>3v57A (A:) SEQRES residues
mksvittvvsaadaagrfpsnsdlesiqgniqrsaarleaaeklagnheavvkeagdacf
akyaylknpgeagenqekinkcyrdvdhymrlvnyclvvggtgpldewgiagarevyrtl
nlptsayvasiaytrdrlcvprdmsaqagvefsayldylinals