Enzyme

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     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:1.14.19.2
Description:Stearoyl-[acyl-carrier-protein] 9-desaturase.
Alternative Name: Stearyl-ACP desaturase.
Stearyl acyl carrier protein desaturase.
Acyl-[acyl-carrier-protein] desaturase.
Prosite: PDOC00399;
PDB:
PDBScop
Cath: 1.10.620.20;

3D structure

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References

External Links

UniProtKB Enzyme Link: UniProtKB 1.14.19.2
BRENDA Enzyme Link: BRENDA 1.14.19.2
KEGG Enzyme Link: KEGG1.14.19.2
BioCyc Enzyme Link: BioCyc 1.14.19.2
ExPASy Enzyme Link: ExPASy1.14.19.2
EC2PDB Enzyme Link: EC2PDB 1.14.19.2
ExplorEnz Enzyme Link: ExplorEnz 1.14.19.2
PRIAM enzyme-specific profiles Link: PRIAM 1.14.19.2
IntEnz Enzyme Link: IntEnz 1.14.19.2
MEDLINE Enzyme Link: MEDLINE 1.14.19.2
MSA:

1.14.19.2;

Phylogenetic Tree:

1.14.19.2;

Uniprot:
M-CSA:
RHEA:11776 2 H(+) + O2 + octadecanoyl-[ACP] + 2 reduced [2Fe-2S]-[ferredoxin] = (9Z)-octadecenoyl-[ACP] + 2 H2O + 2 oxidized [2Fe-2S]-[ferredoxin]
RULE(radius=1) [*:1]-[CH2;+0:2]-[CH2;+0:3]-[*:4].[*:5]-[Fe;H0;+0:6]-[*:7].[*:8]-[Fe;H0;+0:9]-[*:10].[H+;H0:11].[H+;H0:12].[O;H0;+0:13]=[O;H0;+0:14]>>[*:1]-[CH;+0:2]=[CH;+0:3]-[*:4].[*:5]-[Fe+;H0:6]-[*:7].[*:8]-[Fe+;H0:9]-[*:10].[OH2;+0:13].[OH2;+0:14]
Reaction
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References

TitleAuthorsDatePubMed ID
Redesign of soluble fatty acid desaturases from plants for altered substrate specificity and double bond position.Cahoon EB, Lindqvist Y, Schneider G, Shanklin J1997 May 139144157
Fat metabolism in higher plants. Properties of a soluble stearyl-acyl carrier protein desaturase from maturing Carthamus tinctorius.Jaworski JG, Stumpf PK1974 May4831331
Enzymatic desaturation of stearyl acyl carrier protein.Nagai J, Bloch K1968 Sep 104300868
Transcriptional Activation of Two Delta-9 Palmitoyl-ACP Desaturase Genes by MYB115 and MYB118 Is Critical for Biosynthesis of Omega-7 Monounsaturated Fatty Acids in the Endosperm of Arabidopsis Seeds.Troncoso-Ponce MA, Barthole G, Tremblais G, To A, Miquel M, Lepiniec L, Baud S2016 Oct27681170
Stearoyl-acyl carrier protein desaturases are associated with floral isolation in sexually deceptive orchids.Schlüter PM, Xu S, Gagliardini V, Whittle E, Shanklin J, Grossniklaus U, Schiestl FP2011 Apr 521436056
Stearoyl-acyl-carrier-protein desaturase from higher plants is structurally unrelated to the animal and fungal homologs.Shanklin J, Somerville C1991 Mar 152006187
Heterologous expression of stearoyl-acyl carrier protein desaturase (S-ACP-DES) from Arabidopsis thaliana in Escherichia coli.Cao Y, Xian M, Yang J, Xu X, Liu W, Li L2010 Feb19716420
The Arabidopsis stearoyl-acyl carrier protein-desaturase family and the contribution of leaf isoforms to oleic acid synthesis.Kachroo A, Shanklin J, Whittle E, Lapchyk L, Hildebrand D, Kachroo P2007 Jan17072561