>2erxB (B:) SEQRES residues
sndyrvavfgaggvgksslvlrfvkgtfresyiptvedtyrqviscdksictlqitdttg
shqfpamqrlsiskghafilvysitsrqsleelkpiyeqiceikgdvesipimlvgnkcd
espsrevqsseaealartwkcafmetsaklnhnvkelfqellnlekrrtvsl