Identification
HMDB Protein ID CDBP00718
Secondary Accession Numbers Not Available
Name Lactosylceramide alpha-2,3-sialyltransferase
Description Not Available
Synonyms
  1. CMP-NeuAc:lactosylceramide alpha-2,3-sialyltransferase
  2. Ganglioside GM3 synthase
  3. ST3Gal V
  4. ST3GalV
  5. Sialyltransferase 9
Gene Name ST3GAL5
Protein Type Enzyme
Biological Properties
General Function Involved in sialyltransferase activity
Specific Function Catalyzes the formation of ganglioside GM3 (alpha-N-acetylneuraminyl-2,3-beta-D-galactosyl-1, 4-beta-D-glucosylceramide).
GO Classification
Biological Process
ganglioside biosynthetic process
protein glycosylation
carbohydrate metabolic process
Cellular Component
integral to Golgi membrane
Golgi membrane
integral to plasma membrane
Component
cell part
membrane part
intrinsic to membrane
intrinsic to organelle membrane
intrinsic to golgi membrane
integral to golgi membrane
Function
transferase activity, transferring glycosyl groups
sialyltransferase activity
catalytic activity
transferase activity
Molecular Function
lactosylceramide alpha-2,3-sialyltransferase activity
neolactotetraosylceramide alpha-2,3-sialyltransferase activity
Process
metabolic process
macromolecule metabolic process
macromolecule modification
protein modification process
protein amino acid glycosylation
Cellular Location
  1. Golgi apparatus membrane
  2. Single-pass type II membrane protein (Potential)
Pathways
Gene Properties
Chromosome Location 2
Locus 2p11.2
SNPs ST3GAL5
Gene Sequence
>1257 bp
ATGCGGACGAAGGCGGCGGGCTGCGCGGAGCGGCGTCCCCTGCAGCCGCGGACCGAGGCA
GCGGCGGCACCTGCCGGCCGAGCAATGCCAAGTGAGTACACCTATGTGAAACTGAGAAGT
GATTGCTCGAGGCCTTCCCTGCAATGGTACACCCGAGCTCAAAGCAAGATGAGAAGGCCC
AGCTTGTTATTAAAAGACATCCTCAAATGTACATTGCTTGTGTTTGGAGTGTGGATCCTT
TATATCCTCAAGTTAAATTATACTACTGAAGAATGTGACATGAAAAAAATGCATTATGTG
GACCCTGACCATGTAAAGAGAGCTCAGAAATATGCTCAGCAAGTCTTGCAGAAGGAATGT
CGTCCCAAGTTTGCCAAGACATCAATGGCGCTGTTATTTGAGCACAGGTATAGCGTGGAC
TTACTCCCTTTTGTGCAGAAGGCCCCCAAAGACAGTGAAGCTGAGTCCAAGTACGATCCT
CCTTTTGGGTTCCGGAAGTTCTCCAGTAAAGTCCAGACCCTCTTGGAACTCTTGCCAGAG
CACGACCTCCCTGAACACTTGAAAGCCAAGACCTGTCGGCGCTGTGTGGTTATTGGAAGC
GGAGGAATACTGCACGGATTAGAACTGGGCCACACCCTGAACCAGTTCGATGTTGTGATA
AGGTTAAACAGTGCACCAGTTGAGGGATATTCAGAACATGTTGGAAATAAAACTACTATA
AGGATGACTTATCCAGAGGGCGCACCACTGTCTGACCTTGAATATTATTCCAATGACTTA
TTTGTTGCTGTTTTATTTAAGAGTGTTGATTTCAACTGGCTTCAAGCAATGGTAAAAAAG
GAAACCCTGCCATTCTGGGTACGACTCTTCTTTTGGAAGCAGGTGGCAGAAAAAATCCCA
CTGCAGCCAAAACATTTCAGGATTTTGAATCCAGTTATCATCAAAGAGACTGCCTTTGAC
ATCCTTCAGTACTCAGAGCCTCAGTCAAGGTTCTGGGGCCGAGATAAGAACGTCCCCACA
ATCGGTGTCATTGCCGTTGTCTTAGCCACACATCTGTGCGATGAAGTCAGTTTGGCGGGT
TTTGGATATGACCTCAATCAACCCAGAACACCTTTGCACTACTTCGACAGTCAATGCATG
GCTGCTATGAACTTTCAGACCATGCATAATGTGACAACGGAAACCAAGTTCCTCTTAAAG
CTGGTCAAAGAGGGAGTGGTGAAAGATCTCAGTGGAGGCATTGATCGTGAATTTTGA
Protein Properties
Number of Residues 418
Molecular Weight 45584.69
Theoretical pI 8.704
Pfam Domain Function
Signals Not Available
Transmembrane Regions Not Available
Protein Sequence
>Lactosylceramide alpha-2,3-sialyltransferase
MRTKAAGCAERRPLQPRTEAAAAPAGRAMPSEYTYVKLRSDCSRPSLQWYTRAQSKMRRP
SLLLKDILKCTLLVFGVWILYILKLNYTTEECDMKKMHYVDPDHVKRAQKYAQQVLQKEC
RPKFAKTSMALLFEHRYSVDLLPFVQKAPKDSEAESKYDPPFGFRKFSSKVQTLLELLPE
HDLPEHLKAKTCRRCVVIGSGGILHGLELGHTLNQFDVVIRLNSAPVEGYSEHVGNKTTI
RMTYPEGAPLSDLEYYSNDLFVAVLFKSVDFNWLQAMVKKETLPFWVRLFFWKQVAEKIP
LQPKHFRILNPVIIKETAFDILQYSEPQSRFWGRDKNVPTIGVIAVVLATHLCDEVSLAG
FGYDLNQPRTPLHYFDSQCMAAMNFQTMHNVTTETKFLLKLVKEGVVKDLSGGIDREF
GenBank ID Protein 109633044
UniProtKB/Swiss-Prot ID Q9UNP4
UniProtKB/Swiss-Prot Entry Name SIAT9_HUMAN
PDB IDs Not Available
GenBank Gene ID NM_003896.3
GeneCard ID ST3GAL5
GenAtlas ID ST3GAL5
HGNC ID HGNC:10872
References
General References Not Available