>sp|Q9XS78|CD4_DELLE T-cell surface glycoprotein CD4 OS=Delphinapterus leucas GN=CD4 MDPRTSLRHLFLVLQLVMLPAGTQGKKVVLGKAGELAELPCKASQNKSLFFSWKNSYQTK ILGRHGYFWHKGASNLHSRVESKINLWDQGSFPLVIKDLEVPDSGTYICEVEDKKIEVEL QVFRLTASSDTRLLLGQSLTLTLEGPSGSNPSVQWKGPGNKRKNEAKSLSLPQVGLQDSG TWTCTVSQAQQTLVFNKHILVLAFQEVSSTVYAKEGEQMNFSFPLTFGDENLSGELSWLQ AKGNSSPESWITFKLNNGKVTVGKARKDLKLRMSKALPLHLTLPQALPQYAGSGNLTLNL TKGKLYQEVNLVVMRVTKSPNSLTCEVLGPTSPRLILSLKKENQSMRVSDQQKLVTVLGP EAGMWQCLLSDKGKVLLESKVKILPPVLAHAWPKLLAVVLGGITSLLLLAGFCIFSAKCW HRRRRAERTSQIKRLLSEKKTCHCSHRLQKTCSLT