>4qd7A (A:) observed residues (from ATOM records)
slwrqtpdleqlnasqknsigdllgirfeafddesltasmpvdsrthqpfgllhggasvv
laeslgsmasylcvdtsqyycvglevnanhlrglrsgrvtavaraihlgrtthvwdirls
gddgkpsciarltmavvpl