>6ktrB (B:) SEQRES residues qagltqpasvsgspgqsitisctgtssdvggynyvswyqqhpgkapklmiydvsnrpsgv sdrfsgsksgntasltisglqtedeadyycsswtrssglvfgggtqltvlgqpkaapsvt lfppsseelqankatlvclisdfypgavtvawkadgspvkagvetttpskqsnnkyaass ylsltpeqwkshrsyscqvthegstvektvaptecs