>2gm3B (B:) SEQRES residues sgseptkvmvavnastikdypnpsisckrafewtlekivrsntsdfkilllhvqvvdedg fddvdsiyaspedfrdmrqsnkakglhlleffvnkcheigvgceawiktgdpkdvicqev krvrpdflvvgsrglgrfqkvfvgtvsafcvkhaecpvmtikrnadetpsdpadd