>2nanA (A:) SEQRES residues mdcpsstwiqfqdscyiflqeaikvesiedvrnqctdhgadmisihneeenafildtlkk qwkgpddillgmfydtddasfkwfdnsnmtfdkwtdqdddedlvdtcaflhiktgewkkg ncevssvegtlcktaipykr