Enzyme

Download
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:1.14.19.41
Description:Sterol 22-desaturase.

3D structure

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.

References

External Links

UniProtKB Enzyme Link: UniProtKB 1.14.19.41
BRENDA Enzyme Link: BRENDA 1.14.19.41
KEGG Enzyme Link: KEGG1.14.19.41
BioCyc Enzyme Link: BioCyc 1.14.19.41
ExPASy Enzyme Link: ExPASy1.14.19.41
EC2PDB Enzyme Link: EC2PDB 1.14.19.41
ExplorEnz Enzyme Link: ExplorEnz 1.14.19.41
PRIAM enzyme-specific profiles Link: PRIAM 1.14.19.41
IntEnz Enzyme Link: IntEnz 1.14.19.41
MEDLINE Enzyme Link: MEDLINE 1.14.19.41
MSA:

1.14.19.41;

Phylogenetic Tree:

1.14.19.41;

Uniprot:
M-CSA:
RHEA:46576 (24R)-ethylcholest-5-en-3beta-ol + H(+) + NADPH + O2 = 2 H2O + NADP(+) + stigmasterol
RULE(radius=1) [*:1]-[CH2;+0:2]-[CH2;+0:3]-[*:4].[*:5]-[N;H0;+0:6]1-[CH;+0:7]=[C;H0;+0:8](-[*:9])-[CH2;+0:10]-[CH;+0:11]=[CH;+0:12]-1.[H+;H0:13].[O;H0;+0:14]=[O;H0;+0:15]>>[*:1]-[CH;+0:2]=[CH;+0:3]-[*:4].[*:5]-[n+;H0:6]1:[cH;+0:7]:[c;H0;+0:8](-[*:9]):[cH;+0:10]:[cH;+0:11]:[cH;+0:12]:1.[OH2;+0:14].[OH2;+0:15]
Reaction
Core-to-Core More

References

TitleAuthorsDatePubMed ID
Cytochrome P450 CYP710A encodes the sterol C-22 desaturase in Arabidopsis and tomato.Morikawa T, Mizutani M, Aoki N, Watanabe B, Saga H, Saito S, Oikawa A, Suzuki H, Sakurai N, Shibata D, Wadano A, Sakata K, Ohta D2006 Apr16531502

RHEA:33467 ergosta-5,7,24(28)-trien-3beta-ol + H(+) + NADPH + O2 = ergosta-5,7,22,24(28)-tetraen-3beta-ol + 2 H2O + NADP(+)
RULE(radius=1) [*:1]-[CH2;+0:2]-[CH2;+0:3]-[*:4].[*:5]-[N;H0;+0:6]1-[CH;+0:7]=[C;H0;+0:8](-[*:9])-[CH2;+0:10]-[CH;+0:11]=[CH;+0:12]-1.[H+;H0:13].[O;H0;+0:14]=[O;H0;+0:15]>>[*:1]-[CH;+0:2]=[CH;+0:3]-[*:4].[*:5]-[n+;H0:6]1:[cH;+0:7]:[c;H0;+0:8](-[*:9]):[cH;+0:10]:[cH;+0:11]:[cH;+0:12]:1.[OH2;+0:14].[OH2;+0:15]
Reaction
Core-to-Core More

References

TitleAuthorsDatePubMed ID
Cloning and characterization of the Saccharomyces cerevisiae C-22 sterol desaturase gene, encoding a second cytochrome P-450 involved in ergosterol biosynthesis.Skaggs BA, Alexander JF, Pierson CA, Schweitzer KS, Chun KT, Koegel C, Barbuch R, Bard M1996 Feb 228635732
Purification and reconstitution of activity of Saccharomyces cerevisiae P450 61, a sterol delta 22-desaturase.Kelly SL, Lamb DC, Corran AJ, Baldwin BC, Parks LW, Kelly DE1995 Dec 188543054
Interactions of the ergosterol biosynthetic pathway with other lipid pathways.Veen M, Lang C2005 Nov16246076