The Pfam:V-set domain within your query sequence starts at position 21 and ends at position 114, and its E-value is 3.8e-15.

GDSVTQTEGLVTVTEGLPVKLNCTYQTTYLTIAFFWYVQYLNEAPQVLLKSSTDNKRTEHQGFHATLHKSSSSFHLQKSSAQLSDSALYYCALS
Pfam:V-set

Pfam:V-set
Pfam domain

Pfam ACC: