>1c41A (A:) observed residues (from ATOM records)
gptpqqhdgsalrigivharwnetiiepllagtkakllacgvkesnivvqsvpgswelpi
avqrlysasqlqstgpfdaliaigvlikgetmhfeyiadsvshglmrvqldtgvpvifgv
ltvltddqakaragviegshnhgedwglaavemgvrrrdwaagkt