>sp|P10747-7|CD28_HUMAN T-cell-specific surface glycoprotein CD28 OS=Homo sapiens GN=CD28
MPCGLSALIMCPKGMVAVVVAVDDGDSQALAGNKILVKQSPMLVAYDNAVNLSCKYSYNL
FSREFRASLHKGLDSAVEVCVVYGNYSQQLQVYSKTGFNCDGKLGNESVTFYLQNLYVNQ
TDIYFCKIEVMYPPPYLDNEKSNGTIIHVKGKHLCPSPLFPGPSKPFWVLVVVGGVLACY
SLLVTVAFIIFWVRSKRSRLLHSDYMNMTPRRPGPTRKHYQPYAPPRDFAAYRS