>4udtB (B:) SEQRES residues
mdtgvsqnprhkitkrgqnvtfrcdpisehnrlywyrqtlgqgpefltyfqneaqleksr
llsdrfsaerpkgsfstleiqrteqgdsamylcasslggyeqyfgpgtrltvtedlknvf
ppevavfvpseaeishtqkatlvclatgfypdhvelswwvngkevhsgvctdpqplkeqp
alndsryalssrlrvsatfwqdprnhfrcqvqfyglsendewtqdrakpvtqivsaeawg
rad