>1p72B (B:) observed residues (from ATOM records)
shmvtivriyldgvygigksttgrvmasaasptlyfpepmaywrtlfetdvisgiydtqn
rkqqgnlavddaalitahyqsrfttpylilhdhtctlfggnslqrgtqpdltlvfdrhpv
astvcfpaaryllgdmsmcalmamvatlprepqggnivvttlnveehirrlrtrarigeq
iditliatlrnvyfmlvntchflrsgrvwrdgwgelptscgaykhratqmdafqervspe
lgdtlfalfktqellddrgvilevhawaldalmlklrnlnvfsadlsgtprqcaavvesl
lplmsstlsdfdsasaleraartfnaemgv