>3gfsA (A:) observed residues (from ATOM records)
mlvingtprkhgrtriaasyiaalyhtdlidlsefvlpvfngeaeqsellkvqelkqrvt
kadaivllspeyhsgmsgalknaldflsseqfkykpvallavagggdgginalnnmrtvm
rgvyanvipkqlvlkpvhidvenatvaenikesikelveelsmfaka