>3q5yC (C:) observed residues (from ATOM records)
dsgvvqsprhiikekggrsvltcipisghsnvvwyqqtlgkelkfliqhyekverdkgfl
psrfsvqqfddyhsemnmsaleledsamyfcasslrwgdeqyfgpgtrltvledlrnvtp
pkvslfepskaeiankqkatlvclargffpdhvelswwvngkevhsgvstdpqaykesny
syslssrlrvsatfwhnprnhfrcqvqfhglseedkwpegspkpvtqnisaeawgrads