>sp|Q28PG8|XGPT_JANSC Xanthine-guanine phosphoribosyltransferase OS=Jannaschia sp. GN=gpt MTTQLPHEKGFHISWDQIHRDSRALAWRLDNHGPDDGAWKAVVAITRGGMAPAMIVAREL DIRTVDTISVVSYHSGGGKADERREAKVLKGPDADLMGDGEGVLIIDDLVDSGKTLELVR TLYPKAHFATVYAKPEGEPMVDTFITGVSQDTWIFFPWDMALQYVDPYRGKD