O-phospho-L-seryl-tRNA(Sec) + selenophosphate + H2O = L-selenocysteinyl-tRNA(Sec) + 2 phosphate
o-phospho-l-seryl-trna(sec) + selenophosphate + h2o = l-selenocysteinyl-trna(sec) + 2 phosphate
"O-phosphoseryl-tRNA:selenocysteinyl-tRNA synthase"
"o-phosphoseryl-trna:selenocysteinyl-trna synthase"