Identification
HMDB Protein ID CDBP01478
Secondary Accession Numbers Not Available
Name Dolichyl-diphosphooligosaccharide--protein glycosyltransferase 48 kDa subunit
Description Not Available
Synonyms
  1. DDOST 48 kDa subunit
  2. Oligosaccharyl transferase 48 kDa subunit
Gene Name DDOST
Protein Type Enzyme
Biological Properties
General Function Involved in dolichyl-diphosphooligosaccharide-protein glycotransferase activity
Specific Function Essential subunit of the N-oligosaccharyl transferase (OST) complex which catalyzes the transfer of a high mannose oligosaccharide from a lipid-linked oligosaccharide donor to an asparagine residue within an Asn-X-Ser/Thr consensus motif in nascent polypeptide chains.
GO Classification
Biological Process
post-translational protein modification
protein N-linked glycosylation via asparagine
innate immune response
response to cytokine stimulus
T cell activation
translation
SRP-dependent cotranslational protein targeting to membrane
Cellular Component
oligosaccharyltransferase complex
integral to membrane
Component
membrane
cell part
endoplasmic reticulum membrane
organelle membrane
Function
dolichyl-diphosphooligosaccharide-protein glycotransferase activity
catalytic activity
transferase activity
transferase activity, transferring hexosyl groups
transferase activity, transferring glycosyl groups
oligosaccharyl transferase activity
Molecular Function
dolichyl-diphosphooligosaccharide-protein glycotransferase activity
Process
metabolic process
macromolecule metabolic process
macromolecule modification
protein modification process
protein amino acid glycosylation
protein amino acid n-linked glycosylation
protein amino acid n-linked glycosylation via asparagine
Cellular Location
  1. Endoplasmic reticulum membrane
  2. Single-pass type I membrane protein
Pathways
Gene Properties
Chromosome Location 1
Locus 1p36.1
SNPs DDOST
Gene Sequence
>1371 bp
ATGGGGTACTTCCGGTGTGCAGGTGCTGGGTCCTTCGGCAGGAGGAGGAAGATGGAGCCC
AGCACCGCGGCCCGGGCTTGGGCCCTCTTTTGGTTGCTGCTGCCCTTGCTTGGCGCGGTT
TGCGCCAGCGGACCCCGCACCTTAGTGCTGCTGGACAACCTCAACGTGCGGGAGACTCAT
TCGCTTTTCTTCCGGAGCCTGAAGGACCGGGGCTTTGAGCTCACATTCAAGACCGCTGAT
GACCCCAGCCTGTCTCTCATAAAGTATGGGGAATTCCTCTATGACAATCTCATCATTTTC
TCCCCTTCGGTAGAAGATTTTGGAGGCAACATCAACGTGGAGACCATCAGTGCCTTTATT
GACGGCGGAGGCAGTGTGCTGGTAGCTGCCAGCTCCGACATTGGTGACCCTCTTCGAGAG
CTGGGCAGTGAGTGCGGGATTGAGTTTGACGAGGAGAAAACGGCTGTCATTGACCATCAC
AACTATGACATCTCAGACCTTGGCCAGCATACGCTCATCGTGGCTGACACTGAGAACCTG
CTGAAGGCCCCAACCATCGTTGGGAAATCATCTCTAAATCCCATCCTCTTTCGAGGTGTT
GGGATGGTGGCCGATCCTGATAACCCTTTGGTGCTGGACATCCTGACGGGCTCTTCCACC
TCTTACTCCTTCTTCCCGGACAAGCCTATCACCCAGTATCCACATGCGGTGGGGAAGAAC
ACCCTCCTCATTGCTGGGCTCCAGGCCAGGAACAATGCCCGCGTCATCTTCAGCGGCTCC
CTCGACTTCTTCAGCGACTCCTTCTTCAACTCAGCAGTGCAGAAGGCGGCGCCCGGCTCC
CAGAGGTATTCCCAGACAGGCAACTATGAACTAGCTGTGGCCCTCTCCCGCTGGGTGTTC
AAGGAGGAGGGTGTCCTCCGTGTGGGGCCTGTGTCCCATCATCGGGTGGGCGAGACAGCC
CCACCCAATGCCTACACTGTCACTGACCTAGTGGAGTATAGCATCGTGATCCAGCAGCTC
TCAAATGGCAAATGGGTCCCCTTTGATGGCGATGACATTCAGCTGGAGTTTGTCCGCATT
GATCCTTTTGTGAGGACCTTCCTGAAGAAGAAAGGTGGCAAATACAGTGTTCAGTTCAAG
TTGCCCGACGTGTATGGTGTATTCCAGTTTAAAGTGGATTACAACCGGCTAGGCTACACA
CACCTGTACTCTTCCACTCAGGTATCCGTGCGGCCACTCCAGCACACGCAGTATGAGCGC
TTCATCCCCTCGGCCTACCCCTACTACGCCAGCGCCTTCTCCATGATGCTGGGGCTCTTC
ATCTTCAGCATCGTCTTCTTGCACATGAAGGAGAAGGAGAAGTCCGACTGA
Protein Properties
Number of Residues 456
Molecular Weight 50701.205
Theoretical pI 6.4
Pfam Domain Function
Signals Not Available
Transmembrane Regions Not Available
Protein Sequence
>Dolichyl-diphosphooligosaccharide--protein glycosyltransferase 48 kDa subunit
MGYFRCARAGSFGRRRKMEPSTAARAWALFWLLLPLLGAVCASGPRTLVLLDNLNVRETH
SLFFRSLKDRGFELTFKTADDPSLSLIKYGEFLYDNLIIFSPSVEDFGGNINVETISAFI
DGGGSVLVAASSDIGDPLRELGSECGIEFDEEKTAVIDHHNYDISDLGQHTLIVADTENL
LKAPTIVGKSSLNPILFRGVGMVADPDNPLVLDILTGSSTSYSFFPDKPITQYPHAVGKN
TLLIAGLQARNNARVIFSGSLDFFSDSFFNSAVQKAAPGSQRYSQTGNYELAVALSRWVF
KEEGVLRVGPVSHHRVGETAPPNAYTVTDLVEYSIVIQQLSNGKWVPFDGDDIQLEFVRI
DPFVRTFLKKKGGKYSVQFKLPDVYGVFQFKVDYNRLGYTHLYSSTQVSVRPLQHTQYER
FIPSAYPYYASAFSMMLGLFIFSIVFLHMKEKEKSD
GenBank ID Protein 20070197
UniProtKB/Swiss-Prot ID P39656
UniProtKB/Swiss-Prot Entry Name OST48_HUMAN
PDB IDs Not Available
GenBank Gene ID NM_005216.4
GeneCard ID DDOST
GenAtlas ID DDOST
HGNC ID HGNC:2728
References
General References Not Available