In addition, β-1,4-galactosyltransferase 5 (β4GalT5) is a member of the β1,4-galactosyltransferase family and is effective in galactosylating the GlcNAcβ1,6Man arm of highly branched N-glycans with glioma characteristics. This evidence concerns the gene B4GALT5 and central nervous system cancer.