>1za3H (H:) observed residues (from ATOM records)
evqlvesggglvqpggslrlscaasgfsiysysihwvrqapgkglewvasispysgytsy
adsvkgrftisadtskntaylqmnslraedtavyycsryssyysyyyssssysyamdywg
qgtlvtvssastkgpsvfplapsgtaalgclvkdyfpepvtvswnsgaltsgvhtfpavl
qssglyslssvvtvpssslgtqtyicnvnhkpsntkvdkkvepk