This definition appears very rarely
See other definitions of HAK
Samples in periodicals archive:
Matsuura, S. ; Igarashi, M. ; Tanizawa, Y. ; Yamada, M. ; Kishi, F. ; Kajii, T. ; Fujii, H. ; Miwa, S. ; Sakurai, M. ; Nakazawa, A. (Jun 1989). "Human adenylate kinase deficiency associated with hemolytic anemia. A single base substitution affecting solubility and catalytic activity of the cytosolic adenylate kinase. ". J Biol Chem 264 (17): 10148–55. PMID 2542324.