[phosphate](n+1) + a di-trans,poly-cis-dolichyl phosphate => a di-trans,poly-cis-dolichyl diphosphate + [phosphate](n)
[phosphate](n+1) + a di-trans,poly-cis-dolichyl phosphate => a di-trans,poly-cis-dolichyl diphosphate + [phosphate](n)