The Pfam:V-ATPase_H_C domain within your query sequence starts at position 348 and ends at position 464, and its E-value is 1.9e-49.

DLSSFDEYSSELKSGRLEWSPVHKSEKFWRENAVRLNEKNYELLKILTKLLEVSDDPQVLAVAAHDVGEYVRHYPRGKRVIEQLGGKQLVMNHMHHEDQQVRYNALLAVQKLMVHNW
Pfam:V-ATPase_H_C

Pfam:V-ATPase_H_C
Pfam domain

Pfam ACC: