a beta-D-galactoside + CMP-N-acetyl-beta-neuraminate = an N-acetyl-alpha-neuraminyl-(2->6)-beta-D-galactosyl derivative + CMP + H(+)
a beta-d-galactoside + cmp-n-acetyl-beta-neuraminate = an n-acetyl-alpha-neuraminyl-(2->6)-beta-d-galactosyl derivative + cmp + h(+)
a beta-D-galactoside + CMP-N-acetyl-beta-neuraminate = an N-acetyl-alpha-neuraminyl-(2->6)-beta-D-galactosyl derivative + CMP + H(+)
a beta-d-galactoside + cmp-n-acetyl-beta-neuraminate = an n-acetyl-alpha-neuraminyl-(2->6)-beta-d-galactosyl derivative + cmp + h(+)