>4klbB (B:) SEQRES residues
apaavdwrargavtavkdqgqcgscwafsaignvecqwflaghpltnlseqmlvscdktd
sgcsgglmnnafewivqenngavytedsypyasgegisppcttsghtvgatitghvelpq
deaqiaawlavngpvavavdasswmtytggvmtscvseqldhgvllvgyndsaavpywii
knswttqwgeegyiriakgsnqclvkeeassavvg