The homologous peptide 430-444 , 442A has an Asp to Ala substitution at position 442 and binds to DQ0302 with a Kd similar to 433-442 .
the homologous peptide 430-444 , 442a has an asp to ala substitution at position 442 and binds to dq0302 with a kd similar to 433-442 .
O O B-peptide B-peptide I-peptide I-peptide O O B-amino_acid_monomer O B-amino_acid_monomer O O O O O O O B-other_organic_compound O O B-other_name O O B-peptide O