"endo-alpha-N-acetylgalactosaminidase"
"endo-alpha-n-acetylgalactosaminidase"
"D-galactosyl-3-(N-acetyl-alpha-D-galactosaminyl)-L-serine mucinaminohydrolase"
"d-galactosyl-3-(n-acetyl-alpha-d-galactosaminyl)-l-serine mucinaminohydrolase"