>5ycbB (B:) observed residues (from ATOM records)
akiifvvggpgsgkgtqcekvvakygythlssgdllraevssgsergkqlqaimqkgelv
pldtvldmikdamiakadvskgylidgyprevkqgeefekkigkpclllyidakgetmvk
rlmkrgetsgraddneetikkrldlyykatepviafyegrgivrkidselpvdevfkqvs
taidal