>1usfA (A:) SEQRES residues
mrsyraqgplpgfyhyypgvpavvgvrveervnfcpavwntglsadpplfgvsispkrft
hglllkarrfsasfhpfgqkdlvhwlgshsgrevdkgqaphflghtgvpilegayaayel
ellevhtfgdhdlfvgrvvavweeeglldekgrpkpglallyygkglygrpaeetfap