>2nv2X (X:) observed residues (from ATOM records)
mltigvlglqgavrehihaieacgaaglvvkrpeqlnevdglilpggesttmrrlidtyq
fmeplrefaaqgkpmfgtcagliilakeiagsdnphlgllnvvvernsfgrqvdsfeadl
tikgldepftgvfiraphileagenvevlsehngrivaakqgqflgcsfnpeltedhrvt
qlfvemveeykqkal