Q55406 · DESC_SYNY3

Function

function

Desaturase involved in fatty acid biosynthesis (PubMed:7929259, PubMed:8419301).
Introduces a double bond at carbon 9 of stearoyl groups (18:0) attached to the sn-1 position of the glycerol moiety of membrane glycerolipids (PubMed:7929259).
Does not desaturate palmitic acid (16:0), palmitoleic acid (16:1) and cis-vaccenic acid (18:1) (PubMed:7929259).

Catalytic activity

Cofactor

Fe2+ (UniProtKB | Rhea| CHEBI:29033 )

Pathway

Lipid metabolism; polyunsaturated fatty acid biosynthesis.

Keywords

Enzyme and pathway databases

Names & Taxonomy

Protein names

  • Recommended name
    sn-1 stearoyl-lipid 9-desaturase
  • EC number
  • Alternative names
    • Delta(9) acyl-lipid desaturase

Gene names

    • Name
      desC
    • Synonyms
      DES9
    • Ordered locus names
      sll0541

Organism names

Accessions

  • Primary accession
    Q55406
  • Secondary accessions
    • Q55229
    • Q79F68

Proteomes

Subcellular Location

Features

Showing features for transmembrane.

TypeIDPosition(s)Description
Transmembrane56-76Helical
Transmembrane80-100Helical
Transmembrane117-137Helical
Transmembrane201-221Helical

Keywords

PTM/Processing

Features

Showing features for chain.

TypeIDPosition(s)Description
ChainPRO_00004598181-318sn-1 stearoyl-lipid 9-desaturase

Proteomic databases

Interaction

Protein-protein interaction databases

Structure

Family & Domains

Features

Showing features for motif.

TypeIDPosition(s)Description
Motif101-106Histidine box-1
Motif138-142Histidine box-2
Motif271-275Histidine box-3

Domain

The histidine box domains are involved in binding the catalytic metal ions.

Sequence similarities

Keywords

Phylogenomic databases

Family and domain databases

Sequence

  • Sequence status
    Complete
  • Length
    318
  • Mass (Da)
    37,203
  • Last updated
    1996-11-01 v1
  • Checksum
    74DFD436B6567BF2
MLNPLNIEYLYLSKLFDNSLIVFNKRQLFRFFVRFFFMTAALPNDSKPKLTPAWTVIFFFTSIHLVALLAFLPQFFSWKAVGMAFLLYVITGGIGITLGFHRCISHRSFNVPKWLEYIFVICGTLACQGGVFEWVGLHRMHHKFSDTTPDPHDSNKGFWWSHIGWMMFEIPAKADIPRYTKDIQDDKFYQFCQNNLILIQVALGLILFALGGWPFVIWGIFVRLVFVFHFTWFVNSATHKFGYVSHESNDYSRNCWWVALLTFGEGWHNNHHAYQYSARHGLQWWEVDLTWMTIKFLSLLGLAKDIKLPPETAMANKA

Keywords

Sequence databases

Nucleotide SequenceProtein SequenceMolecule TypeStatus
D16547
EMBL· GenBank· DDBJ
BAA03982.1
EMBL· GenBank· DDBJ
Genomic DNA
BA000022
EMBL· GenBank· DDBJ
BAA10500.1
EMBL· GenBank· DDBJ
Genomic DNA

Genome annotation databases

Similar Proteins

Disclaimer

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