PDB[3] (页面存档备份,存于互联网档案馆) Horton, J.R., Sawada, K., Nishibori, M., Zhang, X., Cheng, X. (August 2002) "Crystal Structure Analysis of Human Histamine Methyltransferase (Thr105 Polymorphic Variant) Complexed with AdoHcy and Histamine"
^PDB1JQD; Horton JR, Sawada K, Nishibori M, Zhang X, Cheng X. Two polymorphic forms of human histamine methyltransferase: structural, thermal, and kinetic comparisons. Structure. September 2001, 9 (9): 837–49. PMID 11566133. doi:10.1016/S0969-2126(01)00643-8.