TCDB is operated by the Saier Lab Bioinformatics Group
« See all members of the family


1.A.76.1.8
Glycosyl transferase, Ost3 of 350 aas and 4 TMSs.  This protein is a subunit of the yeast oligosaccharyltransferase complex involved in N-glycosylation (Wild et al. 2018). It is not the catalytic subunit (see TC# 9.B.142.3.14).

Accession Number:P48439
Protein Name:Dolichyl-diphosphooligosaccharide--protein glycosyltransferase subunit 3
Length:350
Molecular Weight:39483.00
Species:Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast) [559292]
Number of TMSs:6
Location1 / Topology2 / Orientation3: Endoplasmic reticulum membrane1 / Multi-pass membrane protein2
Substrate Glycosyl residues

Cross database links:

External Searches:

  • Search: DB with
  • BLAST ExPASy (Swiss Institute of Bioinformatics (SIB) BLAST)
  • CDD Search (Conserved Domain Database)
  • Search COGs (Clusters of Orthologous Groups of proteins)
  • 2° Structure (Network Protein Sequence Analysis)

Analyze:

Predict TMSs (Predict number of transmembrane segments)
Window Size: Angle:  
Window Size: Angle:  
FASTA formatted sequence
1:	MNWLFLVSLV FFCGVSTHPA LAMSSNRLLK LANKSPKKII PLKDSSFENI LAPPHENAYI 
61:	VALFTATAPE IGCSLCLELE SEYDTIVASW FDDHPDAKSS NSDTSIFFTK VNLEDPSKTI 
121:	PKAFQFFQLN NVPRLFIFKP NSPSILDHSV ISISTDTGSE RMKQIIQAIK QFSQVNDFSL 
181:	HLPMDWTPII TSTIITFITV LLFKKQSKLM FSIISSRIIW ATLSTFFIIC MISAYMFNQI 
241:	RNTQLAGVGP KGEVMYFLPN EFQHQFAIET QVMVLIYGTL AALVVVLVKG IQFLRSHLYP 
301:	ETKKAYFIDA ILASFCALFI YVFFAALTTV FTIKSPAYPF PLLRLSAPFK