2.8.2.23 ? x * 49825, recombinant gD-type-3-OST-4, sequence calculation 675769 2.8.2.23 additional information gD-type-3-OST-4 contains a short N-terminal cytoplasmic tail, a hydrophobic membrane spanning segment, and a SPLAG domain, the cytoplasmic tail contains a polyproline stretch, possibly involved in protein-protein interactions 675769