>4fsbB (B:) observed residues (from ATOM records)
geyptvseipvgevrlyqiadgvwshiatqsfdgavypsnglivrdgdelllidtawgak
ntaallaeiekqiglpvtravsthfhddrvggvdvlraagvatyaspstrrlaevegnei
pthsleglsssgdavrfgpvelfypgaahstdnlvvyvpsasvlyggcaihelsrtsagn
vadadlaewptsieriqqrypeaqfvipghglpggldllkhttnvvkahtnr