>3krdP (P:) observed residues (from ATOM records)
ttivalkypggvvmagdrrstqgnmisgrdvrkvyitddytatgiagtaavavefarlya
velehyeklegvpltfagkinrlaimvrgnlaaamqgllalpllagydihasdpqsagri
vsfdaaggwnieeegyqavgsgslfakssmkklysqvtdgdsglrvavealydaadddsa
tggpdlvrgifptaviidadgavdvpesriaelaraiiesrs