>5tcaB (B:) SEQRES residues ilggreaeaharpymasvqlngahlcggvlvaeqwvlsaahcledaadgkvqvllgahsl sqpepskrlydvlravphpdsqpdtidhdllllqlsekatlgpavrplpwqrvdrdvapg tlcdvagwgivnhagrrpdslqhvllpvldratcnrrthhdgaiterlmcaesnrrdsck gdsggplvcggvlegvvtsgsrvcgnrkkpgiytrvasyaawidsvla