ID A0A1B8B9G9_FUSPO Unreviewed; 369 AA.
AC A0A1B8B9G9;
DT 02-NOV-2016, integrated into UniProtKB/TrEMBL.
DT 02-NOV-2016, sequence version 1.
DT 27-MAR-2024, entry version 24.
DE RecName: Full=Sphingolipid delta(4)-desaturase {ECO:0000256|PIRNR:PIRNR017228};
DE EC=1.14.19.17 {ECO:0000256|PIRNR:PIRNR017228};
GN ORFNames=FPOA_03313 {ECO:0000313|EMBL:OBS29377.1};
OS Fusarium poae.
OC Eukaryota; Fungi; Dikarya; Ascomycota; Pezizomycotina; Sordariomycetes;
OC Hypocreomycetidae; Hypocreales; Nectriaceae; Fusarium.
OX NCBI_TaxID=36050 {ECO:0000313|EMBL:OBS29377.1, ECO:0000313|Proteomes:UP000091967};
RN [1] {ECO:0000313|EMBL:OBS29377.1, ECO:0000313|Proteomes:UP000091967}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=2516 {ECO:0000313|EMBL:OBS29377.1,
RC ECO:0000313|Proteomes:UP000091967};
RA Vanheule A., Audenaert K., Warris S., Van De Geest H., Schijlen E.,
RA Hofte M., De Saeger S., Haesaert G., Waalwijk C., Van Der Lee T.;
RT "Living apart together: crosstalk between the core and supernumerary
RT genomes in a fungal plant pathogen.";
RL Submitted (JUN-2016) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Delta(4)-fatty-acid desaturase which introduces a double bond
CC at the 4-position in the long-chain base (LCB) of ceramides.
CC {ECO:0000256|PIRNR:PIRNR017228}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=an N-acylsphinganine + 2 Fe(II)-[cytochrome b5] + 2 H(+) + O2
CC = an N-acylsphing-4-enine + 2 Fe(III)-[cytochrome b5] + 2 H2O;
CC Xref=Rhea:RHEA:46544, Rhea:RHEA-COMP:10438, Rhea:RHEA-COMP:10439,
CC ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:15379,
CC ChEBI:CHEBI:29033, ChEBI:CHEBI:29034, ChEBI:CHEBI:31488,
CC ChEBI:CHEBI:52639; EC=1.14.19.17;
CC Evidence={ECO:0000256|PIRNR:PIRNR017228};
CC -!- PATHWAY: Lipid metabolism; sphingolipid metabolism.
CC {ECO:0000256|PIRNR:PIRNR017228}.
CC -!- SUBCELLULAR LOCATION: Membrane {ECO:0000256|ARBA:ARBA00004141}; Multi-
CC pass membrane protein {ECO:0000256|ARBA:ARBA00004141}.
CC -!- SIMILARITY: Belongs to the fatty acid desaturase type 1 family. DEGS
CC subfamily. {ECO:0000256|ARBA:ARBA00006146,
CC ECO:0000256|PIRNR:PIRNR017228}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:OBS29377.1}.
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DR EMBL; LYXU01000001; OBS29377.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1B8B9G9; -.
DR STRING; 36050.A0A1B8B9G9; -.
DR OMA; FEWVYND; -.
DR OrthoDB; 5485164at2759; -.
DR UniPathway; UPA00222; -.
DR Proteomes; UP000091967; Unassembled WGS sequence.
DR GO; GO:0016020; C:membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0042284; F:sphingolipid delta-4 desaturase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0030148; P:sphingolipid biosynthetic process; IEA:InterPro.
DR CDD; cd03508; Delta4-sphingolipid-FADS-like; 1.
DR InterPro; IPR011388; DES1/DES2.
DR InterPro; IPR005804; FA_desaturase_dom.
DR InterPro; IPR013866; Sphingolipid_d4-desaturase_N.
DR PANTHER; PTHR12879; SPHINGOLIPID DELTA 4 DESATURASE/C-4 HYDROXYLASE PROTEIN DES2; 1.
DR PANTHER; PTHR12879:SF8; SPHINGOLIPID DELTA(4)-DESATURASE DES1; 1.
DR Pfam; PF00487; FA_desaturase; 1.
DR Pfam; PF08557; Lipid_DES; 1.
DR PIRSF; PIRSF017228; Sphnglp_dlt4_des; 1.
DR SMART; SM01269; Lipid_DES; 1.
PE 3: Inferred from homology;
KW Lipid metabolism {ECO:0000256|ARBA:ARBA00023098,
KW ECO:0000256|PIRNR:PIRNR017228};
KW Membrane {ECO:0000256|ARBA:ARBA00023136, ECO:0000256|PIRNR:PIRNR017228};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002,
KW ECO:0000256|PIRNR:PIRNR017228};
KW Reference proteome {ECO:0000313|Proteomes:UP000091967};
KW Sphingolipid metabolism {ECO:0000256|PIRNR:PIRNR017228};
KW Transmembrane {ECO:0000256|ARBA:ARBA00022692, ECO:0000256|SAM:Phobius};
KW Transmembrane helix {ECO:0000256|ARBA:ARBA00022989,
KW ECO:0000256|SAM:Phobius}.
FT TRANSMEM 61..80
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 86..105
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 126..146
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 166..191
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 228..250
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT DOMAIN 24..62
FT /note="Sphingolipid delta4-desaturase N-terminal"
FT /evidence="ECO:0000259|SMART:SM01269"
FT REGION 1..22
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ SEQUENCE 369 AA; 41939 MW; C091376F66A0C4D4 CRC64;
MSSTVTSRAK GNGPSAPEHN DVADKTNDFF WTYTEEPHRT RRLAIIKAHP EITKLCGPEP
LTKWVVLGVV SLQVFLAWML QSTPFFSWKF WAVAYVFGAT ANQNLFLAIH EISHNLAFKS
PRLNRLIAIF ANLPIGIPYS ASFRPYHLTH HKSLGVDGLD TDLPTAFEAV FLDSILGKAF
FCTFQIFFYA LRPMAIYRIP LTQIHALNIA VQVSFDLILL KYASVNSLLY LLLSSFLAGS
LHPLAGHFIA EHYVYETVTP SARDPENKIP VPETFSYYGP LNWFTYNVGL HNEHHDFPAI
PWTRLHAVRD IAHEFYDPLP RHESWCYAIW RFIFDENVGM SCRVKRKQGG RLVGGGAVAD
WKQSEIEAI
//
