Abstract:
:Vaccinia virus (VV)-encoded MHC class I Kd molecules which differ by a single amino acid change from glutamine (Kdw, wild type) to histidine (Kdm, mutant) at position 114 located in the floor of the peptide binding groove were compared in terms of peptide binding and cytotoxic T (Tc) cell recognition. Most anti-viral Tc cells were not affected or only marginally affected. However, the Kdm molecule did not detectably present the immunodominant peptide (NPP147-155) of influenza virus nucleoprotein (NP), encoded by the full-length NP gene either in influenza A virus or recombinant VV. This defect could be overcome by using exogenous synthetic NPP147-155 or translation from a minigene encoding NPP147-155 in VV. Kdw presented NPP147-155 encoded by the full-length NP gene, but Kdw-NPP147-155 complexes were at least 100-fold less abundant than after translation from a minigene.
journal_name
Eur J Immunoljournal_title
European journal of immunologyauthors
Müllbacher A,Lobigs M,Yewdell JW,Bennink JR,Tha Hla R,Blanden RVdoi
10.1002/(SICI)1521-4141(199904)29:04<1228::AID-IMMkeywords:
subject
Has Abstractpub_date
1999-04-01 00:00:00pages
1228-34issue
4eissn
0014-2980issn
1521-4141journal_volume
29pub_type
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