>3q5yD (D:) observed residues (from ATOM records)
dsgvvqsprhiikekggrsvltcipisghsnvvwyqqtlgkelkfliqhyekverdkgfl
psrfsvqqfddyhsemnmsaleledsamyfcasslrwgdeqyfgpgtrltvledlrnvtp
pkvslfepskaeiankqkatlvclargffpdhvelswwvngkevhsgvstdpqaykesny
syslssrlrvsatfwhnprnhfrcqvqfhglseedkwpegspkpvtqnisaeawgrad