>6p57B (B:) SEQRES residues
memfqglllwlllgvagvwasrgplrplcqpinatlaaekeacpvcitfttsicagycps
mkrvlpvilppmpqrvctyhelrfasvrlpgcppgvdpmvsfpvalschcgpcrlsstdc
ggprtqplacdhpplpdilfl