| EC Tree |
| 1. Oxidoreductases |
| 1.3 Acting on the CH-CH group of donors |
| 1.3.99 With unknown physiological acceptors |
| ID: | 1.3.99.30 |
|---|---|
| Description: | Phytoene desaturase (3,4-didehydrolycopene-forming). |
| Alternative Name: |
5-step phytoene desaturase. |
| Cath: | 3.50.50.60; |
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 1.3.99.30 |
| BRENDA Enzyme Link: | BRENDA 1.3.99.30 |
| KEGG Enzyme Link: | KEGG1.3.99.30 |
| BioCyc Enzyme Link: | BioCyc 1.3.99.30 |
| ExPASy Enzyme Link: | ExPASy1.3.99.30 |
| EC2PDB Enzyme Link: | EC2PDB 1.3.99.30 |
| ExplorEnz Enzyme Link: | ExplorEnz 1.3.99.30 |
| PRIAM enzyme-specific profiles Link: | PRIAM 1.3.99.30 |
| IntEnz Enzyme Link: | IntEnz 1.3.99.30 |
| MEDLINE Enzyme Link: | MEDLINE 1.3.99.30 |
| MSA: | |
|---|---|
| Phylogenetic Tree: | |
| Uniprot: | |
| M-CSA: |
| RHEA:30975 | 15-cis-phytoene + 5 A = 5 AH2 + all-trans-3,4-didehydrolycopene |
| RULE(radius=1) | ([*:1]-[CH2;+0:2]-[CH2;+0:3]-[*:4]=[*:5]-[CH2;+0:6]-[CH2;+0:7]-[*:8].[*:9]-[CH2;+0:10]-[CH2;+0:11]-[*:12]=[*:13]-[CH2;+0:14]-[CH2;+0:15]-[*:16]=[*:17]-[CH2;+0:18]-[CH2;+0:19]-[*:20])>>([*:1]-[CH;+0:2]=[CH;+0:3]-[*:4]=[*:5]-[CH;+0:6]=[CH;+0:7]-[*:8].[*:9]-[CH;+0:10]=[CH;+0:11]-[*:12]=[*:13]-[CH;+0:14]=[CH;+0:15]-[*:16]=[*:17]-[CH;+0:18]=[CH;+0:19]-[*:20]) |
| Reaction | ![]() |
| Core-to-Core | No scaffolds atoms were exchanged as a result of the reaction |
| Title | Authors | Date | PubMed ID |
|---|---|---|---|
| Novel apocarotenoid intermediates in Neurospora crassa mutants imply a new biosynthetic reaction sequence leading to neurosporaxanthin formation. | Estrada AF, Maier D, Scherzinger D, Avalos J, Al-Babili S | 2008 Nov | 18812228 |
| A single five-step desaturase is involved in the carotenoid biosynthesis pathway to beta-carotene and torulene in Neurospora crassa. | Hausmann A, Sandmann G | 2000 Jul | 11017770 |