>1a4sB (B:) SEQRES residues
aqlvdsmpsastgsvvvtddlnywggrrikskdgattepvfepatgrvlcqmvpcgaeev
dqavqsaqaaylkwskmagiersrvmleaariirerrdniaklevinngktiteaeydid
aawqcieyyaglaptlsgqhiqlpggafaytrreplgvcagilawnypfmiaawkcapal
acgnavvfkpspmtpvtgvilaeifheagvpvglvnvvqggaetgsllchhpnvakvsft
gsvptgkkvmemsaktvkhvtlelggkspllifkdcelenavrgalmanfltqgqvctng
trvfvqreimpqfleevvkrtkaivvgdplltetrmggliskpqldkvlgfvaqakkega
rvlcggepltpsdpklkngyfmspcvldncrddmtcvkeeifgpvmsvlpfdteeevlqr
annttfglasgvftrdisrahrvaanleagtcyintysispvevpfggykmsgfgrengq
atvdyysqlktvivemgdvdslf