>6byfB (B:) SEQRES residues gsgsvippenfshvvgeiyrssfprqenfsflherlklksilvlipeeypqenlnflklt giklyqvgmsgnkepfvnipshlltkaleivlnpanqpilihcnrgkhrtgcligcirkl qnwsltmifdeyrrfafpkaraldqqfiemydddeikriasknnwlplqw