>1p6xA (A:) observed residues (from ATOM records)
shmvtivriyldgvygigksttgrvmasaasggsptlyfpepmaywrtlfetdvisgiyd
tqnrkqqgnlavddaalitahyqsrfttpylilhdhtctlfggnslqrgtqpdltlvfdr
hpvastvcfpaaryllgdmsmcalmamvatlprepqggnivvttlnveehirrlrtrari
geqiditliatlrnvyfmlvntchflrsgrvwrdgwgelptscgaykhratqmdafqerv
spelgdtlfalfktqellddrgvilevhawaldalmlklrnlnvfsadlsgtprqcaavv
esllplmsstlsdfdsasaleraartfnaemgv