>3nkaB (B:) SEQRES residues
ashmfrklaaecfgtfwlvfggcgsavlaagfpelgigfagvalafgltvltmafavghi
sgghfnpavtiglwaggrfpakevvgyviaqvvggivaaallyliasgktgfdaaasgfa
sngygehspggysmlsalvvelvlsagfllvihgatdkfapagfapiaiglaltliglis
ipvtnfsvnparstavaifqggwaleqlwffwvvpivggiiggliyrtllekrd