oxygen |
1.14.19 With oxidation of a pair of donors resulting in the reduction of O2 to two molecules of water |
ID: | 1.14.19.25 |
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Description: | Acyl-lipid omega-3 desaturase (cytochrome b5). |
Click one PDB to see exact 3D structure provided by NGL.
Note: Use your mouse to drag, rotate, and zoom in and out of the structure. Mouse-over to identify atoms and bonds. Mouse controls documentation.UniProtKB Enzyme Link: | UniProtKB 1.14.19.25 |
BRENDA Enzyme Link: | BRENDA 1.14.19.25 |
KEGG Enzyme Link: | KEGG1.14.19.25 |
BioCyc Enzyme Link: | BioCyc 1.14.19.25 |
ExPASy Enzyme Link: | ExPASy1.14.19.25 |
EC2PDB Enzyme Link: | EC2PDB 1.14.19.25 |
ExplorEnz Enzyme Link: | ExplorEnz 1.14.19.25 |
PRIAM enzyme-specific profiles Link: | PRIAM 1.14.19.25 |
IntEnz Enzyme Link: | IntEnz 1.14.19.25 |
MEDLINE Enzyme Link: | MEDLINE 1.14.19.25 |
MSA: | |
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Phylogenetic Tree: | |
Uniprot: | |
M-CSA: |
RHEA:46404 | 2 [Fe(II)-cytochrome b5] + a (9Z,12Z)-octadecadienoyl-containing glycerolipid + 2 H(+) + O2 = (9Z,12Z,15Z)-octadecatrienoyl-containing glycerolipid + 2 [Fe(III)-cytochrome b5] + 2 H2O |
RULE(radius=1) | [*:1]-[CH2;+0:2]-[CH2;+0:3]-[*:4].[Fe+2;H0:5].[Fe+2;H0:6].[H+;H0:7].[H+;H0:8].[O;H0;+0:9]=[O;H0;+0:10]>>[*:1]-[CH;+0:2]=[CH;+0:3]-[*:4].[Fe+3;H0:5].[Fe+3;H0:6].[OH2;+0:9].[OH2;+0:10] |
Reaction | ![]() |
Core-to-Core | No scaffolds atoms were exchanged as a result of the reaction |
Title | Authors | Date | PubMed ID |
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Mutants of Arabidopsis deficient in the synthesis of alpha-linolenate. Biochemical and genetic characterization of the endoplasmic reticulum linoleoyl desaturase. | Browse J, McConn M, James D Jr, Miquel M | 1993 Aug 5 | 8102138 |
A novel fungal omega3-desaturase with wide substrate specificity from arachidonic acid-producing Mortierella alpina 1S-4. | Sakuradani E, Abe T, Iguchi K, Shimizu S | 2005 Mar | 15538555 |
Map-based cloning of a gene controlling omega-3 fatty acid desaturation in Arabidopsis. | Arondel V, Lemieux B, Hwang I, Gibson S, Goodman HM, Somerville CR | 1992 Nov 20 | 1455229 |