>1s1iR (R:) observed residues (from ATOM records)
qgtkfrislglpvgaimncadnsgarnlyiiavkgsgsrlnrlpaaslgdmvmatvkkgk
pelrkkvmpaivvrqakswrrrdgvflyfednagvianpkgemkgsaitgpvgkecadlw
prvasnsgvvv