>4n5jB (B:) observed residues (from ATOM records)
gaiagfiengweglidgwygfrhqnaqgegtaadykstqsaidqitgklnrliektnqqf
elidnefnevekqignvinwtrdsitevwsynaellvamenqhtidladsemdklyervk
rqlrenaeedgtgcfeifhkcdddcmasirnntydhskyreeamqnriq