>1xyhA (A:) SEQRES residues msvtlhtdvgdikievfcertpktcenflalcasnyyngcifhrnikgfmvqtgdptgtg rggnsiwgkkfedeyseylkhnvrgvvsmanngpntngsqffitygkqphldmkytvfgk vidgletldeleklpvnektyrplndvhikditihanpfaq