Serine palmitoyltransferase 2

NameSerine palmitoyltransferase 2
Synonyms
  • 2.3.1.50
  • KIAA0526
  • LCB 2
  • LCB2
  • LCB2a
  • Long chain base biosynthesis protein 2
  • Long chain base biosynthesis protein 2a
  • Serine-palmitoyl-CoA transferase 2
  • SPT 2
Gene NameSPTLC2
OrganismHuman
Amino acid sequence
>lcl|BSEQ0001316|Serine palmitoyltransferase 2
MRPEPGGCCCRRTVRANGCVANGEVRNGYVRSSAAAAAAAAAGQIHHVTQNGGLYKRPFN
EAFEETPMLVAVLTYVGYGVLTLFGYLRDFLRYWRIEKCHHATEREEQKDFVSLYQDFEN
FYTRNLYMRIRDNWNRPICSVPGARVDIMERQSHDYNWSFKYTGNIIKGVINMGSYNYLG
FARNTGSCQEAAAKVLEEYGAGVCSTRQEIGNLDKHEELEELVARFLGVEAAMAYGMGFA
TNSMNIPALVGKGCLILSDELNHASLVLGARLSGATIRIFKHNNMQSLEKLLKDAIVYGQ
PRTRRPWKKILILVEGIYSMEGSIVRLPEVIALKKKYKAYLYLDEAHSIGALGPTGRGVV
EYFGLDPEDVDVMMGTFTKSFGASGGYIGGKKELIDYLRTHSHSAVYATSLSPPVVEQII
TSMKCIMGQDGTSLGKECVQQLAENTRYFRRRLKEMGFIIYGNEDSPVVPLMLYMPAKIG
AFGREMLKRNIGVVVVGFPATPIIESRARFCLSAAHTKEILDTALKEIDEVGDLLQLKYS
RHRLVPLLDRPFDETTYEETED
Number of residues562
Molecular Weight62923.765
Theoretical pI7.85
GO Classification
Functions
  • serine C-palmitoyltransferase activity
  • pyridoxal phosphate binding
Processes
  • small molecule metabolic process
  • sphingolipid biosynthetic process
  • sphingolipid metabolic process
  • ceramide biosynthetic process
  • sphinganine biosynthetic process
  • sphingomyelin biosynthetic process
  • sphingosine biosynthetic process
Components
  • endoplasmic reticulum membrane
  • integral component of membrane
  • serine C-palmitoyltransferase complex
  • mitochondrion
General FunctionSerine c-palmitoyltransferase activity
Specific FunctionSerine palmitoyltransferase (SPT). The heterodimer formed with LCB1/SPTLC1 constitutes the catalytic core. The composition of the serine palmitoyltransferase (SPT) complex determines the substrate preference. The SPTLC1-SPTLC2-SPTSSA complex shows a strong preference for C16-CoA substrate, while the SPTLC1-SPTLC2-SPTSSB complex displays a preference for C18-CoA substrate.
Pfam Domain Function
Transmembrane Regions67-87
GenBank Protein ID2564249
UniProtKB IDO15270
UniProtKB Entry NameSPTC2_HUMAN
Cellular LocationEndoplasmic reticulum membrane
Gene sequence
>lcl|BSEQ0010460|Serine palmitoyltransferase 2 (SPTLC2)
ATGCGGCCGGAGCCCGGAGGCTGCTGCTGCCGCCGCACGGTGCGGGCGAATGGCTGCGTG
GCGAACGGGGAAGTACGGAACGGGTACGTGAGGAGCAGCGCTGCAGCCGCAGCCGCAGCC
GCCGCCGGCCAGATCCATCATGTTACACAAAATGGAGGACTATATAAAAGACCGTTTAAT
GAAGCTTTTGAAGAAACACCAATGCTGGTTGCTGTGCTCACGTATGTGGGGTATGGCGTA
CTCACCCTCTTTGGATATCTTCGAGATTTCTTGAGGTATTGGAGAATTGAAAAGTGTCAC
CATGCAACAGAAAGAGAAGAACAAAAGGACTTTGTGTCATTGTATCAAGATTTTGAAAAC
TTTTATACAAGGAATCTGTACATGAGGATAAGAGACAACTGGAATCGGCCAATCTGTAGT
GTGCCTGGAGCCAGGGTGGACATCATGGAGAGACAGTCTCATGATTATAACTGGTCCTTC
AAGTATACAGGGAATATAATAAAGGGTGTTATAAACATGGGTTCCTACAACTATCTTGGA
TTTGCACGGAATACTGGATCATGTCAAGAAGCAGCCGCCAAAGTCCTTGAGGAGTATGGA
GCTGGAGTGTGCAGTACTCGGCAGGAAATTGGAAACCTGGACAAGCATGAAGAACTAGAG
GAGCTTGTAGCAAGGTTCTTAGGAGTAGAAGCTGCTATGGCGTATGGCATGGGATTTGCA
ACGAATTCAATGAACATTCCTGCTCTTGTTGGCAAAGGTTGCCTGATTCTGAGTGATGAA
CTGAATCATGCATCACTGGTTCTGGGAGCCAGACTGTCAGGAGCAACCATTAGAATCTTC
AAACACAACAATATGCAAAGCCTAGAGAAGCTATTGAAAGATGCCATTGTTTATGGTCAG
CCTCGGACACGAAGGCCCTGGAAGAAAATTCTCATCCTTGTGGAAGGAATATATAGCATG
GAGGGATCTATTGTTCGTCTTCCTGAAGTGATTGCCCTCAAGAAGAAATACAAGGCATAC
TTGTATCTGGATGAGGCTCACAGCATTGGCGCCCTGGGCCCCACAGGCCGGGGTGTGGTG
GAGTACTTTGGCCTGGATCCCGAGGATGTGGATGTTATGATGGGAACGTTCACAAAGAGT
TTTGGTGCTTCTGGAGGATATATTGGAGGCAAGAAGGAGCTGATAGACTACCTGCGAACA
CATTCTCATAGTGCAGTGTATGCCACGTCATTGTCACCTCCTGTAGTGGAGCAGATCATC
ACCTCCATGAAGTGCATCATGGGGCAGGATGGCACCAGCCTTGGTAAAGAGTGTGTACAA
CAGTTAGCTGAAAACACCAGGTATTTCAGGAGACGCCTGAAAGAGATGGGCTTCATCATC
TATGGAAATGAAGACTCTCCAGTAGTGCCTTTGATGCTCTACATGCCTGCCAAAATTGGC
GCCTTTGGACGGGAGATGCTGAAGCGGAACATCGGTGTCGTTGTGGTTGGATTTCCTGCC
ACCCCAATTATTGAGTCCAGAGCCAGGTTTTGCCTGTCAGCAGCTCATACCAAAGAAATA
CTTGATACTGCTTTAAAGGAGATAGATGAAGTTGGGGACCTATTGCAGCTGAAGTATTCC
CGTCATCGGTTGGTACCTCTACTGGACAGGCCCTTTGACGAGACGACGTATGAAGAAACA
GAAGACTGA
GenBank Gene IDY08686
GeneCard IDNot Available
GenAtlas IDSPTLC2
HGNC IDHGNC:11278
Chromosome Location14
Locus14q24.3-q31
References
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