The mechanisms contributing to peptide editing include which of the following? (Select all that apply.)
a. removal of amino acids from the amino-terminal end by endoplasmic reticulum aminopeptidase (ERAP)
b. cathepsin S-mediated cleavage of invariant chain
c. the participation of tapasin in finding a ‘good fit' for class I heterodimers
d. recycling an MHC class I heterodimer if the peptide falls out of its peptide-binding groove
e. upregulation of HLA-DM by interferon-?.
a—2; b—4; c—7; d—5; e—3; f—6; g—1
You might also like to view...
A _____ is an infectious agent composed only of proteins
A) bacteria B) capsid C) prion D) virus
Interval training should only be performed by persons with above average physical fitness levels.
Answer the following statement true (T) or false (F)
Bargaining occurs
A. only in conjunction with the depression stage. B. more commonly among females than males. C. only in conjunction with denial. D. throughout most of the dying process.
Primary syphilis is characterized by gummas
Indicate whether the statement is true or false