>3mxmB (B:) observed residues (from ATOM records)
lphghmqtlifldleatglpssrpevtelcllavhrralentsisqghpppvprpprvvd
klslciapgkacspgaseitglskaelevqgrqrfddnlaillraflqrqpqpcclvahn
gdrydfpllqtelarlstpspldgtfcvdsiaalkaleqasspksyslgsiytrlywqap
tdshtaegddltllsicqwkpqallqwvdeharpfstvkpmyg