>3tt7F (F:) observed residues (from ATOM records)
iptviaydiysrllkdriimlgsaiddnvansivsqllflaaedpekeislyinspggsi
tagmaiydtmqfikpkvsticigmaasmgafllaagekgkryalpnsevmihqplggaqg
qateieiaakrilllrdklnkvlaertgqplevierdtdrdnfksaeealeyglidkilt